NCERT : BIOLOGY : REPRODUCTION MOCK TEST -3

QUESTIONS : 25

TIME : 10 MIN

1 / 25

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

A) Synergids

B) Mircropylar end

C) Egg cell

D) Filiform apparatus

2 / 25

2) Which of the following statement is incorrect ?

A) Asexual reproduction is a rapid mode of reproduction

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

C) Animals are either unisexual or bisexual

D) Embryogenesis involves cell division and cell differentiation

3 / 25

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

A) Epidermis, endothecium

B) Endothecium , epidermis

C) Tapetum , epidermis

D) Epidermis , tapetum

4 / 25

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

A) Isthmus

B) Cervical canal

C) Ampulla

D) Infundibulum

5 / 25

5) 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) Tapetum

C) Epidermis

D) Endothecium

6 / 25

6) The primary female sex organs are located

A) At a time only one side of lower abdomen

B) One on each side of lower abdomen

C) One on each side of upper abdomen

D) At a time only one side of upper abdomen

7 / 25

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

A) First mitosis then meiosis

B) First meiosis then mitosis

C) Mitosis

D) Meiosis

8 / 25

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

A) 8

B) 2

C) 4

D) 1

9 / 25

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

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

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

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

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

10 / 25

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

A) Sporopollenin

B) Pollen kit

C) Facinating array of patterns & design

D) Pollen potential

11 / 25

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

A) Progestasert

B) Cu7

C) CuT

D) Multiload 375

12 / 25

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

A) inside, testicular lobules

B) outside, vas deferens

C) inside, scrotum

D) outside, scrotum

13 / 25

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

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

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

C) Oxytocin in from the maternal pituitary

D) GnRH from the fetal hypothalamus

14 / 25

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

A) 15, 14 years

B) 15, 18 years

C) 18, 21 years

D) 21, 18 years

15 / 25

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

A) Sweet potato

B) Cucurbits

C) Chara

D) Marchantia

16 / 25

16) 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) 2n , n , 2n , n

D) n , 2n , n , 2n

17 / 25

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

A) Genus of plants

B) Species of plant

C) Order of plants

D) None of these

18 / 25

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

A) Maize

B) Papaya

C) Wheat

D) Castor

19 / 25

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

A) Ameiotic thelytoky

B) Asexual reproduction

C) Parthenogenesis

D) Sexual reproduction

20 / 25

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

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

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

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

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

21 / 25

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

A) Prior to ovulation

B) After ovulation

C) In the fetal life

D) After fertilisation

22 / 25

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

A) Both A & C

B) It contains one haploid cells

C) It contains two diploid cells

D) It contains vegetative cell & genetative cell

23 / 25

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

A) Intra uterine devices

B) The rhythm method

C) Use of physical barriers

D) Sterilisation technique

24 / 25

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

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

B) Are present in seminiferous tubules and secrete androgens

C) Are present in interstitial space and secrete androgens

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

25 / 25

25) 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

Your score is

The average score is 57%

0%

Exit

NCERT : BIOLOGY : REPRODUCTION MOCK TEST -3

TIME : 10 MIN

RECENT POSTS