Environmental Studies Short Question | Gkseries

Question

Reclamation of Usar soil can be done by

(a) addition of gypsum

(b) addition of compost

(c) blue green algal biofertilizer use

(d) addition of inorganic nitrogenous fertilizer

A (a) and (b) only
B (a), (b) and (d) only
C (a), (b) and (c) only
D (a) only

Answer & Explanation

Answer:(a), (b) and (c) only