Question

(a) Clean water is available from:
a) Rivers
b) Ponds
c) Groundwater
d) Tap water

(b)The solid matter produced during sewage treatment is:
a) Slurry
b) Fertilizer
c) Sludge
d) Humus

(c) Which of the following diseases is not caused by improper disposal of sewage?
a) Cholera
b) Heart attack
c) Jaundice
d) Typhoid
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Answer 1

Answer:

a . ground water

b slurry

c. heart attack

Answer 2

Answer:

a) Clean water is available from river and groundwater.

b) The solid matter produced during sewage treatment is sludge.

c)The diseases is not caused by improper disposal of sewage is Heart attack .