Biology 12 Chapter - 20 Reproduction - 25

Biology 12 Chapter - 20
Reproduction - 25

1. Which antibiotic is used to treat both Syphilis and Gonorrhoea?

a) Streptomycin
b) Penicillin
c) Tetracycline
d) All of them

2. Sertoli cells are found in…………….?

a) Seminiferous tubules

b) Between interstitial cells

c) Seminal vesicle
d) Epididymis

3. Fertilization of the ovum normally occurs………….?

a) Along the uterine wall

b) In distal part of oviduct
c) In proximal part of oviduct

d) Successfully in vagina

4. Embryo implants in the…………… of the uterus?

a) Perimetrium
b) Myometrium

c) Cervix
d) Endometrium

5. Spermatozoa are stored prior to emission and ejaculation in……………?

a) Urethra

b) Epididymis

c) Seminal vesicle
d) Prostate gland

6. The cervix is a portion of……………?

a) Uterus

b) Fallopian tube
c) Ovary
d) Vagina

7. If pregnancy is established, ovulation and menstruation…………….throughout gestation period?

a) Remain continued
b) Cannot be affected

c) None of them
d) Remain stopped

8. On which day woman is most likely to ovulate if the first day of menstrual loss was first March?

a) 28 March
b) 5 March
c) 20 March

d) 14 March

9. If ruptured follicle is degenerated without forming corpus luteum, which of the following is expected?

a) Menstruation will not occur

b) Pregnancy is established
c) None of them

d) Ovulation will not occur

10. How does a zygote differ from an ovum?a) A zygote consists of more than one cell
b) A zygote has diploid number of chromosomes
c) A zygote is smaller
d) A zygote is much larger

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