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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 6
the answer is B

Ans 2:

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 3:

Class : Class 7
Tricky , hard and somewhat funny .

Ans 4:

Class : Class 5

Ans 5:

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

Ans 6:

Class : Class 8

Ans 7:

Class : Class 6
b

Ans 8:

Class : Class 8
ANSWER IS B

Ans 9:

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

Ans 10:

Class : Class 9

Ans 11:

Class : Class 5
B

Ans 12:

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 13:

Class : Class 2
confussing

Ans 14:

Class : Class 5

Ans 15:

Class : Class 5
best

Ans 16:

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 17:

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

Ans 18:

Class : Class 8

Ans 19:

Class : Class 8

Ans 20:

Class : Class 9

Ans 21:

Class : Class 4
B

Ans 22:

Class : Class 9
B

Ans 23:

Class : Class 7
B

Ans 24:

Class : Class 7
B is the answer to this question

Ans 25:

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

Ans 26:

Class : Class 9

Ans 27:

Class : Class 8

Ans 28:

Class : Class 7
B is the answer to this question

Ans 29:

Class : Class 4
it should be D

Ans 30:

Class : Class 5
ans b

Ans 31:

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

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