Question

What is necessary for photosynthesis?

• A. Chlorophyll
• B. Sunlight
• C. Carbon dioxide and water
• D. All of the above

Answer 1

The correct option is D

All of the above

The correct option is D.

Explanation of correct answer:

1. Chlorophyll, sunlight, carbon dioxide, and water are the necessary conditions required for photosynthesis.
2. Chlorophyll is a photosynthetic pigment that absorbs sunlight in the wavelength of 680 nm and 700 nm.
3. Sunlight is essential for the excitation of molecules.
4. Plant cells use carbon dioxide and energy from the sun to make sugar molecules and oxygen.

Final answer: Photosynthesis requires chlorophyll, sunlight, carbon dioxide, and water.