In the absence of which of the following will photosynthesis not occur in leaves?
(a) Guard cells
(b) Chlorophyll
(c) Vacuole
(d) Space between cells

Correct Answer: (b) Chlorophyll

Explanation:

Chlorophyll is the green-colored pigment found in plants, algae, and cyanobacteria. During photosynthesis, chlorophyll helps in absorbing sunlight, thereby providing the required energy to carry out photosynthesis.