User Forum

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
ANSWER IS B

Ans 3:

Class : Class 5

Ans 4:

Class : Class 9

Ans 5:

Class : Class 6
the answer is B

Ans 6:

Class : Class 5
ans b

Ans 7:

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 8:

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

Ans 9:

Class : Class 7
B is the answer to this question

Ans 10:

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

Ans 11:

Class : Class 4
it should be D

Ans 12:

Class : Class 5
best

Ans 13:

Class : Class 9
B

Ans 14:

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 15:

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

Ans 16:

Class : Class 8

Ans 17:

Class : Class 2
confussing

Ans 18:

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 19:

Class : Class 7
B is the answer to this question

Ans 20:

Class : Class 9

Ans 21:

Class : Class 9

Ans 22:

Class : Class 8

Ans 23:

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

Ans 24:

Class : Class 6
b

Ans 25:

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

Ans 26:

Class : Class 8

Ans 27:

Class : Class 5
B

Ans 28:

Class : Class 8

Ans 29:

Class : Class 7
Tricky , hard and somewhat funny .

Ans 30:

Class : Class 5

Ans 31:

Class : Class 7
B

Post Your Answer