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IMPORTANT QUESTIONS

1. List changes in the body that take place at puberty

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2. What is menstruation? Explain.

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3. Define adolescence

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4. What is the term used for secretions of endocrine glands responsible for changes taking place in the body?

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5. Differentiate between internal fertilisation and external fertilisation.

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6. What is metamorphosis? Give examples.

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7. In which female reproductive organ does the embryo get embedded?

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8. Define asexual reproduction. Describe two methods of asexual reproduction in animals.

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9. Give two differences between a zygote and a foetus.

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10. Indicate whether the following statements are True (T) or False (F). (j) An embryo is made up of a single cell.

    • (a) True
    • (b)False

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