Class 10 Science

Chapter 7 Solutions — How do Organisms Reproduce?

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Solutions

Overview

Step-by-step NCERT solutions for How do Organisms Reproduce? (Chapter 7, CBSE Class 10 Science) — the full working for every question, not just the final answer. You can also read the How do Organisms Reproduce? textbook chapter.

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What these solutions cover

All 23 questions in How do Organisms Reproduce? are solved in the PDF. Here's what's inside, exercise by exercise:

Reproduction

What is the importance of DNA copying in reproduction?
Why is variation beneficial to the species but not necessarily for the individual?

Modes of Asexual Reproduction

How does binary fission differ from multiple fission?
How will an organism be benefited if it reproduces through spores?
Can you think of reasons why more complex organisms cannot give rise to new individuals through regeneration?

Vegetative Propagation

Why is vegetative propagation practised for growing some types of plants?
Why is DNA copying an essential part of the process of reproduction?

Sexual Reproduction in Flowering Plants

How is the process of pollination different from fertilisation?
What is the role of the seminal vesicles and the prostate gland?
What are the changes seen in girls at the time of puberty?
How does the embryo get nourishment inside the mother's body?
If a woman is using a copper-T, will it help in protecting her from sexually transmitted diseases?

End-of-Chapter Questions

Asexual reproduction takes place through budding in
2.
Which of the following is not a part of the female reproductive system in human beings?
- (a) Ovary
- (b) Uterus
- (c) Vas deferens
- (d) Fallopian tube
The anther contains
What are the advantages of sexual reproduction over asexual reproduction?
What are the functions performed by the testis in human beings?
Why does menstruation occur?
Draw a labelled diagram of the longitudinal section of a flower.
What are the different methods of contraception?
How are the modes for reproduction different in unicellular and multicellular organisms?
How does reproduction help in providing stability to populations of species?
What could be the reasons for adopting contraceptive methods?

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