Going through and practicing with these significant MCQ Questions will prepare students to accomplish great scores in exams. Students can tackle NCERT MCQ Questions for Class 10 Science How do Organisms Reproduce with Answer to realize their preparation level.
These objective-type questions have been set up to cover every one of the principal concepts happening in this chapter. These Multiple Choice Questions are very significant for the impending Exams.
Practice Class 10 Science MCQ Questions of How do organisms reproduce
1. What is the puberty age in human males?
(a) 8-10
(b) 10-12
(c) 12-14
(d) 14-16
2. IUCD is for
(a) Vegetative propagation
(b) Contraception
(c) Increasing fertility
(d) Avoiding miscarriage
3. Where does fertilization occur in human females?
(a) Uterus
(b) Cervix
(c) Oviduct
(d) None of these
4. Assertion: In male reproductive system, transport of sperm takes place in a fluid which also provide nutrition.
Reason: Protective glands and seminal vesicles secret in the vas deferens.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
(e) Both A and R are false.
5. A pair of duct arising from testis, which carry sperms are
(a) fallopian tube
(b) vas deferens
(c) oviduct
(d) urethra
6. Many unicellular organisms reproduce by the process of
(a) fission
(b) ovulation
(c) regeneration
(d) non-disjunction
7. At the time of entering into ovule, pollen tube has
(a) three male nuclei
(b) two male nuclei
(c) one gamete nucleus
(d) four male gametes
8. The ability to reproduce is lost in a female after
(a) fertilisation
(b) menstruation
(c) gamete formation
(d) menopause
9. In a list of organisms given below which is reproduced by asexual method?
(a) Banana
(b) Yeast
(c) Dog
(d) lion
10. The number of autosomes in humans is:
(a) 46
(b) 44
(c) 23
(d) 22
11. Foetus is a:
(a) well developed embryo
(b) developing embryo
(c) A zygote
(d) male gamete
12. Eggs are formed in:
(a) Testes
(b) ovaries
(c) penis
(d) none
13. What is present in pollen Sac?
(a) Calyx
(b) Ovary
(c) Ovule
(d) Pollen grains
14. Budding is found in:
(a) Planaria
(b) Hydra
(c) Leishmania
(d) All of these
15. During pregnancy menstruation is:
(a) present
(b) absent
(c) intermittent
(d) present with pain
16. A fertilized ovule develops into a _____ in an angiosperm plant
(a) seed
(b) fruit
(c) flower
(d) cotyledon
17. Copper T and Loops are
(a) Contraceptive devices
(b) Conventional devices
(c) Conducive devices
(d) Contaminating devices
18. Variations occur as a result of
(a) asexual reproduction
(b) vegetative propagation
(c) sexual reproduction
(d) regeneration
19. Which out of the following processes does not lead to the formation of clones:
(a) Fertilisation
(b) Fission
(c) Tissue culture
(d) Fragmentation
20. The ratio of number of chromosomes in a human zygote and a human sperm is:
(a) 2 : 1
(b) 3 : 1
(c) 1 : 2
(d) 1 : 3
Answer Key
1. (c) 12-14
2. (b) Contraception
3. (d) None of these
4. (a) Both A and R are true and R is the correct explanation of A.
5. (b) vas deferens
6. (a) fission
7. (b) two male nuclei
8. (d) menopause
9. (b) Yeast
10. (b) 44
11. (a) well developed embryo
12. (b) ovaries
13. (d) Pollen grains
14. (a) Planaria
15. (b) absent
16. (a) seed
17. (a) Contraceptive devices
18. (c) sexual reproduction
19. (a) Fertilisation
20. (a) 2 : 1
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