Gujarat BoardEnglish MediumSTD 9ScienceNatural Resources1 Mark
MCQ
Pollution of water is caused by:
A
Industrial effluents.
B
Sewage.
C
Farm runoff.
✓
All of these.
✓
Answer
Correct option: D.
All of these.
Waste from industries into water bodies pollutes the water bodies as majority of the waste is non$-$biodegradable. Sewage waste which is mostly from houses is also directed into water bodies. Runoff water from farms carries along with it chemicals of fertilizers and pesticides thus again polluting the water bodies.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.