49) Which of the following is/are produced by the prostate? a) Enzymes that prom

Question

49) Which of the following is/are produced by the prostate? a) Enzymes that promote clotting of semen b) Nutrients for spernm e) Chemicals that cause the contraction of the uterus d) Bases to promote neutralization of the pH of the urethra e) All of these are made by the prostate 50) Internal fertilization where a female surrounding environment involves a takes up a packet of sperm deposited by a male in the a) Gonopodium b) Spermatophore c) Clasper d) Penis e) Amplexus 51) During early development germ cells are found in the a) Genital ridge b) Nephric ridge c) Yolk sac d) Allantois e) Chorion 52) Expansion and differentiation of the Wollfian duct is promoted by a) Anti-Mullerian hormone b) Testosterone c) Wollfian hormone d) Estrogen e) Progesterone 53) In vertebrates with internal fertilization, fertilization occurs in the a) Ovary b) Oviduct c) Uterus d) Infundibulum e) Vagina 54) In the testes, developing spermatids are nitrified by a) Follicles b) Corpus lutea c) Sertoli cells d) Leydig cells e) Interstitial cells

Explanation / Answer

49. Most of the part of semen is secreated by prostate and nutrition is provided by semen to sperms. Option b is correct.

50. Gonopodium have structure like copulatory organ and used for sperm transfer. Option A is correct.

51. Genital ridge give rise to gonads and germ cells are formed in gonads. Option a is correct.

52. Testosterone is an androgen which is important for expression and differentiation of wollfian ducts into testes.

52. Fertilisation takes place in female body in reproductive duct or oviduct. Option b is correct.

53. Sartoli cells are present in testes which provide nutrition to developing spermatids. Option C is correct.

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