R-2 Set B

Gregor Mendal performed his classical experiment with ___ plants.

Pigmentation of skin is due to ___________.

_______ ______ is the scientist who formulated 'the theory of evolution'.

____ _________ invented telescope.

_____ _____ is the 1st woman to win a nobel prize.

_______ ______ is known as the father of evolution.

Dmitri _________ has formulated the Periodic Table for chemical element.

_______ _____ gas is also known as laughing gas.

________ gas contains in large volume in our atmosphere.

____ is the largest organ in a human body.