NCERT - Human Reproduction Questions and Answers of Class 12 Biology | GkSeries

Sports GK Questions and Answers 2024 (Latest Updated)

Awards & Honours GK Questions 2024 (Latest Updated)

Questions
106 The fertilized ovum during the first 12 weeks is called _______.
1 Embryo
2 Foetus
3 Blastocyte
4 (1) & (2) both

Answer: Embryo
107 The signals for parturition originate from ______ .
1 Fully developed foetus
2 placenta
3 Uterus
4 (1) & (2) both

Answer: (1) & (2) both
Advertisement
Article and Schedule Quiz Start Test!
DOWNLOAD CURRENT AFFAIRS PDF FROM APP
108 During delivery which glands send signals for the release of oxytocin ?
1 Posterior Pituitary
2 Hypothalamus
3 Anterior Pituitary
4 None of these

Answer: Posterior Pituitary
109 Which option is incorrect for the centriole function in spermiogenesis ?
1 The two centrioles of the spermatids
2 The antrior one is known as proximal centriole
3 One is known as distal centriole
4 The distal centriole changes into the tail.

Answer: The distal centriole changes into the tail.
110 Sperms cells are produced in
1 Interstitial space
2 Semini ferous tubules
3 Epididymis
4 Prostate gland

Answer: Semini ferous tubules
111 How many secondary spermatocyte will be required to form 400 spermatozoans.
1 100
2 200
3 400
4 40

Answer: 200
112 1st polar body is formed at which stage of oogenisis
1 1st Meiosis
2 2nd Mitosis
3 1st Mitosis
4 Differentiation

Answer: 1st Meiosis
113 The embryo with 16 cells is called........
1 Blastocyst
2 Blastomeres
3 Morula
4 Cleavage

Answer: Morula
114 During movement of zygote into oviduct the division of zygote in 2 to 16 daughter cells. This process called
1 Cleavage
2 Gastrulation
3 Morula
4 (1) and (2) both

Answer: Cleavage
115 What time is taken by the sperm emptied in vagina, to move toward uterus ?
1 4 to 5 hrs
2 5 to 6 hrs
3 3 to 4 hrs
4 2 to 3 hrs.

Answer: 5 to 6 hrs
116 In menstrual cycle which period is known as menstrual phase ?
1 1 to 5 days
2 15 to 28 days
3 6 to 14 days
4 14 to 15 days

Answer: 1 to 5 days
117 In oogenesis which cells are produced at the end of maultiplication phase ?
1 Primary oocyte
2 Secondary polar body
3 Secondary oocyte
4 First polar body

Answer: Primary oocyte
118 Name the process involve in multiplication phase of spermatogenesis ?
1 Mitotic
2 Meiosis
3 Amitosis
4 (1) and (2) both

Answer: Mitotic
119 It is a fold at the distal end of the vagina ...
1 Hymen
2 Mucosal membrane
3 Cervix
4 Clitoris

Answer: Mucosal membrane
120 Where is uterus situated ?
1 Between the urinary bladder and rectum
2 Between the urinary bladder and ovary
3 Between the urinary bladder and urethra
4 Between the urinary bladder and intestine

Answer: Between the urinary bladder and rectum

Random GK Questions

Q. Rate of interest is determined by
Q. Dhanvantari was:
Q. Which of the part of tongue bears cells for sour taste?
Q. Who was the India's first woman Grandmaster in Chess?
Q. The frequency of an allele in an isolated population may change due to
Q. Volcanoes that haven't erupted in historic times are known as

Chapters

Assam Direct Recruitment Test Series

Teacher Eligibility Test

Assam Direct Recruitment Test Series