The Indo-Gangetic Plains of India are fertile due to

A. The heavy and timely rains and forests

B. Alluvial soils brought by the rivers from the mountains

C. Hard labour of the farmers over the generations

D. Better irrigation facilities

Answer: Option B

Solution(By Examveda Team)

The Indo-Gangetic Plains of India are fertile due to Alluvial soils brought by the rivers from the mountains. It is bound on the north by the abruptly rising Himalayas, which feed its numerous rivers and are the source of the fertile alluvium deposited across the region by the two river systems.