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Subject :NSO    Class : Class 5

Four identical beakers, W, X, Y and Z, were set up as shown below and placed under sunlight for a day.
In which beaker will the concentration of carbon dioxide be the highest?


Ans 1:

Class : Class 5
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Ans 2:

Class : Class 6
c is correct

Ans 3:

Class : Class 5
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Class : Class 5
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Class : Class 5
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Class : Class 5
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Ans 9:

Class : Class 9
It should be a because in option c the carbon dioxide produced by the snail will be absorbed by hydrilla and the oxygen produced by hydrilla will be used by the snail but in option a only carbon dioxide will be produced so option a is correct

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Class : Class 4
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Class : Class 8
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Class : Class 8

Ans 14:

Class : Class 5
boooooooooooooooooooooooooooooooooooooothhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh aaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaannnnnnnnndddddddddddd ccccccccccccccccc iiiiiiiiiiiiiiiiiissssssssssssssss ccccccccccccccccccccooooooooooooooorrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrreeeeeeeeeeeeeccccccccccttttttttttttt

Ans 15:

Class : Class 5

Ans 16:

Class : Class 7
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Ans 17:

Class : Class 7
c is for correct in c the plant is in a bag so no sunlight so it does not do photosythesis and both produce carbon di oxide

Ans 18:

Class : Class 6
both a and c

Ans 19:

Class : Class 8
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Class : Class 6
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Class : Class 5
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Ans 22:

Class : Class 6
hold on it says about most co2 levels so c is right

Ans 23:

Class : Class 6

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