STD 12 - 1. sexual reproduction in flowering plants — BIOLOGY STD 12 Science — Question

Two statements are given-one labelled Assertion and the other labelled Reason. Select the correct answer to these questions from the codes (a), (b), (c) and (d) as given below.

The rate of formation of new organic matter by rabbit in a grassland, is called

Bird females have chromosome arrangement as

Select incorrect sentence for down's syndrome

While isolating DNA from bacteria, which of the following enzymes is not used?

All genes located on the same chromosome:

Praying mantis is a good example of.

Micro-consumers are

When two species of different genealogy come to resemble each other as a result of adaptation, the phenomenon is termed as