5.
The 'waste water' produced by the industrial units,
must be (appropriately) treated before it is discharged
into rivers.( write true or false) ______
Tick (✓) the correct option.
1.
Domestic sewage, released into rivers, causes--
a) growth of algae
b) increase in oxygen
c) survival of aquatic life
d) killing of bacteria
Answers
Answered by
1
Answer:
The first answer is TRUE second is a) growth of algae
Answered by
0
Answer:
hii your answer is here
- true
- survival of aquatic life
hope it helps you
please mark as brainliest answer
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