Chapter 9 Reproduction in Animal <br>Class 8 Science Question- answers

Class 8 Science Home Page


Reproduction in Animal

Multiple Choice Questions (MCQs)

 1.Which of the following shows budding?

(a) Yeast

(b) Amoeba

(c) Paramecium

(d) Plasmodium

  1. Testes produce the hormone.

(a) estrogen

(b) testosterone

(b) progesterone

(d) both estrogen and testosterone

  1. Which of the following is not produced in the ovary?

(a) Ovum

(c) Progesterone

(c) Estrogen

(d) Testosterone

  1. Which of the following shows budding?

(a) Hydra

(b) Paramecium

(c) Amoeba

(d) Spirogyra

  1. What is formed after fertilisation?

(a) A sperm

(b) A zygote.

(c) An ovum

(d) A gamete

  1. Where does fertilisation take place in humans?

(a) Vagina

(b) Fallopian Tube

(c) Cervix

(d) Uterus

  1. The process of releasing an egg from the ovary is called.

(a) reproduction

(b) menstruation

(c) ovulation

(d) menopause

  1. Every organism produces another identical organism. This event is known as.

(a) growth

(b) alteration of generation

(c) reproduction

(d) regeneration

  1. Which of the following is a viviparous animal:

(a) Bat

(b) Cow

(c) Monkey

(d) All of these

  1. Which of the following is not a part of the reproductive system of the human female?

(a) Ovary

(b) Vagina

(c) Cervix

(d) Vas deferens

  1. Internal fertilisation occurs in:

(a) reptiles

(b) birds

(c) mammals

(d) all of these

  1. Which is the most common method of reproduction in the majority of fungi and Bacteria?

(a) Binary fission

(b) Multiple Fission

(c) Budding

(d) Spore Formation

  1. The main reproductive organ of a human male is. :

(a) a pair of testes

(b) urethra

(c) vas deferens

(d) penis

14.The first phase of the sexual cycle in the human female is called.

(a) ovulation

(b) implantation

(c) menstruation

(d) follicle phase

 Fill in the blanks:

  1. The gametes produced by male and female is – sperms—-and– eggs or ova —- respectively.
  2. In most aquatic animals, ———– fertilisation takes place—–outside the body of the organism.
  3. The female sex hormones are oestrogen and—- PROGESTERONE——.
  4. Non-Identical twins are also called ——— Fraternal——-twins.
  5. The modes of reproduction are–external—- and—internal—-.
  6. Bulges emerging from the body of Hydra are known as “Buds”.
  7. The type of asexual reproduction in which an animal reproduces by dividing itself into two individuals is called ___Binary fission____.
  8. ——–Asexual—–reproduction does not involve fusion of male and female gametes.
  9. Asexual reproduction lacks___Genetic____ variation.
  10. Microscopic animals like Amoeba reproduces ___Asexually_____.

 ‘True’ (T) or ‘False’ (F):

   Very short Answer Question

 Next Chapter 10>>

Class 8 Science Home Page