CBSE 2023 · Region 6 · Set 2 · Q36

Give reason for the following :

(a)

During reproduction inheritance of different proteins will lead to altered body designs.

(b)

Fertilization cannot take place in flowers if pollination does not occur.

(c)

All multicellular organisms cannot give rise to new individuals through fragmentation or regeneration.

(d)

Vegetative propagation is practised for growing only some type of plants.

(e)

The parents and off-springs of organisms reproducing sexually have the same number of chromosomes. Q. No. $\displaystyle 37$ to $\displaystyle 39$ are case based / data based questions with $\displaystyle 2$ to $\displaystyle 3$ short sub-parts. Internal choice is provided in one of these sub-parts.