Question: What is the main difference between respiration and photosynthesis in plants?

Options:

1. Respiration occurs only at night
2. Photosynthesis produces energy, respiration consumes it
3. Respiration occurs in chloroplasts, photosynthesis in mitochondria
4. Photosynthesis requires light, respiration does not

Correct Answer: Photosynthesis requires light, respiration does not

Solution:

Photosynthesis requires light to produce glucose, while respiration does not require light and occurs continuously.