Biology Quiz - Multiple Choice Questions with Answers

Question

Cyanobacteria helps farmers by ________.

A reducing the alkalinity of the soil
B reducing the acidity of the soil
C neutralising the alkalinity of the soil
D water logging

Answer & Explanation

Answer:[B]

NCERT Class 12 Biology Solved Multiple Choice Questions

1000 BIOLOGY MCQS - IMPORTANT FOR SSC RAILWAY PSC EXAMS

BUY NOW
junior administrative assistant jaa test series