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Q. No.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 |
94%
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.
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 |
71%
From NCERT
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Assertion (A): Thyroxine supports erythropoiesis.
Reason (R): Thyroxine maintains BMR.
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.
Reason (R): Thyroxine maintains BMR.
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: Thyroid Gland Part I | Thyroid Gland Part II | Misc. Hormones |
84%
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Assertion (A): Grave's disease is due to enlarged adrenal gland.
Reason (R): Grave's disease leads to excessive loss of Na+ from the body.
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.
Reason (R): Grave's disease leads to excessive loss of Na+ from the body.
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: Thyroid Gland Part I | Thyroid Gland Part II |
77%
From NCERT
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Assertion (A): Melatonin delays puberty to opposing the action of LH and FSH.
Reason (R): Melatonin influences menstrual cycle.
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.
Reason (R): Melatonin influences menstrual cycle.
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: Pineal Gland |
58%
From NCERT
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Assertion (A): Somatostatins are produced by the delta cells of pancreatic islets.
Reason (R): Somatostatins inhibits insulin, glucagon and GH.
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.
Reason (R): Somatostatins inhibits insulin, glucagon and GH.
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 |
51%
From NCERT
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Assertion (A): Insulin is not administered orally.
Reason (R): Insulin gets digested in the stomach before being absorbed 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.
Reason (R): Insulin gets digested in the stomach before being absorbed 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: Pancreas |
78%
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Assertion (A): The physiological functions of target tissue are regulated by hormones.
Reason (R): The hormone-receptors complexes formation leads to certain biochemical changes in the target tissue.
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.
Reason (R): The hormone-receptors complexes formation leads to certain biochemical changes in the target tissue.
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: Mechanism of Hormone Action |
81%
From NCERT
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Assertion (A): The hormones which interact with membrane bound receptors normally do not enter the target cell.
Reason (R): These hormones generate second messengers which in turn regulate the cellular metabolism.
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.
Reason (R): These hormones generate second messengers which in turn regulate the cellular metabolism.
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: Mechanism of Hormone Action |
From NCERT
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Suppose you were working in a diagnostic laboratory and had measured high levels of glucagon and low levels of insulin in a blood sample from a patient. What would be the most likely explanation?
1. The patient had consumed a large soft drink on the way to the lab
2. The patient was suffering from diabetes
3. The patient had not eaten anything for several hours
4. You had made an error in one or both of the measurements
1. The patient had consumed a large soft drink on the way to the lab
2. The patient was suffering from diabetes
3. The patient had not eaten anything for several hours
4. You had made an error in one or both of the measurements
Subtopic: Pancreas |
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
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