Class 6 | New Science Chapter -1 MCQ for DSC , TET, and CTET

 

Class 6 | New Science Chapter -1 MCQ for DSC , TET, and CTET

1. All the defciency diseases can be prevented by:

(A)Cleanliness.

(B)Taking medicine at proper time.

(C)Vaccination.

(D)Taking balanced diet.

Ans. :d.

Taking a balanced diet.

Explanation:

If we take a balanced diet there will not be any kind of deficiency.

Which of the following classes of food is present in pulses?

(A)Vitamins.

(B)Fats.

(C)Carbohydrates.

(D)Proteins.

Ans. :d.

Proteins.

Explanation:

Pulses contain proteins.

Diseases caused due to the deficiency of vitamins are known as:

(A)Dietary diseases.

(B) Cronic diseases.

(C) Deficiency diseases.

(D) Transmitted diseases.

Ans. :c.

Deficiency diseases.

Explanation:

Since such diseases are caused by a deficiency of food components.

The deficiency of which of the following may cause the disease called scurvy?

(A)Vitamin A.

(B)Vitamin C.

(C)Vitamin D.

(D)Calcium.

Ans. :b.

Vitamin C.

Explanation:

The disease called scurvy is caused due to deficiency of vitamins C.

People who suffer from _________ may have too much sugar in their blood:

(A)Diabetes.

(B)High bloodpressure.

(C)Obesity.

(D)Rickets.

Ans. :a.

Diabetes.

Raju observed swelling in his neck region. What could be the disease he is sufferingfrom?

(A)Anaemia.

(B)Marasmus.

(C)Scurvy.

(D)Goitre.

Ans. :d.

Goitre.

Explanation:

Goitre is due to the deficiency of iodine.

Roughage helps in:

(A) Protecting ourbody from diseases.

(B) Movement ofbowel.

(C) Providing energy.

(D) Building andrepair of various bodyparts.

Ans. :b. 

Movement of bowel.

Explanation:

Roughage are rich in fibres. Fibres keep in bowel movement.

How many grams of copper sulphate be dissolved in 100ml of water to prepare copper sulphate solution for testing the presence of proteins in a food item?

(A) 1

(B) 2

(C) 3

(D) 4

Ans. :b. 

2

Explanation:

Dissolve 2g of copper sulphate in 100ml of water.

The bones become soft and bend easily due to the deficiency of:

(A) Vitamin C.

(B) Vitamin D.

(C) Vitamin A.

(D) Vitamin B.

Ans. :b. 

Vitamin D.

Explanation:

Deficiency of vitamin D causes rickets and soft bones.

Excessive intake of sodium may lead to __________.

(A) Diabetes.

(B) Typhoid.

(C) High blood pressure.

(D) Anaemia.

Ans. :c. 

High blood pressure.

Iron is a _________.

(A) Vitamin.

(B) Fat.

(C) Mineral.

(D) Protein.

Ans. :c. 

Mineral.

Scurvy is caused due to the deficiency of:

(A) Vitamin A.

(B) Vitamin B.

(C) Vitamin C.

(D) Vitamin D.

Ans. :c. 

Vitamin C.

Explanation:

Deficiency of vitamin C causes scurvy.

Which of the following options contain a healthy diet?

(A) A variety of foodseach day, such asfruits and vegetables,whole grain breadand cereal, meat,dairy products, drypeas, beans, nuts andwater.

(B) Fat andcholesterol are foundin meat, egg, butter,cream and liver.

(C) Vegetables, deepfried food such aspotato chips andalcoholic drinks.

(D) Snacks, candyand soft drinks.

Ans. :a. 

A variety of foods each day, such as fruits and vegetables, whole grain bread and cereal, meat, dairy products, dry peas, beans, nuts and water.

Explanation:

Balanced diet provides all the nutrients that our body needs, in right quantities, alongwith adequate amount of roughage and water.

Which of the following nutrient if taken inexcess can course clogging of arteries?

(A) Oil yielding plants.

(B) Medicinal plants.

(C) Food plants.

(D) None of these.

Ans. :b. 

Medicinal plants.

Which of the following statements is/ are correct with regard to our diet?

(A) Eat a diet rich incarbohydrates andproteins.

(B) Drink plenty ofwater.

(C) Eat greenvegetables every day.

(D) All of these.

Ans. :d. 

All of these.

Explanation: 

We should eat a balanced diet-which has right amounts of carbohydrates, proteins,fats, mineral salts, vitamins, roughage and water.

Which of the following is correct about function of fats in our body?

(A) They are sourcesof energy.

(B) They are sourcesof essential fattyacids.

(C) Both the above.

(D) None of theabove.

Ans. :c. 

Both of the above.

Explanation:

Fats are the main source of energy and of essential fatty acids in the diet.

Directions: Read the passage(s) given below and answer the questions that followPassage - 1 Carbohydrates mainly provide energy to our body. Fatsal so give us energy. In fact, fats give much more energy as compared to the same amount ofcarbohydrates. Foods containing fats and carbohydrates are called energy giving foods. Which cereal is called the "carbohydrate rich" source of food?

(A) Wheat.

(B) Rice.

(C) Maize.

(D) Barley.

Ans. :b. 

Rice.

Explanation:

Rice has more carbohydrates than other nutrients so it is called "carbohydrate-rich" source of food.

Deficiency of vitamin A causes _________.

(A) Beriberi.

(B) Night blindness.

(C) Scurvy.

(D) Rickets.

Ans. :b. 

Night blindness.

Directions: Read the passage(s) given below and answer the questions that followPassage - 3 Deficiency of one or more nutrients can cause diseases or disorders in ourbody. Diseases that occur due to lack of nutrients over a long period are calleddeficiency diseases. If a person does not get enough proteins in food for a long time. Heis likely to have:

(A) Stunted growth.

(B) Swelling of face.

(C) Discolorations ofhair.

(D) All of the above.

Ans. :d. 

All of the above.

Explanation:

If person does not get enough protein in food for a long time, he is likely to show allthe symptoms listed above.

Which of the following examples of food under P, Q and R is correct?

P: Supplies materials for building cells.

Q: Supplies a lot of energy.

R: Supplies high dietary fibre.

(A) P. Fish, Q. Lettuce,R. Palm oil.

(B) P. Butter, Q.Lettuce, R. Fish.

(C) P. Mutton, Q. Utter,R. Bean sprout.

(D) P. Butter, Q.Mutton, R. Palm oil.

Ans. :c. 

P. Mutton, Q. Utter, R. Bean sprout.

Explanation:

In the given question P-Mutton (Protein) Q-Butter (fats) and R-Bean sprouts(Roughage).

Directions: Read the passage(s) given below and answer the questions that followPassage - 1 Carbohydrates mainly provide energy to our body. Fatsal so give us energy.In fact, fats give much more energy as compared to the same amount ofcarbohydrates. Foods containing fats and carbohydrates are called energy giving foods. Which of the following is not a plant source of fats?

(A) Groundnuts.

(B) Milk.

(C) Coconut oil.

(D) Til.

Ans. :b. 

Milk.

Explanation:

Milk is an animal source of fats.

Repeated washings of rice may result in lost of:

(A) Vitamins.

(B) Minerals.

(C) Both vitamins andminerals.

(D) Neither ofvitamins nor ofminerals.

Ans. :c. 

Both vitamins and minerals.

Choose an incorrect match Minerals Deficiency disease.

(A) Calcium Scurvy.

(B) Iron Anaemia.

(C) PhosphorusRickets.

(D) Iodine Grouter.

Ans. :a. 

Calcium Scurvy.

Excessive increase in body weight is called:

(A) Kwashiorkor.

(B) Obesity.

(C) Goitre.

(D) Scurvy.

Ans. :b. 

Obesity.

We must not use excess water during cooking as it may:

(A) Result in loss ofcarbohydrates.

(B) Result in loss ofminerals andproteins.

(C) Result in loss offats.

(D) Both (b) and (c).

Ans. :b. 

Result in loss of minerals and proteins.

Explanation:

Many useful proteins and considerable amounts of minerals are lost if excess wateris used.

Which one of the following is an energy giving component?

(A) Protein.

(B) Vitamins andminerals.

(C) Roughage.

(D) Carbohydratesand fats.

Ans. :d. 

Carbohydrates and fats.

Explanation:

Carbohydrates and fats are main sources of energy.

Which of the following sources of protein is different from others?

(A) Peas.

(B) Grams.

(C) Soyabeans.

(D) Cottage cheese(paneer).

Ans. :d. 

Cottage cheese (paneer).

Explanation:

Among the given sources of protein, cottage cheese (paneer) is different as it is ananimal protein, whereas peas, grams and soyabeans are plant proteins.

Find the odd one out.

(A) Maize.

(B) Sugarcane.

(C) Grass.

(D) Cotton.

Ans. :d. 

Cotton.

How is roughage important to humans?

(A) Preventsconstipation.

(B) Builds and repairstissues.

(C) Maintains thehealth to the body.

(D) Produceshemoglobin in redblood cells.

Ans. :a. 

Prevents constipation.

Explanation:

The given  information is about dietary fibre. Fibres prevent constipation.

Which one of the following minerals is needed for the proper functioning of thyroid gland?

(A) Iron.

(B) Iodine.

(C) Calcium.

(D) Phosphorus.

Ans. :b. 

Iodine.

Explanation:

For proper functioning of the thyroid gland we need the mineral iodine in the appropriate way.

Scurvy is:

(A) A deficiency disease caused due to deficiency of vitaminC.

(B) A deficiencydisease caused due todeficiency of vitaminD.

(C) A deficiencydisease caused due todeficiency of vitaminA.

(D) A deficiencydisease caused due todeficiency ofminerals.

Ans. :a. 

A deficiency disease caused due to deficiency of vitamin C.

Directions: Read the passage(s) given below and answer the questions that followPassage - 1 Carbohydrates mainly provide energy to our body. Fatsal so give us energy.In fact, fats give much more energy as compared to the same amount ofcarbohydrates. Foods containing fats and carbohydrates are called energy giving foods.Which one will give more energy for the same quantity?

(A) Mango.

(B) Melon.

(C) Maize.

(D) Milk.

Ans. :d. 

Milk.

Explanation:

Milk is a source of fats whereas others are sources of carbohydrates. Fats provide more energy.

Which of the following food stuff does not contain proteins?

(A) Egg-white.

(B) Curd.

(C) Chana.

(D) Ragi.

Ans. :d. 

Ragi.

You read a healthy diet that also contains fibre-rich food in it. Can you identify the fibre-rich food among the following:

(A) (B) (C) (D) 

Ans. :d. 

 

White of an egg turns violet when two drops of copper sulphate and ten drops of caustic soda are added to it. This indicates the presence of which of the following components of food?

(A) Starch.

(B) Proteins.

(C) Fats.

(D) Vitamins.

Ans. :b. 

Proteins.

Explanation: 

When food turns to violet colour when treated with copper sulphate solution andcaustic soda indicates the presence of proteins.

Which of the following is/ are the functions of water?

(A) It keeps our skinmoist.

(B) Regulate bodytemperature.

(C) Transport thebyproducts.

(D) All of these.

Ans. :d. 

All of these.

Explanation:

Water is necessary in our diet as it regulates body temperature, helps to keep ourskin moist and helps to transport digested food.

Which one of the following vitamins and their deficiency diseases is paired incorrectly?

(A) Vitamin A - Poornight vision.

(B) Vitamin B1 - BeriBeri.

(C) Vitamin C -Scurvy.

(D) Vitamin D -Pellagra.

Ans. :d. 

Vitamin D - Pellagra.

Explanation:

Deficiency of vitamin D leads to Rickets.

Ghee and butter are major source of:

(A) Protein.

(B) Fats.

(C) Vitamins.

(D) Minerals.

Ans. :b. 

Fats.

Explanation:

Ghee and butter are major sources of fats.

Select the one that is rich in proteins.

(A) Cucumber.

(B) Gram.

(C) Wheat.

(D) Maize.

Ans. :b. 

Gram.

Which of the following nutrients is not present in milk?

(A) Protein.

(B) Vitamin C.

(C) Calcium.

(D) Vitamin D.

Ans. :b. 

Vitamin C.

Explanation:

Vitamin-C is not present in milk. It is present in citrus fruits, such as oranges andgreen vegetables.

The disease called anaemia is caused due to the deficiency of which of the following?

(A) Iron.

(B) Calcium.

(C) Phosphorus.

(D) Vitamin A.

Ans. :a. 

Iron.

Explanation:

Anaemia is caused due to deficiency of iron.

Directions: Match Column-I with Column-II and select the correct answer using thecodes given below the columns.

S.No.

 Column-I (Mineral)

 S.No.

 Column-II (Source)

 

(A)

 Iron

 (p)

 Milk and milk products.

 

(B)

 Calcium

 (q)

 Leafy green vegetables.

 

(C)

 Iodine

 (r)

 Protein rich foods like meat, fish.

 

(D)

 Phosphorus

 (s)

 Sea weeds.

 

(A) A-(q), B-(p), C-(s),D-(r).

(B) A-(p), B-(q), C-(r),D-(s).

(C) A-(r), B-(s), C-(p),D-(q).

(D) A-(s), B-(r), C-(q),D-(p).

Ans. :a. 

A-(q), B-(p), C-(s), D-(r).

Explanation:

S.No.

 Column-I (Mineral)

 S.No.

 Column-II (Source)

 

(A)

 Iron

 (q)

 Leafy green vegetables.

 

(B)

 Calcium

 (p)

 Milk and milk products.

 

(C)

 Iodine

 (s)

 Sea weeds.

 

(D)

 Phosphorus

 (r)

 Protein rich foods like meat, fish.

 

Observe the given experimental figures carefully. What does this experiment prove?

(A) Raw egg whitecontains proteins.

(B) Raw egg whitecontainscarbohydrates.

(C) Raw egg whitecontains fats.

(D) Raw egg whitecontains iodine.

Ans. :b. 

Raw egg white contains carbohydrates.

Goitre is common in hilly areas because:

(A) Soil of hilly areasis poor in iodinecontent.

(B) Drinking water aswell as food grown inthese areas aredeficient in iodine.

(C) Both (a) and (b).

(D) None of these.

Ans. :c. 

Both (a) and (b).

Mainly pulses are the source of:

(A) Protein.

(B) Carbohydrate.

(C) Fat.

(D) None of these.

Ans. :a. 

Protein.

Which of the following is a fat free and rich source of Vitamin A?

(A) Carrot.

(B) Potato.

(C) Honey.

(D) Eggs.

Ans. :a. 

Carrot.

Explanation: 

Carrot is a rich source of vitamin-A.

Which of the following nutrients is provided by vegetables?

(A) Fats.

(B) Sugars.

(C) Minerals.

(D) None of these.

Ans. :c. 

Minerals.

Explanation:

Vegetables provide us minerals.

Iron, a biological nutrient, is found in human body in:

(A) Bones.

(B) Blood.

(C) Hair.

(D) All of these.

Ans. :b. 

Blood.

Explanation:

Haemoglobin of blood is a compound of iron.

Which one of the following nutrients gives us energy to do work?

(A) Carbohydrates.

(B) Proteins.

(C) Vitamins.

(D) Minerals.

Ans. :a. 

Carbohydrates.

Read the following two statements carefully and choose the correct option.

i. 

Over-eating makes the body more strong to fight with diseases.

ii. 

Vitamins do not produce any energy.

(A) Statement (i) iscorrect whilestatement (ii) isincorrect.

(B) Statement (ii) iscorrect whilestatement (i) isincorrect.

(C) All statements arecorrect.

(D) All statements areincorrect.

Ans. :c. 

All statements are correct.

Directions: Match Column-I with Column-II and select the correct answer using thecodes given below the columns.

S.No.

 Column-I (Nutrients)

 S.No.

 Column-II (Functions)

 

(A)

 Fats & carbohydrate

 (p)

 Growth & repair.

 

(B)

 Proteins

 (q)

 Protect our body against diseases.

 

(C)

 Vitamins

 (r)

 Help to get rid of undigested food.

 

(D)

 Roughage

 (s)

 Provide energy.

 

(A) A-(s), B-(p), C-(q),D-(r).

(B) A-(p), B-(q), C-(r),D-(s).

(C) A-(r), B-(s), C-(p),D-(q).

(D) A-(s), B-(r), C-(q),D-(p).

Ans. :a. 

A-(s), B-(p), C-(q), D-(r).

Explanation:

S.No.

 Column-I (Nutrients)

 S.No.

 Column-II (Functions)

 

(A)

 Fats & carbohydrate

 (s)

 Provide energy.

 

(B)

 Proteins

 (p)

 Growth & repair.

 

(C)

 Vitamins

 (q)

 Protect our body against diseases.

 

(D)

 Roughage

 (r)

 Help to get rid of undigested food.

 

Vitamins and minerals are together included in which of the following food groups?

(A) Protective foods.

(B) Harmful foods.

(C) Body buildingfoods.

(D) Energy-givingfoods.

Ans. :a. 

Protective foods.

Explanation:

Vitamins and minerals together are called protective foods.

The fat soluble vitamins are:

(A) Vitamin B andvitamin C.

(B) Vitamin A, vitaminD, vitamin E.

(C) Vitamin A andvitamin B.

(D) None of theabove.

Ans. :b. 

Vitamin A, vitamin D, vitamin E.

Explanation:

Vitamins A, D and E are fat soluble. (Vitamin K is also fat soluble).

Which one of the following food items does not provide dietary fibre?

(A) Whole grains.

(B) Whole pulses.

(C) Fruits andvegetables.

(D) Milk.

Ans. :d. 

Milk.

Explanation:

Milk does not provide dietary fibre. It is an excellent source of vitamins, proteins andminerals particularly calcium. The other three, i.e. whole grains, whole pulses, freshfruits and vegetables are main source of roughage or dietary fibres. Roughage helpsour body to get rid of undigested food.

Which food items from the given choices should be included in our diet to protect usfrom bleeding gums?

(A) Cheese.

(B) Yeast.

(C) Amla.

(D) Wheat germ.

Ans. :c. 

Amla.

Explanation:

Amla is a rich source of vitamin C. Vitamin C prevents bleeding gums.

Carbohydrates and starches are included in which of the following food groups?

(A) Energy - givingfoods.

(B) Body - buildingfoods.

(C) Protective foods.

(D) All of these.

Ans. :a. 

Energy - giving foods.

Explanation:

Carbohydrates and starches are rich in carbohydrates. Carbohydrates are energygiving foods.

Which nutrient can be identified by using copper sulphate and caustic soda?

(A) Carbohydrates.

(B) Proteins.

(C) Fats.

(D) Vitamins.

Ans. :b. 

Proteins.

Which of the following food components is present in banana?

(A) Vitamin A.

(B) Calcium.

(C) Phosphorus.

(D) Iodine.

Ans. :c. 

Phosphorus.

Explanation:

Banana is a rich source of minerals like phosphorous.

Priya placed two drops of a liquid on cooked rice which turned the rice blue-black. Whatcould be the liquid?

(A) Vegetable oil.

(B) Iodine solution.

(C) Benedict'ssolution.

(D) Nitrate solution.

Ans. :b. 

Iodine solution.

Explanation: 

Rice is a rich source of starch. When iodine solution is added. It will turn to blue-blackcolour.

Select the features that belong to fats:

(A) Richest sources ofenergy.

(B) Insulate our bodyagainst loss of heat.

(C) Both (a) and (b).

(D) None of these.

Ans. :c. 

Both (a) and (b).

Explanation:

Fats are rich sources of energy and the insulate our body against loss of heat.

Which activity helps our body to produce vitamin D?

(A) Jogging andexercising.

(B) Standing in theSun.

(C) Consuming morefruits.

(D) Practising yoga.

Ans. :b. 

Standing in the Sun.

Explanation:

Our body prepares vitamin D in the presence of sunlight.

Roshan wants to build his muscles and thus joined a gymnasium for it. What changesshould Roshan make in his diet to build strong muscles?

(A) Eat morecarbohydrates richfood.

(B) Eat more vitaminrich food.

(C) Eat more proteinrich food.

(D) Eat more fat richfood.

Ans. :c. 

Eat more protein rich food.

Explanation: 

Proteins are body building food.

The food items given below belongs to which of the following groups?

Beans, Peas, Pulses, Meat.

(A) Fats.

(B) Proteins.

(C) Vitamins.

(D) Carbohydrate.

Ans. :b. 

Proteins.

Explanation: 

The given food items are rich in proteins.

Which of the following labelled boxes contain protective food?

(A) P and Q only.

(B) Q only.

(C) R only.

(D) Q and R only.

Ans. :b. 

Q only.

Explanation: 

In the given figure Q comprises of fruits and vegetables. Fruits and vegetables arerich in vitamins and minerals.

Which of these changes starch to blue black?

(A) Lime water.

(B) Iodin.

(C) Methylatedsolution.

(D) Benedict'ssolution.

Ans. :b. 

Iodin.

Explanation:

Dilute iodine solution is used to test starch.

Deficiency of which vitamin cause rickets?

(A) Vitamin A.

(B) Vitamin D.

(C) Vitamin B.

(D) Vitamin C.

Ans. :b. 

Vitamin D.

In addition to proteins and carbohydrates, the other elements of nutritional value inmilk include:

(A) Potassium andiron.

(B) Calcium andpotassium.

(C) Calcium,potassium and iron.

(D) Calcium and iron.

Ans. :b. 

Calcium and potassium.

Directions: Read the passage(s) given below and answer the questions that followPassage - 2 For growth and maintenance of good health, our diets would have all thenutrients that our body needs, in right quantities. The diet should also contain goodamount of roughage and water. Such a diet is called balanced diet. India is a developingcountry and a large number of its population is not getting a balanced diet because:

(A) Balanced diet isquite expensive.

(B) Balanced dietneed not containroughage and water.

(C) Roughages do notprovide any nutrientto our body.

(D) All of the above.

Ans. :a. 

Balanced diet is quite expensive.

Directions: Read the passage(s) given below and answer the questions that followPassage - 3 Deficiency of one or more nutrients can cause diseases or disorders in ourbody. Diseases that occur due to lack of nutrients over a long period are calleddeficiency diseases. The deficiency of iron in our diet results into a diseases called?

(A) Rickets.

(B) Goiter.

(C) Scurvy.

(D) Anaemia.

Ans. :d. 

Anaemia.

Explanation:

Anaemia is caused due to deficiency of iron.

A component of food is known as 'body building food'. It is called:

(A) Proteins and isobtained from plantsources.

(B) Proteins and isobtained from animalsources.

(C) Proteins and isobtained both fromplant sources andanimal sources.

(D) Minerals, and isobtained from bothplant sources andanimals source.

Ans. :c. 

Proteins and is obtained both from plant sources and animal sources.

Explanation:

Proteins are obtained both from plant sources and animal sources. (Foods containingproteins are called bodybuilding foods).

Read the following two statements carefully and choose the correct option.

i. 

Over-eating makes the body more strong to fight with diseases.

ii. 

Vitamins do not produce any energy.

(A) Statement (i) iscorrect whilestatement (ii) isincorrect.

(B) Statement (ii) iscorrect whilestatement (i) isincorrect.

(C) All statements arecorrect.

(D) All statements areincorrect.

Ans. :b. 

Statement (ii) is correct while statement (i) is incorrect.

The vitamin containing cobalt is:

(A) B1

(B) B2

(C) B6

(D) B12

Ans. :d. 

B12

Explanation:

Vitamin B12 is cobaltamine.

Which of the following symptoms is shown by a person whose diet is deficient inproteins?

(A) Swelling of face.

(B) Obesity.

(C) Bent bones.

(D) Poor vision.

Ans. :a. 

Swelling of face.

Explanation:

If a person does not get enough proteins in his/ her food, he/ she is likely to havestunted growth and a swollen face.

Directions: Read the passage(s) given below and answer the questions that followPassage - 3 Deficiency of one or more nutrients can cause diseases or disorders in ourbody. Diseases that occur due to lack of nutrients over a long period are calleddeficiency diseases. Which of the following is a symptoms of deficiency of vitamin D?

(A) Bones becamesoft and bent.

(B) Weak bones andtooth decay.

(C) Bleeding gums,wounds take longertime to heal.

(D) Poor vision.

Ans. :a. 

Bones became soft and bent.

Explanation:

Deficiency of vitamins D causes rickets. Due to this the bones became soft and bent.

Which of the following helps our body to absorb nutrient from food and also helps inthrowing out some wastes from body as urine and sweat?

(A) Carbohydrates.

(B) Fats.

(C) Dietary fibres.

(D) Water.

Ans. :d. 

Water.

Read the following three statements carefully and choose the correct option.

i. 

Raw vegetables are rich in roughages.

ii. 

Children need more food as they grow fast.

iii. 

Cooking makes food free of germs.

(A) Statements (i) and(iii) are correct but (ii)is incorrect.

(B) Statements (i) and(ii) are correct but (iii)is incorrect.

(C) All statements arecorrect.

(D) All statements areincorrect.

Ans. :c. 

All statements are correct.

Which substance can be taken in excess without causing health problems?

(A) Water.

(B) Sugar.

(C) Fat.

(D) Common salt.

Ans. :a. 

Water.

Explanation:

Water is essential for the functioning of various body systems.

A food sample is taken in a test-tube and a few drops of iodine solution were added to it.It was observed that the solution turned blue black. It shows the presence of which oneof the following component in the food sample?

(A) Proteins.

(B) Carbohydrate.

(C) Fat.

(D) Vitamins.

Ans. :b. 

Carbohydrate.

Explanation:

It is a test for starch and starch is a carbohydrate.

Which of the following vitamins is present in the given substances?

(A) Vitamin E.

(B) Vitamin D.

(C) Vitamin K.

(D) Vitamin C.

Ans. :b. 

Vitamin D.

Explanation:

Vitamin D helps our body to use calcium for bones and teeth, it is found in sunlight,eggs, butter and milk.

In which of the following food groups fruits and green leafy vegetables can be included?

(A) Energy producingfoods.

(B) Body buildingfoods.

(C) Harmful foods.

(D) Protective foods.

Ans. :d. 

Protective foods.

Explanation:

Vitamins and minerals are protective foods.

Read the following statements about diseases.

i. 

They are caused by germs.

ii. 

They are caused due to lack of nutrients in our diet.

iii. 

They can be passed on to another person through contact.

iv. 

They can be prevented by taking a balanced diet.

Which pair of statements best describe a deficiency disease?

(A) (i) and (ii)

(B) (ii) and (iii)

(C) (ii) and (iv)

(D) (i) and (iii)

Ans. :c. 

(ii) and (iv)

Explanation:

Deficiency disease is a disease which arises due to the lack of nutrients in our dietover a long period of time, e.g. Scurvy, kwashiorkor. To prevent these diseases, it isessential to have a balanced diet. It is a diet, which contains adequate amounts of allthe nutrients as well as sufficient quantity of water and roughage.

The child in the given figure is suffering from a deficiency disease. This disease iscaused dueto deficiency of:

(A) Carbohydrates.

(B) Proteins.

(C) Fats.

(D) Vitamins.

Ans. :b. 

Proteins.

Which of the following features belong to fats?

(A) They insulate ourbody against loss ofheat.

(B) They are thesources of energy indiet.

(C) They are thesources of fatty acidsin diet.

(D) All of the above.

Ans. :d. 

All of the above.

Explanation:

All the given options are features of fats.

Name the mineral whose deficiency causes goitre.

(A) Iodine.

(B) Phosphorus.

(C) Iron.

(D) Calcium.

Ans. :a. 

Iodine.

Which of these provide energy?

(A) Orange.

(B) Guava.

(C) Bread.

(D) None of these.

Ans. :c. 

Bread.

Explanation:

In the given figures, figure 'R' consists of energy giving substances like bread andmilk.

Obesity is caused when one takes more food than needed. It is caused because:

(A) Extra food isstored as fat.

(B) Extra food is notproperly digested.

(C) Extra food isstored as starch.

(D) None of these.

Ans. :a. 

Extra food is stored as fat.

Explanation:

Extra food is stored as fat and the person becomes too fat.

Which one of the following is and excellent source of calcium?

(A) Broccoli.

(B) Nuts.

(C) Meat.

(D) Grains.

Ans. :a. 

Broccoli.

Vitamins and minerals are:

(A) Protective food.

(B) Energy givingfood.

(C) Body buildingfood.

(D) Roughage.

Ans. :a. 

Protective food.

Explanation:

Vitamins and minerals protect our body from various diseases.

Name the nutrient whose deficiency causes Kwashiorkor.

(A) Carbohydrates.

(B) Proteins.

(C) Fats.

(D) Vitamin A.

Ans. :b. 

Proteins.

Which mineral is essential for formation of strong bones and muscles?

(A) Calcium.

(B) Phosphorus.

(C) Iron.

(D) Potassium.

Ans. :a. 

Calcium.

Match the following vitamins and minerals with their sources.

S.No.

 Column A

 S.No.

 Column B

 

(i)

 Amla

 (a)

 Calcium

 

(ii)

 Carrot

 (b)

 Iodine

 

(iii)

 Milk

 (c)

 Vitamin C

 

(iv)

 Salt

 (d)

 Vitamin A

 

(A) (i)-d,(ii)-c,(iii)-b,(iv)-a.

(B) (i)-c,(ii)-d,(iii)-a,(iv)-b.

(C) (i)-a,(ii)-b,(iii)-c,(iv)-d.

(D) (i)-d,(ii)-a,(iii)-c,(iv)-b.

Ans. :b. 

(i)-c,(ii)-d,(iii)-a,(iv)-b.

Explanation:

S.No.

 Column A

 S.No.

 Column B

 

(i)

 Amla

 (c)

 Vitamin C

 

(ii)

 Carrot

 (d)

 Vitamin A

 

(iii)

 Milk

 (a)

 Calcium

 

(iv)

 Salt

 (b)

 Iodine

 

Which of the following food groups is are has the highest energy?

(A) Oil.

(B) Butter.

(C) Ghee.

(D) All of these.

Ans. :d. 

All of these.

Explanation:

Oil, ghee and butter are high energy giving foods.

Use of excess water during cooking may cause loss of:

(A) Vitamins andminerals.

(B) Proteins andminerals.

(C) Vitamins andproteins.

(D) None of these.

Ans. :b. 

Proteins and minerals.

Which of the following vitamins are produced in our body when exposed to sunlight inthe morning?

(A) Vitamin A.

(B) Vitamin B.

(C) Vitamin D.

(D) Vitamin K.

Ans. :c. 

Vitamin D.

Explanation:

Our body prepares vitamin D in the presence of sunlight.

Which one of the following is a deficiency disease?

(A) Beri-beri.

(B) Rickets.

(C) Scurvy.

(D) All of these.

Ans. :d. 

All of these.

Which one of the following minerals is an essential for developing strong bones andteeth?

(A) Calcium andphosphorus.

(B) Iodine andsodium.

(C) Iron andphosphorus.

(D) Sodium and iron.

Ans. :a. 

Calcium and phosphorus.

A paste of food item was taken in a test-tubeand to it was added a few drops ofcoppersulphate solution followed by caustic sodasolution. A violet colour was observedin the test-tube after a few minutes. It shown the presence of which one of the followingcomponents in the food sample?

(A) Proteins.

(B) Carbohydrates.

(C) Fats.

(D) None of these.

Ans. :a. 

Proteins.

Explanation:

It is a test used to detect the presence of proteins in a given food sample.

What happens during digestion?

(A) Food is changedto different forms.

(B) Soluble food istaken up by blood.

(C) Blood suppliesnutrients to the body.

(D) Both (a) and (b).

Ans. :a. 

Food is changed to different forms.

Select the component that is obtained only from plant sources.

(A) Carbohydrates.

(B) Proteins.

(C) Roughages.

(D) Vitamins.

Ans. :a. 

Carbohydrates.

Stunted growth, swelling efface, discolouration of hair, skin diseases and diarrhoea arethe symptoms of:

(A) Protein deficiency.

(B) Fat deficiency.

(C) Imbalanced diet.

(D) Both (a) and (c).

Ans. :a. 

Protein deficiency.

Guava is a source of which of the following vitamins?

(A) Vitamin A.

(B) Vitamin B.

(C) Vitamin C.

(D) Vitamin D.

Ans. :c. 

Vitamin C.

You can find fats abundantly in which of the following food substances?

(A) Wheat, rice, sugarand potatoes.

(B) Ghee, oil, milkand cheese.

(C) Soyabeans, fishand meat.

(D) Carrots, mangoesand lemon fruits.

Ans. :b. 

Ghee, oil, milk and cheese.

Explanation:

Ghee, oil, milk and cheese are rich in fats.

Pranav does not like to eat fruits and vegetables which of the following deficiencydiseases may Pranav suffer from?

(A) Protein deficiencydisease.

(B) Carbohydratedeficiency.

(C) Vitamindeficiency disease.

(D) Fat deficiencydisease.

Ans. :c. 

Vitamin deficiency disease.

Explanation:

Fruits and vegetables are rich in vitamins and minerals.

Which one of the following is not true about balanced diet?

(A) A balanced dietdoes not containroughage.

(B) A balanced dietdoes not contain fats.

(C) A balanced dietdoes not containproteins.

(D) All of these.

Ans. :d. 

All of these.

Ritu often complains of dry skin and is unable to see properly in dim light. She issuffering from:

(A) Anaemia.

(B) Night-blindness.

(C) Beri-beri.

(D) None of these.

Ans. :b. 

Night-blindness.

Explanation:

These are the symptoms of night blindness caused due to deficiency of vitamin A.

Directions: Read the passage(s) given below and answer the questions that followPassage - 2 For growth and maintenance of good health, our diets would have all thenutrients that our body needs, in right quantities. The diet should also contain goodamount of roughage and water. Such a diet is called balanced diet. Which of thefollowing gets easily destroyed by heat during cooking?

(A) Vitamin A.

(B) Vitamin B.

(C) Vitamin C.

(D) Vitamin D.

Ans. :c. 

Vitamin C.

Explanation:

Vitamins C easily gets destroyed by heat during cooking.

Which of the following have higher nutritive value and why?

(A) P, because it givesmore energy.

(B) Q, because itgives more proteins.

(C) P, because it givesmore proteins andenergy.

(D) Q, because itgives more energyand proteins.

Ans. :d. 

Q, because it gives more energy and proteins.

Which of the following vitamins and their deficiency disease is not correctly paired?

(A) Vitamin A . Nightblindness.

(B) Vitamin B1 .Scurvy.

(C) Vitamin B12 .Anaemia.

(D) Vitamin D .Rickets.

Ans. :b. 

Vitamin B1 . Scurvy.

Explanation: 

Deficiency of vitamin B1 causes Beri-Beri. Beriberi is a disease in which the bodydoes not have enough thiamine.

Given below are the steps to test the presence of proteins in a food item:

i. 

Take a small quantity of the food item in a test tube, add 10 drops of water to itand shake it.

ii. 

Make a paste or powder of food to be tested.

iii. 

Add 10 drops of caustic soda solution to the test tube and shake well.

iv. 

Add 2 drops of copper sulphate solution to it.

Which of the following is the correct sequence of the steps?

(A) i, ii, iv, iii

(B) ii, i, iv, iii

(C) ii, i, iii, iv

(D) iv, ii, i, iii

Ans. :b. 

ii, i, iv, iii

Explanation:

The presence of proteins in a food material is tested on the basis of a reactionbetween proteins and alkaline solution of copper sulphate, that gives a voilet colour.The test involves the following steps in sequences II, I, IV, III.

Choose the cereal among the following:

(A) Mustard.

(B) Almond.

(C) Wheat.

(D) Grain.

Ans. :c. 

Wheat.

Which one of the following cannot be digested by us?

(A) Carbohydrates.

(B) Proteins.

(C) Roughage.

(D) Vitamins.

Ans. :c. 

Roughage.

The food components needed by our body are called:

(A) Ingredients.

(B) Nutrients.

(C) Fragments.

(D) Ornaments.

Ans. :b. 

Nutrients.

Explanation:

Ingredients of food have some components which are needed by ourbody. Such components are called nutrients.

Directions: Read the passage(s) given below and answer the questions that followPassage - 2 For growth and maintenance of good health, our diets would have all thenutrients that our body needs, in right quantities. The diet should also contain goodamount of roughage and water. Such a diet is called balanced diet. Some nutrients getlost in the process of cooking and preparations. Which of the following nutrients isgenerally lost if vegetables and fruits are washed after cutting or peeling them?

(A) Carbohydrates.

(B) Proteins.

(C) Vitamins.

(D) All of these.

Ans. :c. 

Vitamins.

Explanation:

Vitamins may get lost.

Rajesh went to a dentist. He complained about swelling and bleeding gums. In youropinion he is suffering from which of the following diseases?

(A) Beri- beri.

(B) Neurologicaldisorder.

(C) Scurvy.

(D) Rickets.

Ans. :c. 

Scurvy.

Explanation:

The symptoms (i.e., swelling and bleeding of gums) indicate the disease scurvy whichis caused due to deficiency of vitamin C.

Name the disease which occur due to deficiency of vitamin A.

(A) Marasmus.

(B) Rickets.

(C) Night blindness.

(D) Scurvy.

Ans. :c. 

Night blindness.

The main difference between raw soyabean and cooked soyabean is in respect of:

(A) Protein content.

(B) Biological value ofproteins.

(C) Amino acidcomposition.

(D) None of these.

Ans. :a. 

Protein content.

Explanation:

It is in their protein content cooked soyabean will have lesser protein content.

Match the following pairs and choose the correct answer.

S.No.

 Column A

 S.No.

 Column B

 

(i)

 Spinach

 (a)

 Roughage

 

(ii)

 Milk

 (b)

 Iodine

 

(iii)

 Salt

 (c)

 Iron

 

(iv)

 Whole grain

 (d)

 Calcium

 

(A) (i)-d,(ii)-a,(iii)-c,(iv)-d.

(B) (i)-d,(ii)-c,(iii)-a,(iv)-b.

(C) (i)-c,(ii)-a,(iii)-d,(iv)-b.

(D) (i)-c,(ii)-d,(iii)-b,(iv)-a.

Ans. :d. 

(i)-c,(ii)-d,(iii)-b,(iv)-a.

Explanation:

S.No.

 Column A

 S.No.

 Column B

 

(i)

 Spinach

 (c)

 Iron

 

(ii)

 Milk

 (d)

 Calcium

 

(iii)

 Salt

 (b)

 Iodine

 

(iv)

 Whole grain

 (a)

 Roughage

 

Carbohydrates can be tested by using:

(A) Iodine solution.

(B) Caustic soda.

(C) Copper sulphate.

(D) Fehling solution.

Ans. :a. 

Iodine solution.

Explanation:

Carbohydrates (starch) give violet or black colour with iodine solution.

Which of the following food items contains carbohydrates?

(A) Rice.

(B) Gram.

(C) Cabbage.

(D) Pulses.

Ans. :a. 

Rice.

Explanation:

Rice is a source of carbohydrates.

Which of the following nutrient if taken in excess can cause clogging of arteries?

(A) Proteins.

(B) Fats.

(C) Vitamins.

(D) Roughage.

Ans. :b. 

Fats.

Night blindness is caused due to deficiency of:

(A) Vitamin A.

(B) Vitamin B.

(C) Vitamin C.

(D) Vitamin D.

Ans. :a. 

Vitamin A.

Explanation:

Night blindness is caused due to deficiency of vitamin A.

The food items shown in the figure are sources of mainly of:

(A) Fats.

(B) Carbohydrates.

(C) Proteins.

(D) Vitamins.

Ans. :b. 

Carbohydrates.

Which one of the following food substances is the rich source of carbohydrates?

(A) Oil.

(B) Cereals.

(C) Meat.

(D) Greenvegetables.

Ans. :b. 

Cereals.

Proteins are essential:

(A) For growth andrepair of body tissues.

(B) To provide energyfor our daily activities.

(C) For keeping ourbody fit and healthy.

(D) For strong bonesand teeth.

Ans. :a. 

For growth and repair of body tissues.

Explanation:

In the given questions 80% of food present in fish represents proteins. Proteins arecalled body building food.

Carbohydrates and fats containing food are called:

(A) Protective food.

(B) Fibrous foods.

(C) Body buildingfoods.

(D) Energy givingfoods.

Ans. :d. 

Energy giving foods.

Explanation:

Foods containing carbohydrates and fats are called energy giving foods.

Raju is a 10 year old boy but he is obese. This is because he is __________.

(A) Overeatingcarbohydrates andfats.

(B) Not eating enoughcarbohydrates andfats.

(C) Overeatingproteins.

(D) Not eatingenough proteins.

Ans. :a. 

Overeating carbohydrates and fats.

Which of the following food components is present more in rice?

(A) Fats.

(B) Carbohydrates.

(C) Proteins.

(D) Water.

Ans. :b. 

Carbohydrates.

Explanation:

Rice is rich in carbohydrates.

Swollen glands in neck, mental disability in children are the symptoms of deficiency of amineral which is present in:

(A) Salt.

(B) Sugar.

(C) Chilli.

(D) Lemon.

Ans. :a. 

Salt.

Explanation:

Deficiency of iodine, iodine is present in iodized salt.

Select the one which is not a part of salad?

(A) (B) (C) (D) 

Ans. :d. 

 

Directions: Match Column-I with Column-II and select the correct answer using thecodes given below the columns.

S.No.

 Column - I (Disease)

 S.No.

 Column - II (Deficient substance)

 

(A)

 Scurvy

 (p)

 Iodine

 

(B)

 Rickets

 (q)

 Vitamin D

 

(C)

 Goitre

 (r)

 Vitamin A

 

(D)

 Night blindness

 (s)

 Vitamin C

 

(A) A-(s), B-(q), C-(p),D-(r).

(B) A-(s), B-(q), C-(r),D-(p).

(C) A-(q), B-(p), C-(r),D-(s).

(D) A-(p), B-(r), C-(q),D-(s).

Ans. :a. 

A-(s), B-(q), C-(p), D-(r).

Explanation:

S.No.

 Column - I (Disease)

 S.No.

 Column - II (Deficient substance)

 

(A)

 Scurvy

 (s)

 Vitamin C

 

(B)

 Rickets

 (q)

 Vitamin D

 

(C)

 Goitre

 (p)

 Iodine

 

(D)

 Night blindness

 (r)

 Vitamin A

 

Our body weight comprises most of _________.

(A) Fats.

(B) Proteins.

(C) Carbohydrates.

(D) Potassium.

Ans. :d. 

Potassium.

Two richest known sources of edible protein are:

(A) Soyabean andgroundnut.

(B) Some algae andmicro-organisms.

(C) Meat and eggs.

(D) Milk and leafyvegetables.

Ans. :a. 

Soyabean and groundnut.

Explanation:

Soyabean and groundnut are two richest sources of edible proteins.

Which one of the following Vitamins deficiency leads to bleeding of gums, slow healingof wounds and aching limbs?

(A) Vitamin A.

(B) Vitamin B.

(C) Vitamin C.

(D) Vitamin D.

Ans. :c. 

Vitamin C.

Explanation: 

Deficiency of vitamin C causes scurvy. Vitamin C is necessary for keeping gums andjoints healthy and building resistance to infections.

A person takes more food than his requirement. He is too fat. He may be suffering fromwhich one of the following diseases?

(A) Anaemia.

(B) Beri-beri.

(C) Scurvy.

(D) Obesity.

Ans. :d. 

Obesity.

Explanation:

Since, he is taking more food than required he may suffer from obesity.

Spinach is an excellent source of __________.

(A) Calcium.

(B) Iron.

(C) Phosphorus.

(D) Iodine.

Ans. :b. 

Iron.

We consider eating fish to be healthy as compared to flesh of other animals becausefish contains:

(A) Essential vitamins.

(B) Essential fattyacids.

(C) Morecarbohydrates andproteins.

(D) All the nutrientsof food.

Ans. :c. 

More carbohydrates and proteins.

Explanation:

Fish contains more carbohydrates and proteins as compared to flesh of otheranimals.

Which of the following vitamins is lost by heating?

(A) Vitamin A.

(B) Vitamin C.

(C) Vitamin D.

(D) Vitamin B.

Ans. :b. 

Vitamin C.

Explanation: 

Vitamin C gets easily destroyed by heat during cooking.

Which of the following is the quickest source of energy?

(A) Sugar.

(B) Proteins.

(C) Starch.

(D) Fats.

Ans. :a. 

Sugar.

Explanation:

Carbohydrates give quick energy sugars and starch are carbohydrates but sugarimmediate energy while starch rebases energy more slowly.

For strong bones and teeth which two minerals are needed the most?

(A) Iron and sodium.

(B) Iron and calcium.

(C) Iodine andfluorine.

(D) Calcium andphosphorus.

Ans. :d. 

Calcium and phosphorus.

If you did not eat fresh fruits and vegetables, yours body would be deficient in:

(A) Vitamin A.

(B) Vitamin C.

(C) Vitamin B.

(D) Vitamin D.

Ans. :b. 

Vitamin C.

Explanation:

Fresh fruits and green vegetables are rich source of vitamin C.

A balanced diet is one which contain:

(A) All nutrients thatare body needs andthat too in rightproportions.

(B) All nutrients butmore of carbo-hydrates and fats.

(C) Both (a) and (b).

(D) None of these.

Ans. :a. 

All nutrients that are  body needs and that too in right proportions.

Food rich in roughage are:

(A) Fried foods.

(B) Pulses.

(C) Noodles.

(D) Fruits and vegetables.

Ans. :d. 

Fruits and vegetables.

(A) A-(p), B-(q), C-(r),D-(s).

(B) A-(q), B-(r), C-(s),D-(p).

(C) A-(r), B-(p), C-(s),D-(q).

(D) A-(r), B-(p), C-(q),D-(s).

Ans. :d. 

A-(r), B-(p), C-(q), D-(s).

Explanation:

S.No.

 Column-I (Componentsof diet)

 S.No.

 Column-II (Functions)

 

(A)

 Fats

 (r)

 Sources of energy and essential fattyacids in diet.

 

(B)

 Vitamin A

 (p)

 Keeps our skin and eyes healthy.

 

(C) Vitamin D

 (q)

 Helps our body to use calcium for bonesand teeth.

 

(D)

 Water

 (s)

 Act as a lubricant.

 

Which of these is not a deficiency disease?

(A) Goitre.

(B) Kwashiorkar.

(C) Anaemia.

(D) Dental decay.

Ans. :d. 

Dental decay.

Explanation:

Dental decay is due to micro-organisms.

Which is not correct?

(A) Sea weeds andsea water are sourcesof iodine.

(B) Protein rich foodslike meat, fish, poultryare good sources ofphosphorus.

(C) Cereal grains donot providephosphorus.

(D) Dried beans andegg containappreciable mountsof phosphorus.

Ans. :c. 

Cereal grains do not provide phosphorus.

Explanation:

Cereal grains provide phosphorus in good amount.

Read the food items given below:

i. 

Wheat.

ii. 

Ghee.

iii. 

Iodised salt.

iv. 

Spinach (palak).

Which of the above food items are  energy giving foods ?

(A) (i) and (iv)

(B) (ii) and (iv)

(C) (i) and (ii)

(D) (iii) and (iv)

Ans. :c. 

(i) and (ii)

Explanation:

Wheat (i.e. carbohydrates) and Ghee (i.e. fats) are energy giving foods. The otheroptions, i.e. iodised salt and spinach are good sources of iodine and iron,respectively.

Which of these stimulates peristalsis and prevents constipation?

(A) Ghee.

(B) Sprouts.

(C) Oil.

(D) Milk.

Ans. :a. 

Ghee.

Explanation:

Fibre helps in the easy movement of food in the alimentary canal and it preventsconstipation.

Why should we have dietary fibres in our food?

(A) Fibres providemuch more energy.

(B) Fibres protect outbody from diseases.

(C) Fibres help to getrid of undigestedfood.

(D) Fibres help inwater retention.

Ans. :c. 

Fibres help to get rid of undigested food.

Explanation:

Fibres in food help the food to move through the digestive canal. The fibre also helpsto get rid of undigested food.

Which of the following food substance deficiency leads to rickets?

(A) Vitamin D.

(B) Phosphorus.

(C) Calcium.

(D) All of these.

Ans. :a. 

Vitamin D.

Explanation: 

Rickets is due to the deficiency of vitamin D.

Starch is a kind of:

(A) Carbohydrate.

(B) Fat.

(C) Protein.

(D) Vitamin.

Ans. :a. 

Carbohydrate.

Explanation:

The main carbohydrates found in our food are starch and sugar.