Photosynthesis in Higher Plants

Q. In which part of the plant does photosynthesis primarily occur?

Solution

Photosynthesis primarily occurs in the leaves, where chloroplasts are abundant.

Correct Answer: C — Leaves

Q. What gas is produced as a byproduct of photosynthesis?

Solution

Oxygen is produced as a byproduct of photosynthesis when water is split.

Correct Answer: A — Oxygen

Q. What is the main purpose of the Calvin cycle?

Solution

The main purpose of the Calvin cycle is to produce glucose from carbon dioxide.

Correct Answer: B — To produce glucose

Q. What is the primary pigment involved in photosynthesis in higher plants?

Solution

Chlorophyll a is the primary pigment that absorbs light energy for photosynthesis.

Correct Answer: A — Chlorophyll a

Q. What is the primary source of carbon for photosynthesis?

Solution

Carbon dioxide is the primary source of carbon for the process of photosynthesis.

Correct Answer: C — Carbon dioxide

Q. What is the role of water in photosynthesis?

Solution

Water provides electrons during the light-dependent reactions of photosynthesis.

Correct Answer: C — Source of electrons

Q. Which environmental factor can limit the rate of photosynthesis?

Solution

All of the above factors can limit the rate of photosynthesis in plants.

Correct Answer: D — All of the above

Q. Which molecule acts as the energy currency in photosynthesis?

Solution

ATP (adenosine triphosphate) acts as the energy currency in photosynthesis.

Correct Answer: A — ATP

Q. Which of the following is NOT a stage of photosynthesis?

Solution

The Krebs cycle is not a stage of photosynthesis; it is part of cellular respiration.

Correct Answer: C — Krebs cycle

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