Which of the following can be used as descriptors for the secretions of ductless glands?
(a) Chemical messengers
(b) Nutrients enriched chemicals
(c) Produced in extremely minute amounts
(d) The production of any hormone in a healthy individual is almost equal to the amount of blood in the body
(e) Non-nutrient chemicals
Select the correct option:
1. (b), (d), (e) only
2. (a), (b), (c) only
3. (a), (c), (e) only
4. (b), (c), (d) only

Subtopic:  Hormones: General Consideration | Intro to Hormones & Endocrine Glands |
 89%
From NCERT
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Match column-I with column-II and choose the correct option:
Column-I  Column-II
a. Glucagon (i) Steroid
b. Epinephrine (ii) Peptide
c. Thyroxine (iii) Iodothyronine
d. Estradiol (iv) Amino-acid derivative
             
1. a(ii), b(iii), c(i), d(iv)
2. a(ii), b(iv), c(i), d(iii)
3. a(iv), b(ii), c(iii), d(i)
4. a(ii), b(iv), c(iii), d(i)
Subtopic:  Mechanism of Hormone Action |
 80%
From NCERT
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Which of the following disease is associated with symptoms given below?
(a) Low plasma Na+ concentration
(b) High plasma K+ concentration
(c) Hypoglycemia
(d) Increased urinary Na+
(e) Fatigue
1. Acromegaly
2. Graves’ disease
3. Addison’s disease
4. Diabetes mellitus
Subtopic:  Adrenal Cortex: Cortisol |
 68%
From NCERT
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Match the disorders in column I with their correct causes in column II:
Column I Column II
a. Diabetes insipidus (i) Hyperthyroidism
b. Graves’ disease (ii) Deficiency of vasopressin
c. Addison’s disease (iii) Hyposecretion of hormones of the adrenal medulla
(iv) Hyposecretion of corticoids
Select the correct option:
1. a(ii), b(iii), c(i)
2. a(iii), b(i), c(iv)
3. a(ii), b(i), c(iv)
4. a(ii), b(i), c(iii)
Subtopic:  Prolactin & Posterior Pituitary | Thyroid Gland Part I | Adrenal Cortex: Cortisol |
 65%
From NCERT
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Comprehend the given statements and select the correct option.
(a) Constriction of skin blood vessels and contraction of skeletal muscles when it is too cold is an example of negative feedback loop in humans.
(b) Epinephrine and cortisone both act as hormones as well as neurotransmitters.
(c) Bowman’s gland are found in olfactory epithelium.
1. (a) and (c) are correct while (b) is incorrect
2. (a) and (b) are correct while (c) is incorrect
3. (b) and (c) are correct while (a) is incorrect
4. (a), (b) and (c) are correct
Subtopic:  Adrenal Medulla |
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Read the given statements and select the option that contains correct statements only
(a) Ecdysone is a steroid hormone that controls moulting in insects
(b) Artificial light, reduced sleep time disrupt the activity of pineal gland
(c) Fall in active vitamin-D levels directly stimulate the receptors present on cells of parathyroid gland to release parathormone
(d) The amino acid tryptophan is the precursor for the synthesis of melatonin and thyroxine
1. a and b
2. b and c
3. a and d
4. c and d
Subtopic:  Pineal Gland |
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The pineal gland is located on the dorsal side of the forebrain. It secretes a hormone that plays a role in the regulation of:
(a) Metabolism
(b) Menstrual cycle
(c) Pigmentation
(d) Swallowing
(e) Hunger
Choose the correct option.
1. a, b, and c 2. b, c, and e
3. a, b, and d 4. c, d, and e
Subtopic:  Pineal Gland |
 89%
From NCERT
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Assertion (A): GnRH stimulates release of FSH and LH.
Reason (R): The hypothalamus is called master of master 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:  Adenohypophysis & Hypothalamus |
 78%
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Assertion (A): Our body secretes adrenaline in intense cold.
Reason (R): Adrenaline raises metabolic rate.
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 Medulla |
 68%
From NCERT
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Assertion (A): Adrenaline is an emergency hormone and is always available.
Reason (R): During emergency it is released efficiently.
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 Medulla |
 71%

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