List of top Science Questions on Sexual Reproduction asked in CBSE Class VIII

Give two differences between a zygote and a foetus.

In which female reproductive organ does the embryo get embedded?

Indicate whether the following statements are True (T) or False (F).

1. Oviparous animals give birth to young ones. ( )
2. Each sperm is a single cell. ( )
3. External fertilisation takes place in frog. ( )
4. A new human individual develops from a cell called gamete. ( )
5. Egg laid after fertilisation is made up of a single cell. ( )
6. Amoeba reproduces by budding. ( )
7. Fertilisation is necessary even in asexual reproduction. ( )
8. Binary fission is a method of asexual reproduction. ( )
9. A zygote is formed as a result of fertilisation. ( )
10. An embryo is made up of a single cell. ( )

Choose the most appropriate answer.
The number of nuclei present in a zygote is

Choose the most appropriate answer.
Internal fertilisation occurs:

Describe the process of fertilisation in human beings.