Question

Which is correct about chlorophyll, a and b in leaves of higher plants?

• A. Both are present in equal proportion
• B. Chlorophyll a is more than chlorophyll b
• C. Chlorophyll a is less than chlorophyll b
• D. Chlorophyll b is ten times more than chlorophyll a

Answer 1

The correct option is B Chlorophyll a is more than chlorophyll b

Chlorophyll- a

1. It is bluish or bright green pigment.

2. It is universal photosynthetic pigment.

3. It is a primary photosynthetic pigment.

4. It is the most abundant photosynthetic pigment.

Chlorophyll- b

1. It is yellow-green pigment.

2. It is structurally similar to Chlorophyll-a, except it has- CHO group in place of CH${}_3$.

The quantity of Chlorophyll b is half of Chlorophyll a.

Hence, the correct answer is 'Chlorophyll a is more than chlorophyll b'.