HARD
7th CBSE
IMPORTANT
Earn 100

Describe the different sources of wastewater.

Important Questions on Wastewater Story
MEDIUM
7th CBSE
IMPORTANT

HARD
7th CBSE
IMPORTANT

MEDIUM
7th CBSE
IMPORTANT

MEDIUM
7th CBSE
IMPORTANT

MEDIUM
7th CBSE
IMPORTANT
There has been a sudden increase in the number of people suffering from paralysis and blindness in an area near a river bank where many factories are present. What could be the possible reason?

MEDIUM
7th CBSE
IMPORTANT
Urban floods during monsoons are often caused due to drains choked with plastic bags and bottles. What measures can be taken to reduce the use of plastic?
