Q37. Among the following, which one is the least water-efficient crop?
a) Sugarcane
b) Sunflower
c) Pearl millet
d) Red gram
Answer: (a)
- Option a is correct: Sugarcane is the least water-efficient crop. Among the given options, its water requirement is 1800-2200 mm/season which is the highest.
- Option b is incorrect: Sunflower’s water requirement was estimated at 672.4 mm/ season.
- Option c is incorrect: Pearl millet is a drought-tolerant crop. Water requirement: 350 mm/ season.
- Option d is incorrect: Red gram uses about 250- 400 mm/season of water.
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