Question

1) What are vitamins? How many know essential vitamins are there?

2) What is sericulture? write the Sue of silk.

3) Explain why food is important for survival of living organism.

4) Write the deficiency of
i) Vitamin A
ii) Vitamin C
iii) Iodine​

Answer 1

Answer:

2. the process of rearing of silk worm is called sericulture

Answer 2

Answer:

1) Vitamins are a group of substances that are needed for normal cell function ,growth and development.Thier are total 13 essential vitamins.

2) Sericulture,also called silk farming,is the process of making silk fibres.Its starts by raising silkworm and then processing the fibres they produce .

3)A food is something that provides nutrients energy for activity, growth and all functions of the body such as breathing,digesting food,and keeping warm; materials for the growth and repair of the body ,and for keeping the immune system healthy.

4) Vitamins A=Blindness

Vitamins C=Scurvy

Iodine=Lack of trace

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