Biology
Assertion (A): Oversecretion of insulin causes diabetes mellitus.
Reason (R): Insulin converts glycogen to glucose which increases blood sugar.
- Both A and R are true.
- Both A and R are false.
- A is true and R is false.
- A is false and R is true.
Endocrine System
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Answer
Both A and R are false.
Explanation — Insulin promotes the conversion of extra glucose to glycogen which is ultimately stored in the liver and muscles. Hence, insufficient secretion of insulin leads to an increase in the concentration of sugar (glucose) in the blood causing diabetes mellitus.
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Match the items in Column A with those in Column B.
Column A Column B Cretinism Pituitary Gland Diabetes Mellitus Abnormal development of infant Increased metabolic rate Oversecretion of thyroxine Simple goitre Insufficient iodine in food Growth hormone Insufficient insulin in blood Define Endocrine glands.