NCERT : BIOLOGY : REPRODUCTION MOCK TEST -3

QUESTIONS : 25

TIME : 10 MIN

1 / 25

1) Pollen grains are mature when [NCERT PG NO 23]

A) It contains two diploid cells

B) It contains vegetative cell & genetative cell

C) Both A & C

D) It contains one haploid cells

2 / 25

2) The diaphragm is a rubber dome shaped structure and stops the sperms from entering into [NCERT PG NO 60]

A) Cervix

B) Vagina

C) Both A&B

D) Vestibule

3 / 25

3) Pollen grains are well preserved as fossils because of presence of [NCERT PG NO 23]

A) Pollen kit

B) Facinating array of patterns & design

C) Pollen potential

D) Sporopollenin

4 / 25

4) The primary oocyte completes the first meiotic division [NCERT PG NO 49]

A) In the fetal life

B) Prior to ovulation

C) After fertilisation

D) After ovulation

5 / 25

5) Which of the following statement is incorrect ?

A) Embryogenesis involves cell division and cell differentiation

B) Animals are either unisexual or bisexual

C) Asexual reproduction is a rapid mode of reproduction

D) The life spans of organisms are correlated with their sizes

6 / 25

6) A natural method of contraception, periodic abstinence is [NCERT PG 59]

A) Abstaining from coitus from day 17 to 22 of the menstrual cycle.

B) Abstaining from coitus from day 10 to 17 of the menstrual cycle.

C) Abstaining from coitus from day 5 to 10 of the menstrual cycle.

D) Abstaining from coitus from day 1 to 5 of the menstrual cycle.

7 / 25

7) In which of the following, both autogamy and geitonogamy are prevented

A) Maize

B) Papaya

C) Castor

D) Wheat

8 / 25

8) The testes are situated ____ the abdominal cavity within a pouch called ____. [NCERT PG NO 43]

A) inside, testicular lobules

B) outside, scrotum

C) inside, scrotum

D) outside, vas deferens

9 / 25

9) In monerans & protistan , the parents cell divides by [NCERT PAGE NO 5]

A) First mitosis then meiosis

B) First meiosis then mitosis

C) Meiosis

D) Mitosis

10 / 25

10) All are bisexual/monoecious species except [NCERT PG NO 12 , FIG 1.6]

A) Marchantia

B) Chara

C) Sweet potato

D) Cucurbits

11 / 25

11) All three wall layers perform the function of protection & help in dehiscence of anther to release pollen except [NCERT PG NO 21]

A) Middle layers

B) Endothecium

C) Tapetum

D) Epidermis

12 / 25

12) During parturition, the fetal ejection reflex triggers the release of:

A) Oxytocin in from the maternal pituitary

B) An increasing amount of estrogen and a decreasing amount of progesterone from the placenta

C) A decreasing amount of estrogen and an increasing amount of progesterone from the placenta

D) GnRH from the fetal hypothalamus

13 / 25

13) Which of the following depicts the correct pathway of transport of sperms [NEET 2016]

A) Rete testis➡️vas deferens➡️ Efferent ductules➡️Epididymis

B) Efferent ductules➡️Rete testis➡️vas deferens➡️Epididymis

C) Rete testis➡️Epididymis➡️Efferent ductules➡️vas deferens

D) Rete testis➡️Efferent ductules ➡️Epididymis➡️vas deferens

14 / 25

14) The offspring produced through which of the following process are not exactly similar to their parents ?

A) Sexual reproduction

B) Parthenogenesis

C) Ameiotic thelytoky

D) Asexual reproduction

15 / 25

15) which of the following birth control measures can be considered as the most effective and reliable ?

A) Use of physical barriers

B) Sterilisation technique

C) Intra uterine devices

D) The rhythm method

16 / 25

16) Which is not a Cu releasing IUDs [NCERT PG NO 60]

A) Cu7

B) Multiload 375

C) CuT

D) Progestasert

17 / 25

17) The outermost and innermost wall layers of microsporangium in an anther are respectively [NCERT PG NO 21]

A) Endothecium , epidermis

B) Epidermis, endothecium

C) Epidermis , tapetum

D) Tapetum , epidermis

18 / 25

18) Correct statement about Leydig cells [NCERT PG NO 43]

A) Are present in seminiferous tubules and help in maturation of sperms

B) Are present in interstitial space and secrete androgens

C) Are present in interstitial space and help in maturation of sperms

D) Are present in seminiferous tubules and secrete androgens

19 / 25

19) How many sperms are formed from a secondary spermatocyte?

A) 8

B) 1

C) 2

D) 4

20 / 25

20) Who play an important role in guiding the pollen tubes to enter the embryo sac [NCERT PG NO 27]

A) Synergids

B) Egg cell

C) Mircropylar end

D) Filiform apparatus

21 / 25

21) The largest part of the fallopian tube is [NCERT PG NO 44]

A) Cervical canal

B) Ampulla

C) Isthmus

D) Infundibulum

22 / 25

22) In India, marriageable age for boys is ____ and girls is ____ respectively. [NCERT]

A) 21, 18 years

B) 15, 14 years

C) 15, 18 years

D) 18, 21 years

23 / 25

23) What will be the ploidy of nucellus , MMC, Functional megaspore & female gametophyte respectively [NCERT PG NO 26]

A) n , n , 2n , 2n

B) 2n, 2n , n , n

C) n , 2n , n , 2n

D) 2n , n , 2n , n

24 / 25

24) Patterns and designs of exine of pollen grains are Characteristic feature of [NCERT PG NO 23]

A) Order of plants

B) None of these

C) Genus of plants

D) Species of plant

25 / 25

25) The primary female sex organs are located

A) One on each side of upper abdomen

B) At a time only one side of upper abdomen

C) At a time only one side of lower abdomen

D) One on each side of lower abdomen

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The average score is 57%

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NCERT : BIOLOGY : REPRODUCTION MOCK TEST -3

TIME : 10 MIN

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