Physics NEET Full Syllabus Mock Test 180 Question New Syllabus Mock Test - 11 PCB MCQ (Single Correct)

Which element is located at the center of the porphyrin ring in chlorophyll?

A
Calcium
B
Magnesium
C
Potassium
D
Manganese

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Text Solution

Verified by Experts
The correct answer is:
B

Chlorophyll is the major pigment used by plants for capturing light energy. A chlorophyll molecule consists of a porphyrin ring (four pyrrole rings containing nitrogen arranged in a ring around a magnesium ion) and a long hydrocarbon tail.

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