Why do the leaves of plants deficient in nitrogen turn yellow?
A)It signals farmers to provide additional fertilizer.
B)Plants deficient in nitrogen have a hard time producing chlorophyll.
C)Without nitrogen, the fluids in the plant turn acidic.
D)The nitrogen protects the plant from the sun's harmful ultraviolet rays.

Question

Quizplus · Accepted Answer

Nitrogen is an essential component of chlorophyll, which is the pigment responsible for the green color of leaves. In the absence of nitrogen, plants cannot produce sufficient chlorophyll and the leaves become yellow.

Why Do the Leaves of Plants Deficient in Nitrogen Turn