A. Dioscorea alata
B. Dioscorea cayenesis
C. Dioscorea rotundata
D. Dioscorea bulbifera
Correct Answer:
Option A – Dioscorea alata
Explanation
Yam belongs to the family Dioscoreacea. It is a root and tuber crop grown in West Africa and it is rich in carbohydrates.Water yam (Dioscorea alata)
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