Chlorosis (yellowing of leaves) is caused by deficiency of all except:
AMagnesium
BIron
CNitrogen
DCalcium
Answer:
D. Calcium
Read Explanation:
• Chlorosis, or yellowing of leaves due to chlorophyll loss, commonly results from deficiencies in magnesium (key component of chlorophyll molecule), iron (essential for chlorophyll synthesis), and nitrogen (needed for chlorophyll production).