(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
Answers
Answered by
0
Answer:
a . ground water
b slurry
c. heart attack
Answered by
0
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 .
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