MCQ Questions for Class 10 Science Chapter 8 How Do Organisms Reproduce
CBSE Class 10 | SCIENCE |
---|---|
Question Type | MCQ |
No. of Questions | 35+ |
Useful for | Class 10 Studying Students |
Class 10 Science Chapter 8 How Do Organisms Reproduce MCQs with Answers
Q.1. The simple animals like Planaria can be cut into a number of pieces and each piece grows into a complex organism. What is the process known as?
(a) Budding
(b) Fragmentation
(c) Spore formation
(d) Regeneration
Answer
(d) RegenerationQ.2. ___________ is the portion on which grafting is done and it provides the roots?
(a) Stock
(b) Scion
(c) Both (a) and (b)
(d) None of these
Answer
(a) StockQ.3. Where does fertilisation occur in human females?
(a) Uterus
(b) Cervix
(c) Oviduct
(d) None of these
Answer
(d) None of theseQ.4. Which one of the options is incorrect? Vegetative propagation is practised because
(a) Plants which produce non viable seeds can be grown.
(b) It is a easier method than sowing seeds.
(c) Such plants produce seeds and fruits much earlier than other methods
(d) For obtaining better species of plants.
Answer
(c) Such plants produce seeds and fruits much earlier than other methodsQ.5. Growing foetus derive nutrition from mother’s blood through
(a) uterus
(b) fallopian tube
(c) placenta
(d) cervix
Answer
(c) placentaQ.6. What is the surgical method of contraception in female and male respectively?
(a) Tubectomy and Vasectomy
(b) Vasectomy and Copper-T
(c) Tubectomy and Copper-T
(d) None of these
Answer
(a) Tubectomy and VasectomyQ.7. Which of the following is not a sexually transmitted disease?
(a) Warts
(b) Kala azar
(c) Syphilis
(d) Gonorrhoea
Answer
(b) Kala azarQ.8. What is the puberty age in human males?
(a) 8-10
(b) 10-12
(c) 12-14
(d) 14-16
Answer
(c) 12-14Q.9. Fruit is formed from
(a) Stamen
(b) Stigma
(c) Ovary
(d) Ovule
Answer
(c) OvaryQ.10. Which of these is not the function of the seminal vesicles present in human males?
(a) To covert the sperms in a fluid medium.
(b) To provide nutrition.
(c) To make their transport easier.
(d) To make them sticky.
Answer
(d) To make them sticky.Q.11. The female reproductive part of the flower consists of
(a) Stigma, Anther, Filament
(b) Style, Ovary, Thalamus
(c) Stigma, Ovary, Style
(d) Anther, Corolla, Filament
Answer
(c) Stigma, Ovary, StyleQ.12. In which of the following plant bud in notches of leaves help in its propagation?
(a) Radish
(b) Bryophyllum
(c) Bougainvillea
(d) Jasmine
Answer
(b) BryophyllumQ.13. Choose the right option.

(a) Fallopian tube, Oviduct, Uterus, Cervix, Vagina
(b) Oviduct, Vas deferens, Ovary, Vagina, Cervix
(c) Ovary, Oviduct, Uterus, Cervix, Vagina
(d) Ovary, Fallopian tube, Uterus, Vagina, Cervix
Answer
(c) Ovary, Oviduct, Uterus, Cervix, VaginaQ.14. The process of the transfer of pollen grains from the flower of one plant to the stigma of the flower of another plant of the same species is known as
(a) Cross pollination
(b) Fertilisation
(c) Self pollination
(d) None of the above
Answer
(a) Cross pollinationQ.15. What are the functions performed by the testis in human males?
(a) Production of gametes–eggs and secretion of sex hormones–estrogen
(b) Production of gametes–sperms and secretion of sex hormones–testosterone
(c) Production of gametes–sperms and secretion of sex hormones–estrogen
(d) None of the above
Answer
(b) Production of gametes–sperms and secretion of sex hormones–testosteroneQ.16. Why are the testes located outside the abdominal cavity in scrotum?
(a) Because sperm formation requires more spaces.
(b) Because sperm formation requires a lower temperature.
(c) Because sperm formation requires a higher temperature.
(d) None of the above.
Answer
(b) Because sperm formation requires a lower temperature.Q.17. IUCD is for
(a) Vegetative propagation
(b) Contraception
(c) Increasing fertility
(d) Avoiding miscarriage
Answer
(b) ContraceptionQ.18. The two oviducts in a human female unite into an elastic bag like structure known as
(a) Vagina
(b) Uterus
(c) Fallopian tube
(d) Cervix
Answer
(b) UterusQ.19. Which of the following disease is transmitted sexually?
(a) Kala azar
(b) Jaundice
(c) Elephantiasis
(d) Syphilis
Answer
(d) SyphilisQ.20. Identify the organism

(a) Rhizobium
(b) Rhizopus
(c) Rhizoid
(d) Mushroom
Answer
(b) RhizopusQ.21. Which of the following is a contraceptive?
(a) Copper-T
(b) Condom
(c) Diaphragm
(d) All of these
Answer
(d) All of theseQ.22. The process where the unfertilised egg is released out of the body with the blood used to nourish the embryo is known as
(a) Menstruation
(b) Fertilisation
(c) Germination
(d) Pollination
Answer
(a) MenstruationQ.23. After fertilisation name the part which develops into the seeds
(a) Ovary
(b) Ovule
(c) Pollen grain
(d) None of the above
Answer
(b) OvuleQ.24. Unisexual flowers contain
(a) Both stamen and carpel
(b) Only stamen
(c) Only carpel
(d) Either stamen or carpel
Answer
(d) Either stamen or carpelQ.25. Spirogyra reproduces by
(a) Fission
(b) Regeneration
(c) Fragmentation
(d) Budding
Answer
(c) FragmentationQ.26. The process in which the cytoplasm of a single eukaryotic cell is divided to form two daughter cells is known as?
(a) Karyokinesis
(b) Cytokinesis
(c) Meiosis
(d) Mitosis
Answer
(d) MitosisQ.27. Unicellular organisms reproduce by
(a) Mitotic cell division
(b) Meiotic cell division
(c) Both (a) and (b)
(d) None of the above
Answer
(a) Mitotic cell divisionQ.28. Choose the correct option

(a) Ovary, Thalamus, Filament, Sepal, Anther
(b) Ovary, Thalamus, Style, Sepal, Anther
(c) Ovule, Sepal, Style, Thalamus, Filament
(d) Ovule, Sepal, Style, Thalamus, Stamen
Answer
(b) Ovary, Thalamus, Style, Sepal, AntherQ.29. What is the surgical method of contraception used in human males?
(a) Vasectomy
(b) Condoms
(c) Contraceptive pills
(d) Tubectomy
Answer
(a) VasectomyQ.30. Vegetative propagation in potato takes place through
(a) Stem
(b) Root
(c) Leaves
(d) Seeds
Answer
(a) StemQ.31. The type of reproduction taking place is

(a) Budding
(b) Fragmentation
(c) Regeneration
(d) Fission
Answer
(c) RegenerationQ.32. The anther contains
(a) Sepals
(b) Ovules
(c) Carpel
(d) Pollen grains
Answer
(d) Pollen grainsQ.33. The full form of AIDS is
(a) Acquired Immune Deficiency System
(b) Acquired Immune Disease Syndrome
(c) Acquired Immediate Deficiency Syndrome
(d) Acquired Immuno Deficiency Syndrome
Answer
(d) Acquired Immuno Deficiency SyndromeQ.34. Union of male and female gametes forms
(a) Egg
(b) Embryo
(c) Zygote
(d) Spore
Answer
(c) ZygoteQ.35. Identify the type of cell division taking place

(a) Longitudinal cell division taking place
(b) Transversal cell division in Paramecium
(c) Longitudinal cell division in Paramecium
(d) Transversal cell division in Amoeba
Answer
(b) Transversal cell division in ParameciumQ.36. The number of chromosomes in human ovum is
(a) 21
(b) 22
(c) 23
(d) 24
Answer
(c) 23Q.37. Choose the correct option

(a) Plumule, Radicle, Cotyledon, Seed, coat
(b) Radicle, Plumule, Seed, coat, Cotyledon
(c) Cotyledon, Seed, coat, Radicle, Plumule
(d) Radicle, Plumule, Cotyledon, Seed, coat
Answer
(a) Plumule, Radicle, Cotyledon, Seed, coatQ.38. The common passage meant for transporting urine and sperms in males is
(a) Ureter
(b) Vas deferens
(c) Urethra
(d) Anus
Answer
(c) UrethraRelated Posts
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