Class 8 Science NCERT Exemplar Solutions Important MCQs of chapter 9 Reproduction in Animals

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CHAPTER 9
Reproduction in Animals

MULTIPLE CHOICE QUESTIONS
1. The following sets of reproductive terms are given below. Choose the set that has an incorrect combination.
(a) Sperm, testis, sperm duct, penis
(b) Menstruation, egg, oviduct, uterus
(c) Sperm, oviduct, egg, uterus
(d) Ovulation, egg, oviduct, uterus  


2. In humans, the development of fertilised egg takes place in the
(a) Ovary
(b) Testis
(c) Oviduct
(d) Uterus


3. In the list of animals given below, hen is the odd one out.
Human beings, cow, dog, hen
a) It undergoes internal fertilisation.
(b) It is oviparous.
(c) It is viviparous.
(d) It undergoes external fertilisation.


4. Animals exhibiting external fertilisation produce a large number of gametes. Pick the appropriate reason from the following.
(a) The animals are small in size and want to produce more off-springs.
(b) Food is available in plenty in water.
(c) To ensure better chances of fertilisation.
(d) Water promotes production of large number of gametes.


5. Reproduction by budding takes place in
(a) Hydra
(b) Amoeba
(c) Paramecium
(d) Bacteria


6. Which of the following statements about human reproduction is correct?
(a) Fertilisation takes place externally.
(b) Fertilisation takes place in the testes.
(c) During fertilisation egg moves towards the sperm.
(d) Fertilisation takes place in the human female.


7. In human beings, after fertilisation, the structure which gets embedded in the wall of uterus is
(a) Ovum
(b) Embryo
(c) Foetus
(d) Zygote


8. Aquatic animals in which fertilisation occurs in water are said to be:
(a) Viviparous without fertilisation.
(b) Oviparous with external fertilisation.
(c) Viviparous with internal fertilisation.
(d) Oviparous with internal fertilisation.


9. After fertilisation, the resulting cell which gives rise to a new individual is the
(a) Embryo
(b) Ovum
(c) Foetus
(d) Zygote


10. In human beings, the correct sequence of events during reproduction is
(a) Gamete formation, fertilisation, zygote, embryo
(b) Embryo, zygote, fertilisation, gamete formation
(c) Fertilisation, gamete formation, embryo, zygote
(d) Gamete formation, fertilisation, embryo, zygote

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