Ans 7:
Class : Class 5
water enters thru the roots and comes out as vapour thru the leaves. This diagram shows both entry and exit thru the leaves which is incorrect.
Ans 8:
Ans 12:
Class : Class 3
None of the above should the answer. It's an enlarged image of a leaf. and it should contain Chlorophyll. This question is absurd and I don't go by the answer it quotes