STD 12 - 7. human health and disease — BIOLOGY STD 12 Science — Question

A method of birth control is:

New 'Wild Life Protection Act' was passed in:

Besides dung, the weed that can be used in biogas production is:

The earliest fossil form in the phylogeny of horse is:

Assertion : Darwin's finches show a variety of beaks suited for eating large seeds, flying insects and cactus seeds.

Reason : Ancestral seed-eating stock of Darwin's finches radiated out from South American mainland to different geographical areas of the Galapagos Islands, where they found competitor-free new habitats.

Which bioactive molecule is produced by Trichoderma polysporum?

'Cells in the micropylar region are called antipodal cell'

If the carbon atoms fixed by producers already have passed through three species, the trophic level of the last species would be:

Which one of the following regarding ecological pyramid is not correct?

Match the column I and II

Column-I		Column-II
(P)	Aspergillus niger	(i)	Acetic acid
(Q)	Acetobacter aceti	(ii)	Butyric acid
(R)	Clostridium butyricum	(iii)	Citric acid
(S)	Lactobacillus	(iv)	Lactic acid