National Science Olympiad Forum By SOF Olympiad Trainer - Page 652

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6

Ans 2:

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

Ans 3:

Class : Class 4
it should be D

Ans 4:

Class : Class 6
it is saying select the correct option for me

Ans 5:

Class : Class 8

Ans 6:

Class : Class 5
best

Ans 7:

Class : Class 9

Ans 8:

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

Ans 9:

Class : Class 7
B

Ans 10:

Class : Class 9
B

Ans 11:

Class : Class 5

Ans 12:

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 13:

Class : Class 4
B

Ans 14:

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 15:

Class : Class 9

Ans 16:

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

Ans 17:

Class : Class 2
confussing

Ans 18:

Class : Class 8
ANSWER IS B

Ans 19:

Class : Class 7
B is the answer to this question

Ans 20:

Class : Class 8

Ans 21:

Class : Class 8

Ans 22:

Class : Class 9

Ans 23:

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 24:

Class : Class 5
ans b

Ans 25:

Class : Class 7
B is the answer to this question

Ans 26:

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

Ans 27:

Class : Class 6
the answer is B

Ans 28:

Class : Class 8

Ans 29:

Class : Class 7
Tricky , hard and somewhat funny .

Ans 30:

Class : Class 6
b

Ans 31:

Class : Class 5
B

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 1
many questions are wrong sof some children will think that is only correct and get less marks due to your fault .

Ans 2:

Class : Class 9
SAIKARAN and kailash patra, you are right . SOF , check your book (if you have any left) .

Ans 3:

Class : Class 5
no lack of food and air we die

Ans 4: (Master Answer)

Class : Class 1
Here, the answer is B. Air, water and food are necessary for the survival of any living organism. So, in the absence of any one of these components an organism cannot survive. Hence, the grasshopper died due to the lack of air and food, although water was provided.

Ans 5:

Class : Class 5

Ans 6:

Class : Class 8
Air , water and food are essential for living things to survive on Earth. Therefore, in the absence of anyone of these an organism will die. Hence, the the grasshopper will die in the absence of air and food although water was provided in the sealed glass tank. Hence, option(b) is the correct answer.🦗

Ans 7:

Class : Class 4
a

Ans 8:

Class : Class 8
question is about sealed glass box,so there is no supply of oxygen,hence answer is 'a' only.

Ans 9:

Class : Class 4
If it is food then grasshopper will die after 2,3 days but it is writen after some times so it is a

Ans 10:

Class : Class 1
The correct answer is A.

Ans 11:

Class : Class 3
awnser will be A because air is mch important then food and water.

Ans 12:

Class : Class 7
Admin ka bacha it is a

Ans 13:

Class : Class 3
But in the book its a

Ans 14:

Class : Class 4
Without air(oxygen) the grasshopper will die even food or water is given,so answer is A.

Ans 15:

Class : Class 9
answer should be A.

Ans 16:

Class : Class 6
In the book it is given a as answer, then why b in trainer why why why?

Ans 17:

Class : Class 1
there are 3 things needed in life air water and food without air we die in minutes without water we die in hours without food we die in days in the picture it is given as water is given to grasshopper and in question it is given as the grasshopper is in sealed and died after some time only so no food and air is given but as i told after some time grasshopper will die due to lack of air only ans sof you can check your mtg workbook also .

Ans 18:

Class : Class 3
rrrrrrrrrrrrriight for meee

Ans 19:

Class : Class 5

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
The correct option is B

Ans 2:

Class : Class 8
The correct option is B

Ans 3:

Class : Class 8
A

Ans 4:

Class : Class 8
The right one is option 'A'-30 mins

Ans 5:

Class : Class 8

Ans 6:

Class : Class 8
The correct option is B

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
Due to deficiency of Calcium.

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
Answer should be C as excess food is wastage.

Ans 2:

Class : Class 10
No, the answer for this is C and D .reason for answer D is excess of food leads to loss of nutrients especially Vitamin C. answer C because it is necessary to preserve pulses, grains otherwise they will rot.

Ans 3:

Class : Class 8
No, i think it's c

Ans 4:

Class : Class 9
the answer is C

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7

Ans 2:

Class : Class 7
dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd

Ans 3:

Class : Class 5
Correct answer is D

Ans 4:

Class : Class 7
b can also be the answer

Ans 5:

Class : Class 7

Ans 6:

Class : Class 8

Ans 7:

Class : Class 6

Ans 8:

Class : Class 7
sorry for my wrong answer

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 8
@Sudarshan its NOT INVOLVED

Ans 2:

Class : Class 6
It's all of these not none of these.

Ans 3:

Class : Class 8

Ans 4:

Class : Class 6
xccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc

Ans 5:

Class : Class 7
monibuvxrzghjbhjfcdgbnmbhcthjhvvuuuvuuvuvvvuvvuvvuuvvuvuvvjo;kkkk

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 4
B

Ans 2:

Class : Class 1
b

Ans 3:

Class : Class 4
B

Ans 4:

Class : Class 7
The answer is B!!!

Ans 5:

Class : Class 9
i didn't understand the logic

Ans 6:

Class : Class 7
B

Ans 7:

Class : Class 10
It was a very tricky question at the moment , but when you see the logic , you think "GOSH how come i could not work out the logic of this question , me , the expert al solving logical reasoning" :)

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
the answer is c means dehydration

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Subject :NSO    Class : Class 9

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