Here are some MCQs on Photosynthesis, Respiration and Nutrition in Plants
1. Photosynthesis is the process by which plants convert sunlight into:
a) Oxygen
b) Water
c) Glucose
d) Carbon dioxide
Answer: c) Glucose
2. Which pigment is primarily responsible for capturing light energy in plants?
a) Chlorophyll
b) Carotenoids
c) Anthocyanins
d) Xanthophylls
Answer: a) Chlorophyll
3. In which part of the plant does photosynthesis primarily occur?
a) Roots
b) Stems
c) Leaves
d) Flowers
Answer: c) Leaves
4. Which of the following is a reactant in the process of photosynthesis?
a) Oxygen
b) Glucose
c) Carbon dioxide
d) Water
Answer: c) Carbon dioxide
5. Which organelle is responsible for photosynthesis in plant cells?
a) Mitochondria
b) Golgi apparatus
c) Nucleus
d) Chloroplasts
Answer: d) Chloroplasts
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