Ovaries and Testes

Q. Which of the following secondary sexual characteristics are stimulated by testosterone?

1. Growth of beard
2. Hoarse voice
3. High pitched voice
4. Broadening of shoulders

Q. Read the following statemnets:
1) The male sex accessory ducts include rete testus, vasa efferentia, epididymis and vas deferens.
2) Fallopian tube, uterus and vagina constitute the female accessory ducts.
3) The part of the oviduct closer to the ovary is infundubulum
4) Isthumus shows a narrow lumen an it joins with the uterus.

1. All are false
2. Four are false
3. Three are false
4. One is false

Q. The sperms undergo physiological maturation acquiring increased motility and fertilizing capacity in

1. Seminiferous tubules
2. Vasa efferentia
3. Vagina
4. Epididymis

Q. Assertion :Amphibian males and females produce lot of gametes. Reason: Males lack copulatory organ in amphibians.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

Q.

Rearrange the following words and match them with their correct descriptions:
1. RAMSWIDF
2. GOOTESNER
3. HENIXOTYR

Description

(i) Hormone secreted in females at puberty.
(ii) Deficiency of growth hormone in childhood leads to this condition.
(iii) This hormone regulates carbohydrate, protein and fat metabolism in the body.

1. 1-ii, 2-iii, 3-i

2. 1-iii, 2-i, 3-ii

3. 1-ii, 2-i, 3-iii

4. 1-iii, 2-ii, 3-i