Assertion (A): Decreases secretion of growth hormone and is always available.
Reason (R): Deficiency of iodine results in the deficiency of thyroxine.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.

Subtopic:  Adenohypophysis & Hypothalamus | Thyroid Gland Part I |
 75%
From NCERT
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Assertion (A): Insulin is water soluble hormone.
Reason (R): Insulin is an example of proteinaceous hormones.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Pancreas |
 56%
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Assertion (A): CRH stimulates ACTH.
Reason (R): ACTH controls secretion of glucocorticoids.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Adrenal Cortex: Cortisol |
 64%
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Assertion (A): The over secretion of growth hormone (GH) before puberty causes acromegaly.
Reason (R): The over secretion of GH after puberty causes gigantism.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Adenohypophysis & Hypothalamus | Human Growth Hormone |
 77%
From NCERT
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Assertion (A): Growth hormone (GH) is an insulin antagonist.
Reason (R): GH stimulates hepatocytes to release glucose into the blood.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Human Growth Hormone | Pancreas |
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Assertion (A): The reduced secretion of ADH due to the defective heredity and metabolism causes diabetes insipidus.
Reason (R): In diabetes insipidus an individual suffers from diuresis.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Prolactin & Posterior Pituitary |
 57%
From NCERT
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Assertion (A): Testes and ovaries perform dual functions.
Reason (R): Testes and ovaries are sex organs as well as endocrine glands.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Misc. Hormones |
 89%
From NCERT
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Assertion (A): The renal cells of kidney stimulates red blood cell formation.
Reason (R): Kidney produces erythropoitein.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Misc. Hormones |
 85%
From NCERT
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Assertion (A):The immune system of old individuals is not very strong.
Reason (R): Thymus gland atrophies in old individuals.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Thymus |
 93%
From NCERT
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Assertion (A): PTH is hypercalcemic hormone.
Reason (R): It increases the blood glucose level.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Subtopic:  Parathyroid |
 69%
From NCERT
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