Mention three important features of fossils which help in the study of evolutions

(a) give three important features of fossils which have helped in the study of evolution. (b) How does taxonomy support evolution ?

Mention three important uses of borax.

Mention the important adaptive features of fish.

Write three important features of enzymes.

Mention three salient features of Solanaceae.

Explain three important features of Chordata.

Mention the important features of weights used by the Harappans.