Fertilisation, Development and Birth in Animals Practice Questions
20 free Fertilisation, Development and Birth in Animals practice questions for the NCERT Biology, each with the correct answer and a detailed explanation. Open any question below, or take the full set as an interactive quiz.
Questions
20 questions
All Fertilisation, Development and Birth in Animals questions
- Q1. Fertilisation is defined as the process of:
- Q2. Which type of fertilisation occurs outside the body of the organism?
- Q3. Which animal group most commonly shows internal fertilisation?
- Q4. The immediate product of fertilisation is the:
- Q5. Cleavage refers to:
- Q6. Which stage of embryonic development is a hollow ball of cells?
- Q7. Formation of three germ layers occurs during:
- Q8. Which germ layer gives rise to the nervous system?
- Q9. Viviparous animals are those that:
- Q10. Oviparous animals are characterized by:
- Q11. Which structure provides nourishment to the developing embryo in mammals?
- Q12. Which embryonic stage directly precedes gastrula?
- Q13. The process by which organs are formed from germ layers is called:
- Q14. Which of the following animals shows metamorphosis?
- Q15. In birds, the embryo develops inside the egg mainly due to:
- Q16. Which membrane protects the embryo from mechanical shock?
- Q17. Which hormone is mainly responsible for initiation of childbirth?
- Q18. The period between fertilisation and birth in humans is called:
- Q19. Which structure in egg-laying animals helps in respiration of embryo?
- Q20. Which statement best describes fertilisation and development in animals?