Question

Q7.Rohit finds it difficult to see in dim light. (3)
a. Name the deficiency disease
b. Deficiency of which nutrient causes this disease.
c. Define deficiency disease.

Answer 1

Answer:

a) night blindness

b) Vitamin A

c) deficiency disease- Diseases that occur due to lack of nutrients over a long period are called deficiency diseases. Examples are – Scurvy, Night blindness, Rickets, Beriberi, Goiter, Anaemia.

Night Blindness- Night blindness is the inability to see well at night or in poor ligh

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