Sexual and Asexual Reproduction MCQs
Sexual and Asexual Reproduction – MCQs with Answers & Explanations
Class: CBSE Class 8
Subject: Science
Section: Reproduction in Animals
Topic: Sexual and Asexual Reproduction MCQs
Board: CBSE Board Examination (Based on NCERT Syllabus)
Subject: Science
Section: Reproduction in Animals
Topic: Sexual and Asexual Reproduction MCQs
Board: CBSE Board Examination (Based on NCERT Syllabus)
1. Reproduction involving two parents is called:
Answer: B. Sexual reproduction
Explanation: It involves fusion of male and female gametes producing variation.
Explanation: It involves fusion of male and female gametes producing variation.
2. Reproduction with one parent:
Answer: B. Asexual
Explanation: Offspring are genetically identical to parent.
Explanation: Offspring are genetically identical to parent.
3. Male gamete is:
Answer: C. Sperm
Explanation: Sperm fertilizes the ovum.
Explanation: Sperm fertilizes the ovum.
4. Female gamete is:
Answer: B. Ovum
Explanation: Ovum carries maternal genetic material.
Explanation: Ovum carries maternal genetic material.
5. Fusion of gametes is called:
Answer: A. Fertilization
Explanation: It forms a zygote.
Explanation: It forms a zygote.
6. Binary fission occurs in:
Answer: B. Amoeba
Explanation: One cell divides into two identical cells.
Explanation: One cell divides into two identical cells.
7. Budding occurs in:
Answer: A. Hydra
Explanation: A bud grows and detaches forming new individual.
Explanation: A bud grows and detaches forming new individual.
8. Offspring identical to parent:
Answer: B. Asexual
Explanation: No genetic variation occurs.
Explanation: No genetic variation occurs.
9. Genetic variation occurs in:
Answer: B. Sexual reproduction
Explanation: Mixing of genes creates variation.
Explanation: Mixing of genes creates variation.
10. First cell after fertilization:
Answer: C. Zygote
Explanation: It develops into embryo.
Explanation: It develops into embryo.
11. Development stage after embryo:
Answer: A. Foetus
Explanation: Advanced stage of embryo.
Explanation: Advanced stage of embryo.
12. Fertilization outside body:
Answer: B. External
Explanation: Seen in frogs and fish.
Explanation: Seen in frogs and fish.
13. Fertilization inside body:
Answer: B. Internal
Explanation: Seen in humans, birds.
Explanation: Seen in humans, birds.
14. Example of sexual reproduction:
Answer: C. Human reproduction
Explanation: Requires male and female gametes.
Explanation: Requires male and female gametes.
15. Faster mode of reproduction:
Answer: B. Asexual
Explanation: Requires only one parent.
Explanation: Requires only one parent.
16. Metamorphosis occurs in:
Answer: A. Frog
Explanation: Major developmental change occurs.
Explanation: Major developmental change occurs.
17. Asexual reproduction produces:
Answer: B. Identical offspring
Explanation: They are clones of parent.
Explanation: They are clones of parent.
18. Sexual reproduction helps in:
Answer: B. Evolution
Explanation: Variation drives evolution.
Explanation: Variation drives evolution.
19. Hydra reproduces asexually by:
Answer: B. Budding
Explanation: Bud grows and separates.
Explanation: Bud grows and separates.
20. Gametes are formed in:
Answer: A. Reproductive organs
Explanation: Testes and ovaries produce gametes.
Explanation: Testes and ovaries produce gametes.
