Reproduction in Animals Class 8 Worksheet Science Chapter 6

Multiple-Choice Questions (MCQs)

Q1: Which of the following structures produces sperm in the male reproductive system?
A. Testes
B. Uterus
C. Ovaries
D. Fallopian tubes

Q2: In which type of fertilisation does the fusion of gametes occur outside the female’s body?
A. Internal Fertilisation
B. External Fertilisation
C. Budding
D. Binary Fission

Q3: Which of the following animals is oviparous (lays eggs)?
A. Dog
B. Cat
C. Hen
D. Cow

Q4: The process by which a tadpole develops into an adult frog, involving major body changes, is called:
A. Fertilisation
B. Metamorphosis
C. Cloning
D. Budding

Q5: Dolly, the first cloned mammal, was genetically identical to:
A. The Scottish blackface ewe that carried her
B. The Finn Dorsett sheep from which the nucleus was taken
C. A random sheep in the flock
D. No other sheep—she was genetically unique

 Fill-in-the-Blanks

Q1: The fusion of sperm and egg is known as ________________.

Q2: Animals like frogs undergo ____________fertilisation, where eggs are laid in water and sperm are released over them.

Q3: In humans, the embryo gets embedded in the wall of the ____________ for further development.

Q4: The stage of the embryo where all body parts can be identified is called the  ____________.

Q5: The process by which an organism like Amoeba splits into two new Amoebae is called ________________.

True/False Statements

Q1:  Asexual reproduction involves only one parent and does not require gametes.

Q2: Budding in Hydra requires two parents to produce a new individual.

Q3:  Animals that give birth to young ones directly are called viviparous animals.

Q4: In human beings, the fertilised egg (zygote) develops outside the mother’s body.

Q5:  A frog’s egg is protected by a layer of jelly instead of a hard shell.

Very Short Answer Questions

Q1:  Name two animals which reproduce asexually.

Q2:  Who cloned Dolly the sheep?

Q3:  Why do fish and frogs lay eggs in hundreds?

Q4:  What is ‘in vitro fertilization’ technique of reproduction?

Q5:  Which type of reproduction does not involve gametes?

Q6:  What are the reproductive organs in humans which produce the gametes?

Q7:  Define asexual reproduction. Describe two methods of asexual reproduction in animals.

Q8:  How does fertilization take place in frog?

Q9:  Name the reproductive process which involves two parents.

Q10: What are the male gametes in humans called?

Q11: What is an embryo?

Q12:  Describe the process of fertilization in human beings.

Q13: Why do fish and frogs lay eggs in hundreds?

Q14: What is the name given to the fusion of male and female gametes?

Q15:  What type of asexual reproduction take place in amoeba?

You can find Worksheets Solutions here: Worksheet Solutions: Reproduction in Animals