Question

Which of the following are necessary for photosynthesis?

• A. Light and suitable temperature
• B. Chlorophyll and water
• C. Carbon dioxide
• D. All of the above

Answer 1

The correct option is D

All of the above

The correct option is D.

Explanation of correct option:

1. Photosynthesis is the biological process by which plants synthesize food using sunlight, water, and carbon dioxide.
2. Photosynthesis can be carried out only within a particular range of optimum temperature i.e. 25°C to 35°C.
3. It is an anabolic process in which energy in the form of sunlight is utilized.
4. Oxygen is derived from water and carbon dioxide.

Final answer: All of the above (Light, suitable temperature, chlorophyll, water, and carbon dioxide) are necessary for photosynthesis.