Question

Mottle leaf of citrus is caused by the deficiency of

• A. Mo
• B. B
• C. Zn
• D. Cu

Hint:

Zinc deficiency in citrus causes characteristic mottle leaf symptoms.

Answer 1

The Correct Option is C

Step 1: Mo and Cu deficiencies in citrus mainly show as other symptoms, not leaf mottling.
Step 2: Boron deficiency mainly affects fruit and stem tissue, not leaf mottling.
Step 3: Zinc deficiency causes interveinal chlorosis and small mottled leaves, known as mottle leaf.
Step 4: Correct answer is Zn.