NCERT Class VIII Science Solutions: Chapter 9-Reproduction in Animals Part 1 (For CBSE, ICSE, IAS, NET, NRA 2022)

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Question 1:

Sets of reproductive terms are given below. Choose the set that has an incorrect combination.

  1. Sperm, testis, sperm duct, penis
  2. Menstruation, egg, oviduct, uterus
  3. Sperm, oviduct, egg, uterus
  4. Ovulation, egg, oviduct, uterus

Answer: C

Question 2:

In humans, the development of fertilised egg takes place in the

  1. Ovary
  2. Testis
  3. Oviduct
  4. Uterus

Answer: D

Question 3:

In the list of animals given below, hen is the odd one out.

Human being, cow, dog, hen

The reason for this is

  1. It undergoes internal fertilisation.
  2. It is oviparous.
  3. It is viviparous.
  4. It undergoes external fertilisation.

Answer: B


Question 4:

Animals exhibiting external fertilisation produce a large number of gametes. Pick the appropriate reason from the following.

  1. The animals are small in size and want to produce more offsprings.
  2. Food is available in plenty in water.
  3. To ensure better chance of fertilisation.
  4. Water promotes production of large number of gametes.

Answer: C

Question 5:

Reproduction by budding takes place in

  1. Hydra
  2. Amoeba
  3. Paramecium
  4. Bacteria

Answer: A

Question 6:

Which of the following statements about reproduction in

  1. Fertilisation takes place externally.
  2. Fertilisation takes place in the testes.
  3. During fertilisation egg moves towards the sperm.
  4. Fertilisation takes place in the human female.

Answer: D

Question 7:

In human beings, after fertilisation, the structure which gets embedded in the wall of uterus is

  1. Ovum
  2. Embryo
  3. Foetus
  4. Zygote

Answer: B

What is Embryo

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