NEET BIOLOGY

PLANT PHYSIOLOGY

PLANT GROWTH

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Tick the conditions which are not good for seed germination?
A
Temperature below 0.
B
A month with light rainfall.
C
A month with no rainfall.
D
A place deep down in the soil.
E
A place just under the surface of the soil.
Explanation: 

Detailed explanation-1: -The oxygen required for oxidation is supplied by the air. So, air is necessary for seed germination. Seeds placed deep in the soil do not germinate because they are unable to get sufficient oxygen. So, the correct answer is ‘Unable to get sufficient oxygen’.

Detailed explanation-2: -So, the correct answer is ‘Light’.

Detailed explanation-3: -All seeds need water, oxygen, and proper temperature in order to germinate. Some seeds require proper light also. Some germinate better in full light while others require darkness to germinate. When a seed is exposed to the proper conditions, water and oxygen are taken in through the seed coat.

There is 1 question to complete.