6th Std Science Term 1 Solution | Lesson.6 Health and Hygiene

Lesson.6 Health and Hygiene

Health and Hygiene Book Back Answers

Lesson.6 Health and Hygiene

I. Choose the correct answer:

1. Our body needs ______ for muscle-building

  1. carbohydrate
  2. fat
  3. Protein
  4. Water

Ans : Protein

2. Scurvy is caused due to the deficiency of ________.

  1. Vitamin A
  2. Vitamin B
  3. Vitamin C
  4. Vitamin D

Ans : Vitamin C

3. Calcium is an example of a ________

  1. carbohydrate
  2. fat
  3. Protein
  4. minerals

Ans : minerals

4. We should include fruits and vegetables in our diet, because_______.

  1. They are the best source of Carbohydrates
  2. They are the best source of Proteins
  3. They are rich in minerals and Vitamins
  4. They have high water content

Ans : They are rich in minerals and Vitamins

5. Bacteria are very small _______ microorganism.

  1. Prokaryotic
  2. Eukaryotic
  3. Protozoa
  4. Acellular

Ans : Prokaryotic

II True or False 

1. There are three main nutrients present in food

Ans : False

Cu. An : There are six main nutrients present in food.

2. Fats are used as an energy store by our body

Ans : True

3.  All bacteria have flagella.

Ans : False

Cu. An : Not all bacterial have flagella. Only, some bacterial have flagella

4. Iron helps in the formation of haemoglobin.

Ans : True

5. Virus can grow and multiply outside host.

Ans : False

Cu. An : Virus can grow and multiply inside host

III Fill in the Blanks

1. Malnutrition leads to _________

Ans : deficiency disease

2. Iodine deficiency leads to ______ in adults.

Ans : goitre

3. Vitamin D deficiency causes _______.

Ans : rickets

4. Typhoid is transmitted due to contamination of _____ and water.

Ans : food

5. Influenza is a ___________ disease.

Ans : viral (virus)

IV. Complete the Analogy

1. Rice : Carbohydrate :: Pulses :_____.

Ans : Protein

2. Vitamin D : Rickets :: Vitamin C : _____.

Ans : Scurvy

3. Iodine : Goitre :: Iron : _____.

Ans : Anaemia

4. Cholera : Bacteria :: Smallpox :_____

Ans : Virus

V Match the Following

1. Vitamin A Rickets
2. Vitamin B Night blindness
3. Vitamin C Sterility
4. Vitamin D Beri beri
5. Vitamin E Scurvy
Ans : 1 – B, 2 – D, 3 – E, 4 – A, 5 – C

VI Complete the Diagram

Health and Hygiene Book Back Answers - 2021

Health and Hygiene Book Back Answers - 2021

VII. Write Short Answer

1. Write two examples for each of the following.

a) Food items rich in fat.

Food items rich in fat, meat, fish, egg yolk, milk.

b) Vitamin deficiency diseases.

Vitamin deficiency diseases: Night-blindness, Beri Beri, Scurvy, Rickets

2. Differntiate between carbohydrate and protein.

Carbohydrate Protein 
1. Energy giving component of the food. It is body building foods.
2 The sources of carbohydrate are nuts, fruits, rice and maze. The Sources of proteins are pulses, soyabean, nuts, egg and fish.

3. Define the term “ Balanced diet”.

A diet which contains sufficient amount of various nutrients to ensure good health is called as Balanced diet.

4. Why should the fruits and vegetables not to be washed after cutting?

We should not wash the fruits and vegetables after cutting because the minerals and proteins in the fruits and vegetables will also be washed away.

5. Write any two viral diseases.

Common cold, small pox, polio are the viral diseases.

6. What is the main feature of a microorganism?

Microorganism will be seen with the help of microscope. They are very small in size.

VIII. Long Answer

1. Tabulate the vitamins and their corresponding deficiency diseases.

Carbohydrate Protein 
Vitamin A Night blindness
Vitamin B Beriberi
Vitamin C Scurvy
Vitamin D Rickets
Vitamin E Nervous weakness, dimming of eyesight
Vitamin K Weakness of the bones, teeth etc

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