Science

Reproduction in Animals

Question:

Give two difference between a zygote and a foetus.

Answer:

Zygote:- Zygote is single cellular.No well defined body parts.It is formed during fertilization when sperm fuses into ovum. Embryo:-mbryo is multi-cellular.Has well defined limbs and other body parts.Embryo formation is a post fertilization process in which zygote multiples intomulti-cellular body.
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Reproduction in Animals

Q 1.

Differentiate between internal fertilization and external fertilization.

Q 2.

What is metamorphosis? Give examples.

Q 3.

In which female reproductive organ does the embryo get embedded?

Q 4.

Give two difference between a zygote and a foetus.

Q 5.

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