Sexual Reproduction
Sexual Reproduction: Overview
This topic covers concepts, such as, Sexual Reproduction in Organisms, Gametes, Zygote & Life Cycle of Silk Worm etc.
Important Questions on Sexual Reproduction
Which of the following is the method of embryo transfer (ET)?

Who discovered the technique of test-tube baby?

What are the advantages of a test-tube baby?

Describe how test-tube babies are born.

Complete metamorphosis does not include the pupal stage.

Name the second stage of the lifecycle of a silkworm.

Is hen an oviparous or viviparous animal?

Name the unborn offspring of an animal that develops from an embryo. (Zygote/Foetus)

Name the primary sexual organ that male animals use to inseminate females during copulation.

In IVF, the fusion of the ovum and sperm is performed outside the female's body.

Fill in the blank with the correct option provided in the bracket.
The finger-like projections present around the edge of oviduct is called _____(fimbriae/ampulla/isthmus).

The placenta is attached to the embryo by the _____.

column A | column B |
frog | male gamete |
earthworm | ovum |
sperm | external fertilization |
human | hermaphrodite |
egg | uterus |
embryo | female gamete |

Internal fertilisation takes place in -

In which female reproductive organ, development of embryo takes place?

Explain oviparous organisms with the help of example.

Nutrition of foetus occurs in the _____ (oviduct/placenta).

What is internal fertilisation?

Write difference between sexual and asexual reproduction.

Male reproductive part is testes.
