Reproduction an...

A bulb like projection grown on hydra is known as:

Which one among the following is a hermaphrodite?

____ reproduces by splitting into two.

Presence of which mineral in water helps in metamorphosis of frog?

Ductless glands are also known as;

Chemical substances which co-ordinate the activities of living organisms and their growth?

Which one of the following is not an endocrine gland?

Choose the correct sequence of sperm movement in human body.

Which of the following statements is incorrect?

The main changes that occurs in girls during puberty are: (i) Development of Adam's apple. (ii) Development of shrill voice. (iii) Production of testosterone increases. (iv) Hips become broaden and become more curved.