National Science Olympiad Forum By SOF Olympiad Trainer - Page 130

User Forum

Subject :NSO    Class : Class 4

Post Your Answer

Subject :NSO    Class : Class 6

Beena sets up two experiments, as shown in the diagram below. She placed both the set-ups in sunlight for 9 hours. On noting down her observations for both set-ups she found that there was more oxygen collected in test tube X as compared to test tube Y. What conclusion could she best draw from this experiment?


AThe rate of photosynthesis decreases when there is more carbon dioxide.
BBaking soda is required for photosynthesis.
CCarbon dioxide is required by the plant for photosynthesis.
DThe rate of photosynthesis increases when there is more carbon dioxide.


Post Your Answer

Subject :NSO    Class : Class 4

Post Your Answer

Subject :NSO    Class : Class 4

Post Your Answer

Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
both Q AND R are right you can use filtration to separate

Ans 2:

Class : Class 6
It is either Q or R.

Post Your Answer

Subject :NSO    Class : Class 4

Post Your Answer

Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
Option A is the answer.

Post Your Answer

Subject :NSO    Class : Class 1

Post Your Answer

Subject :NSO    Class : Class 3

Ans 1:

Class : Class 4
D HEALS IS NOT GOOD FOR CHILD

Ans 2:

Class : Class 4
D HEALS IS NOT GOOD FOR CHILD

Post Your Answer

Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
EARTH QUACK

Ans 2:

Class : Class 5
Earthquake

Post Your Answer