Question

An essential condition for germination is

• A. water
• B. oxygen
• C. temperature
• D. all of these

Answer 1

The correct option is D

all of these

The correct option is D

Explanation of the correct option:

1. Various conditions are necessary for the germination of seeds.
2. Water, temperature, air, and sunlight are necessary for the germination of seeds.
3. All these factors must be in the proper amount.
4. Some seeds require proper light also.
5. Some germinate better in full light while others require darkness or low light to germinate. The same thing is applicable to water and temperature.
6. During germination, the embryo undergoes growth.
7. For growth, energy is required.
8. This energy comes from the oxidation of food which is also called respiration and oxygen is necessary for this process that is available in the air.

Final answer: An essential condition for germination is water, oxygen, and temperature.