Human Reproduction

Select the correct sequence for transport of sperm cells in male reproductive system.

• Seminiferous tubules→ Rete testis →Vasa efferentia→ Epididymis→ Vas deferens→ Ejaculatory duct→ Urethra→ Urethral meatus

• Seminiferous tubules→Vasa efferentia→Epididymis→Inguinal canal→Urethra

• Testis→Epididymis→Vasa efferentia→Vas deferens→ Ejaculatory duct→Inguinal canal→ Urethra→Urethral meatus

• Testis→Epididymis→Vasa efferentia→Rete testis→Inguinal canal→Urethra

Extrusion of second polar body from egg nucleus occurs

(a) after fertilisation

(b) before the entry of sperm into ovum

(c) simultaneously with first cleavage

(d) after the entry of sperm but before fertilisation

• A

• B

• C

• D

Capacitation occurs in

• rete testis

• epididymis

• vas deferens

• female reproductive tract

Receptors for sperm binding in mammals are present on

• corona radiata

• vitelline membrane

• perivitelline space

• zona pellucida

Which of the following secretes the hormone, relaxin, during the later phase of pregnancy?

• Graafian follicle

• Corpus luteum

• Foetus

• Uterus

Select the correct sequence of events

• Gametogenesis→Gamete transfer →Syngamy→Zygote→Cell division (Cleavage)→Cell differentiation→ Organogenesis

• Gametogenesis→Gamete transfer →Syngamy→Zygote→Cell divison (Cleavage)→Organogenesis→Cell differentiation

• Gametogenesis→Syngamy→ Gamete transfer→Zygote→Cell division (Cleavage)→ Cell differentiation→Organogenesis

• Gametogenesis→Gamete transfer →Syngamy→Zygote→Cell differentiation→Cell division (Cleavage)→Organogenesis

Tags

NGSS.HS-LS1-4

• A

• B

• C

• D

Tags

NGSS.HS-LS1-2

NGSS.HS-LS1-3

• A

• B

• C

• D

Tags

NGSS.HS-LS1-4

NGSS.HS-LS1-2

• A

• B

• C

• D

• A

• B

• C

• D