CBSE Class 8 Science Reproduction in Animals Assignment Set I

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1.What are the types (modes) of reproduction?

2.Why reproduction is an essential process?

3.What are male reproductive parts?

4.Name the reproductive parts of females.

5.What are the different parts of a sperm?

6.Name the organism which produces the largest eggs.

7.Define foetus.

8.What is metamorphosis?

9.Define sexual reproduction.

10.What is reproduction?

11.Why fission in amoeba called binary fission?

12.Name the organs that produce sperms and ova in males and females, respectively.

13.Why does a hen sit on its eggs?

14.How much time is needed for development of a chick from embryo?

15.Which of the following is not a method of asexual reproduction?

(A) Binary fission (B) Budding (C) None of the above (D) Both

16.Which one is not an organ of the male reproductive system?

(A) Testes (B) Fallopian tube (C) Seminal ducts (D) Penis

17.Which one is not an organ of the female reproductive system?

(A) Fallopian tube (B) Ovaries (C) Trachea (D) Uterus

18.Which of the following is an oviparous animal?

(A) Lizard (B) Dogs (C) Cats (D) Cows

19.Choose the animal in which internal fertilization takes place:

(A) Human (B) Frogs (C) Fish (D) All of the above

20.Choose the animal in which external fertilization takes place:

(A) Toads (B) Frogs (C) Fish (D) All of the above

21.In which part does the fertilization take place in humans?

(A) Testes (B) Uterus (C) Fallopian tube (D) Ovaries

22.In which organ does the implantation of embryo take place?

(A) Fallopian tube (B) Testes (C) Ovaries (D) Uterus23.Female gamete is called:

(A) Ovary (B) Testis (C) Ovum (D) Sperm

24.Male gametes are called:

(A) Ovary (B) Testis (C) Ova (D) Sperms

25.Choose the correct statement:

(A) Ovaries produce female gametes. (B) Ovaries produce male gametes.

(C) Female gametes are called sperms. (D) Male gametes are called ova.

26.Oviducts are also known as:

(A) Ovaries (B) Testis (C) Fallopian tubes (D) Seminal ducts

27.Which animal has the largest egg?

(A) Hen (B) Ostrich (C) Eagle (D) Duck

28.Protection to the eggs of frog is provided by:

(A) A hard shell (B) A thick wall(C) A cover of cells (D) A layer of jelly

29.Zygote develops to form a/an:

(A) Egg (B) Embryo (C) Ova (D) Sperms

30.An embryo develops into a/an:

(A) Ovum (B) Sperm (C) Foetus (D) Zygote

31.Larva of the silkworm is called:

(A) Tadpole (B) Chick (C) Caterpillar (D) Foetus

32.Which of the following statement is correct?

(A) Tadpole is similar to frog.

(B) Young ones of humans are similar to adult humans.

(C) Larva of silkworm is similar to adult silkworm.

(D) All are correct

33.Metamorphosis occurs in which of the following organisms:

(A) Human (B) Silkworm (C) Fish (D) All of the above

34.Number of cells in sperm is/are:

(A) One (B) two (C) Three (D) Many

35.Number of cells present in amoeba is/are:

(A) One (B) Two (C) Three (D) Many

36.Type of reproduction in amoeba is:

(A) Sexual reproduction (B) Budding (C) Binary fission (D) None of the above

37.Budding is a mode of reproduction in:

(A) Amoeba (B) Hydra (C) Frog (D) Fish

38.Which of the following does not reproduce sexually?

(A) Frog (B) Humans (C) Fish (D) All of the above reproduce sexually

39.First mammal to be cloned was a:

(A) Sheep (B) Dog (C) Cow (D) Rat

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