Multiple choice

Alluvial soils are very fertile and are ideal for the growth of sugarcane, paddy, wheat and other cereal and pulse crops. An adequate mix of which of the following minerals makes alluvial soil fertile?

a. Iron in crystalline form b. Potash c. Phosphoric acid d. Lime

  1. a, b and c

  2. a, b and d

  3. a, c and d

  4. b, c and d

  5. a, b, c and d

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This is the correct answer. Alluvial soil has an adequate mix of potash, phosphoric acid and lime which makes it very fertile.