ㅤㅤ
in
B. State whether True or False :
(a) Chlorination helps in removing foul odour of waste water,
(b) Sewage treatment does not purify water.
(c) Treated water can be utilized for agriculture.
(d) Oxygen of water depletes due to the decay of degradable wastes.
(e) Scum contains oils, paints, grease floating on the
Answers
Answered by
2
a➜False
b➜True
c➜True
d➜False
e➜True
Answered by
2
Answer:
1)= false
2)=false
3)=true
4)=false
5)=true
Explanation:
don't worry dear my answer is correct
Similar questions