Chapter 19: Chemical Coordination and Integration MCQs | biology Class 11 CBSE

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Chapter 19: Chemical Coordination and Integration MCQs | biology Class 11 CBSE | ByteNotes.in

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Question 1

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Endocrine glands are also called ductless glands because they

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Question 2

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According to the modern scientific definition, hormones are best described as

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Question 3

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The hypothalamus is located as the basal part of the

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Question 4

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Which hypothalamic hormone inhibits the release of growth hormone from the pituitary?

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Question 5

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The pituitary gland is located in a bony cavity called

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Question 6

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Which part of the pituitary gland secretes melanocyte stimulating hormone (MSH)?

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Question 7

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Oxytocin and vasopressin are synthesised by the hypothalamus but are stored and released from the

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Question 8

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Excess secretion of growth hormone in adults leads to a condition called

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Question 9

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ADH (vasopressin) acts mainly on which organ to stimulate water reabsorption?

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Question 10

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Impairment in ADH synthesis or release leads to which condition?

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Question 11

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The hormone melatonin is secreted by the

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Question 12

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Which of the following is NOT a function of melatonin?

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Question 13

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The two lobes of the thyroid gland are interconnected by a thin flap of connective tissue called

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Question 14

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Which of the following conditions is characterised by enlargement of the thyroid gland, protrusion of eyeballs, and increased basal metabolic rate?

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Question 15

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Thyrocalcitonin (TCT) secreted by the thyroid gland

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Question 16

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PTH (parathyroid hormone) is classified as a

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Question 17

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Thymosins secreted by the thymus gland are primarily responsible for

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Question 18

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The adrenal medulla secretes which of the following pair of hormones?

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Question 19

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Which layer of the adrenal cortex secretes mineralocorticoids?

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Question 20

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The main glucocorticoid in the human body is

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Chapter 19: Chemical Coordination and Integration | MCQs

Endocrine glands are also called ductless glands because they

According to the modern scientific definition, hormones are best described as

The hypothalamus is located as the basal part of the

Which hypothalamic hormone inhibits the release of growth hormone from the pituitary?

The pituitary gland is located in a bony cavity called

Which part of the pituitary gland secretes melanocyte stimulating hormone (MSH)?

Oxytocin and vasopressin are synthesised by the hypothalamus but are stored and released from the

Excess secretion of growth hormone in adults leads to a condition called

ADH (vasopressin) acts mainly on which organ to stimulate water reabsorption?

Impairment in ADH synthesis or release leads to which condition?

The hormone melatonin is secreted by the

Which of the following is NOT a function of melatonin?

The two lobes of the thyroid gland are interconnected by a thin flap of connective tissue called

Which of the following conditions is characterised by enlargement of the thyroid gland, protrusion of eyeballs, and increased basal metabolic rate?

Thyrocalcitonin (TCT) secreted by the thyroid gland

PTH (parathyroid hormone) is classified as a

Thymosins secreted by the thymus gland are primarily responsible for

The adrenal medulla secretes which of the following pair of hormones?

Which layer of the adrenal cortex secretes mineralocorticoids?

The main glucocorticoid in the human body is

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