Cells which lack nuclear membrane are

The coloured organelles which are found in plants only are

The empty blank looking structures in the cytoplasm is

Power house of a cell

Living substance in the cell

Nerve cell

Plastid occur in plant cells only.

A group of similar cells combine to form

Genes are located in

Out of these which one determines the sex of the baby?

Reproduction age in women starts when their

In males, the sex chromosome consists

The human body undergoes several changes during adolescence. These changes mark the onset of

Larynx is also called

When a sperm containing Y chromosome fertilizes an egg with X chromosome, the zygote develops into a _____ child

Pituitary gland

Thyroid gland

Testosterone is the ………….. reproductive hormone.

Testes are responsible for production of sperms.

Mother is responsible for the sex determination of the baby.

Binary fission is observed in

In Hydra, the mode of reproduction is

The animals that produce new young ones are called

In humans, the development of fertilised egg takes place in the

The cell formed after fertilisation is called

The fusion of sperm and ova usually occur in the

Sets of reproductive terms are given below. Choose the set that has an incorrect combination.

In the list of animals given below, hen is the odd one out. ‘human being, cow, dog, hen’ The reason for this is

Animals exhibiting external fertilisation produce a large number of gametes. Pick the appropriate reason from the following

__________ is the process of fusion of gametes.