Question

The green pigment that traps solar energy during photosynthesis is

• A. Anthocyanin
• B. Carotenoid
• C. Haemoglobin
• D. Chlorophyll

Answer 1

The correct option is D

Chlorophyll

The correct answer is D.

Explanation for correct option:

1. Photosynthesis is a process that occurs in plants, cyanobacteria and algae and involves the preparation of food with the help of sunlight, water and carbon dioxide.
2. The process of photosynthesis results in the synthesis of glucose and oxygen.
3. The chlorophyll is a compound that imparts green colour to the leaves.
4. They are responsible for absorbing energy from the sun and performing the process of photosynthesis.
5. It is located in the chloroplasts of plant cells.

Explanation for incorrect options:

Option A:

1. Anthocyanin is a water-soluble pigment that is present in fruits and vegetables.
2. It is responsible for imparting red, purple and blue colours.

Option B:

1. Carotenoids are pigments that are present in plants, algae and photosynthetic bacteria.
2. They impart yellow, red and orange colours to the vegetables, plants and fruits.

Option C:

1. Haemoglobin is a respiratory pigment that is present in the red blood cells of mammals, fishes, etc.
2. It is responsible for transporting gases(oxygen, carbon dioxide, etc) and imparting red colour to the blood.

Final answer: The green pigment that traps solar energy during photosynthesis is chlorophyll.