Page 70 - Genius Kidz Prudence Learning Sc-8

2. Fill in the blanks.

(a) _____________ is the age of sexual maturity.
(b) _____________ and _____________ are female sex hormones.

(c) Fertilization takes place in _____________ .

3. Match the columns.
Column A Column B

(a) External fertilization (i) Reptiles

(b) Internal fertilization (ii) Frog

(c) Unisexual (iii) Lizard
(d) Oviparous (iv) Human beings

(e) Viviparous (v) Birds

4. Mark the statements as True /False .
(a) Fertilization is the phenomenon of embryo development.

(b) Spore formation occurs in Amoeba.

(c) Ovaries produce ova.
(d) Menstrual cycle is the cyclic event repeated after every 28 days.

5. Discuss in class “Sexually transmitted diseases and AIDS”. Write a short note on the same.

6. Very short answer type questions.
(a) What is fertilization?

(b) What is internal fertilization?

(c) What are unisexual organisms?
7. Short answer type questions.

(a) Write a short note on fertilization.

(b) What is a gestation period?
8. Long answer type questions.

(a) Explain asexual reproduction and its types.

(b) Explain sexual reproduction in human beings in detail.
(c) What is puberty? Explain the changes associated with puberty in males and females.

(d) Write in brief note about the following terms :

(i) Ovulation (ii) Menstruation
(iii) Testis (iv) Ovary

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