Class Vi T1U6 Health and Hygiene

6 Health and Hygiene

Evaluation

I. Choose the correct answer.

1. Our body needs ______ for muscle building.

a) carbohydrate 

b) fat

c) protein 

d) water

Ans: c) protein 

2. Scurvy is caused due to the deficiency of________.

a) Vitamin A 

b) Vitamin B

c) Vitamin C 

d) Vitamin D

Ans: c) Vitamin C 

3. Calcium is an example for

 a) carbohydrate 

b) fat

c) protein 

d) minerals

Ans: d) minerals

4. Bacteria are very small _______ microorganism.

a) prokaryotic 

b) eukaryotic

c) protozoa

d) acellular

Ans: b) eukaryotic

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

a) they are the best source of carbohydrates

b) they are the best source of proteins

c) they are rich in minerals and Vitamins

d) they have high water content

Ans: c) they are rich in minerals and Vitamins

II. State True or False. If false, write the correct statement.

1. There are three main nutrients present in food.

Ans: False

There are six main nutrients present in food.

2. Fats are stored as energy by our body.

Ans: True

3. All bacteria have flagella.

Ans: False

Only some bacteria have flagella.

4. Iron helps in the formation of haemoglobin.

Ans: True

5. Virus can grow and multiply outside host.

Ans: False.

Virus can grow and multiply inside a host.

III. Fill in the blanks.

1. Malnutrition leads to _________.

Ans: deficiency diseases

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

IV. Complete the analogy.

1. Rice : Carbohydrate :: Pulses :_____.

Ans: Proteins

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

Ans: Scurvy

3. Iodine : Goitre :: Iron : _____.

Ans: Anemia

4. Cholera : Bacteria :: Smallpox : _______

Ans: Virus

V. Match the following.

Vitamin A	Night blindness
Vitamin B	Beri beri
Vitamin C	Scurvy
Vitamin D	Rickets
Vitamin E	Sterility

VI. Complete the diagram.

VII. Answer very briefly.

1. Write two examples for each of the following.

a) Food items rich in fat.

Meat, Ghee

b) Vitamin deficiency diseases.

Rickets, Scurvy

2. Differentiate between carbohydrates and protein.

Carbohydrate	Protein
Carbohydrates are made up of sugar	Proteins are made up of amino acids
Carbohydrates are energy providers	Proteins are body builders
Sources: Nuts, fruits, maize and rice etc.	Sources:Pulses,Nuts, egg, fish etc.

3. Define balanced diet.

A diet which contains an adequate amount of all the necessary nutrients required for healthy growth and activity is called a balanced diet.

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

Fruits and vegetables contain minerals, vitamins and other nutrients. We should not wash the fruits after cutting, because there is a chance of removal of minerals, vitamins and nutrients during washing. Especially the water soluble vitamins will be washed away during washing.

5. Mention any two viral diseases.

• Influenza

• Smallpox

6. What are the main features of a microorganism?

• Microbes can not be seen without the help of a microscope. 

• Microbes can exist either as independent organisms or as parasites. 

• Microbes invade tissues.

VIII. Answer in details.

1. Tabulate the vitamins and their corresponding deficiency diseases.

Vitamin	Deficiency disease
Vitamin A	Night blindness
Vitamin B	Beri beri
Vitamin C	Scurvy
Vitamin D	Rickets
Vitamin E	Nerve weakness,vision deterioration
Vitamin K	Weakness of the bones, teeth etc.

 

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