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Subject :NSO    Class : Class 5

Select the incorrect statement regarding water pollution.

A Suspended impurities make water less transparent causing death of submerged aquatic plants.
B Polluted water can cause diseases like typhoid, cholera and diabetes.
C Pollution decreases dissolved oxygen content of water.
D Agricultural runoff pollutes water by adding pesticides and fertilisers into it.


Ans 1:

Class : Class 4
B

Ans 2:

Class : Class 8

Ans 3:

Class : Class 9

Ans 4:

Class : Class 9

Ans 5:

Class : Class 7
B is the answer to this question

Ans 6:

Class : Class 6
I KNEW ABOUT TYPHOID AND CHOLERA BUT I didn't Knew about diabetes

Ans 7:

Class : Class 6
the answer is B

Ans 8:

Class : Class 8
The question says choose the 'Incorrect' option

Ans 9:

Class : Class 8

Ans 10:

Class : Class 8

Ans 11:

Class : Class 7
B is the answer to this question

Ans 12:

Class : Class 5

Ans 13:

Class : Class 7
B

Ans 14:

Class : Class 8

Ans 15:

Class : Class 9
It is B as the question is "Select the INCORRECT option"Diabetes is not cased by water pollution so the answer is B

Ans 16:

Class : Class 5
The answer is D A-It is false B- Typhoid and cholera are caused by polluted water, but diabetes isnt. C- It is true that organic and inorganic pollutants cause dissolved oxygen level to decrease D- Agricultural runoffs can contaminate both groundwater and surface water

Ans 17:

Class : Class 2
confussing

Ans 18:

Class : Class 4
it should be D

Ans 19:

Class : Class 9
How is it B, we are just learning in school abt germs and diseases and it doesn’t say anything abt diabetes caused by polluted, this is answer is wrong

Ans 20:

Class : Class 4
not B for sure as diabetes is not caused due to water pollution

Ans 21:

Class : Class 6
b

Ans 22:

Class : Class 5
B

Ans 23:

Class : Class 5

Ans 24:

Class : Class 9
B

Ans 25:

Class : Class 8
ANSWER IS B

Ans 26:

Class : Class 5
it is saying select the correct option for me

Ans 27:

Class : Class 7
Tricky , hard and somewhat funny .

Ans 28:

Class : Class 5
best

Ans 29:

Class : Class 5
ans b

Ans 30:

Class : Class 5
how is diabetes caused through dirty or polluted water?

Ans 31:

Class : Class 9

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