Q. No.The secondary sexual characters develop in females because of:
(1) estrogen
(2) androgens
(3) absence of androgens
(4) absence of estrogens
The secondary sexual characters develop in females because of:
1. estrogens
2. androgens
3. absence of androgens
4. absence of estrogens
Which of the following is the effect of the hormone secreted by the Heart?
1. Dilation of blood vessels
2. Decrease blood pressure
3. Both 1 and 2
4. constriction of blood vessels
The contraction of the gall bladder is due to:
1. gastrin
2. secretin
3. cholecystokinin
4. enterogastrone
Compared to a bull a bullock is docile because of
1. Lower levels of adrenalin / noradrenalin in its blood
2. Higher levels of thyroxin
3. Higher levels of cortisone
4. Lower levels of blood testosterone
| I: | Ovary is the primary female sex organ and testis is the primary male sex organ. |
| II: | Oestrogen is synthesised by the growing ovarian follicles and progesterone is secreted by the corpus luteum mainly. |
| 1. | Only I | 2. | Only II |
| 3. | Both I and II | 4. | Neither I nor II |
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.
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.
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.
1. Stomach pH would decrease
2. Protein digestion in the stomach would decrease
3. Secretion of alkaline mucus in the stomach would increase
4. Carbohydrate digestion in the stomach would increase
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