Question

How does photosynthesis occur in plants with red or brown leaves?

Answer 1

Photosynthesis:

1. Photosynthesis is the process of conversion of light energy (sunlight) into chemical energy (food) by using carbon dioxide, water and chlorophyll as a raw material.
2. Oxygen is evolved as by-product of the process.
3. 6 CO₂ + 12 H₂O → Glucose (C₆H₁₂O₆) + 6 H₂O + 6 O₂

Variegated leaves:

1. A leaf that possesses more than one color is called a variegated leaf.
2. It shows the presence of different color pigments like red, brown, yellow violet in addition to green chlorophyll pigment.
3. These pigments masks the green color.
4. Photosynthesis takes place in the green part.

Final answer: Photosynthesis occurs in the chlorophyll containing green part of the plants having red or brown leaves.