National Science Olympiad Forum By SOF Olympiad Trainer - Page 570

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 7
answer is B or C as from brick wall sound can't be heard also from vacuumsound can't be heard

Ans 2:

Class : Class 6
The correct answer is A.

Ans 3:

Class : Class 3
d

Ans 4:

Class : Class 7
YES NISHANT

Ans 5:

Class : Class 5

Ans 6:

Class : Class 3
bjbhjhjkjkjlklklklklklkjkjklhioheeedededhhdhdhduehduehduehduehd

Ans 7:

Class : Class 5
The answer is C

Ans 8:

Class : Class 6
See the answer solution carefully.

Ans 9:

Class : Class 5

Ans 10:

Class : Class 3

Ans 11:

Class : Class 5

Ans 12:

Class : Class 2

Ans 13:

Class : Class 5

Ans 14:

Class : Class 5
The correct answer is A part

Ans 15:

Class : Class 3
Answer is B as sound travels faster in water

Ans 16:

Class : Class 8

Ans 17:

Class : Class 7

Post Your Answer

Subject :NSO    Class : Class 5

Ans 1:

Class : Class 8

Ans 2:

Class : Class 5
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Ans 3:

Class : Class 7
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Ans 4:

Class : Class 6
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Ans 5:

Class : Class 5
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Ans 6:

Class : Class 8
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Ans 7:

Class : Class 6

Ans 8:

Class : Class 8
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Ans 9:

Class : Class 6
c is correct

Ans 10:

Class : Class 7
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Ans 11:

Class : Class 6
both a and c

Ans 12:

Class : Class 5
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Ans 13:

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

Ans 14:

Class : Class 4
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Ans 15:

Class : Class 5
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Ans 16:

Class : Class 5

Ans 17:

Class : Class 6
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Ans 18:

Class : Class 5
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Ans 19:

Class : Class 8
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Ans 20:

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 21:

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 5
boooooooooooooooooooooooooooooooooooooothhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh aaaaaaaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaannnnnnnnndddddddddddd ccccccccccccccccc iiiiiiiiiiiiiiiiiissssssssssssssss ccccccccccccccccccccooooooooooooooorrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrreeeeeeeeeeeeeccccccccccttttttttttttt

Post Your Answer

Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5

Ans 2:

Class : Class 6

Ans 3:

Class : Class 7
Option A is correct because Cotten and dandelion are dispersed by wind

Ans 4:

Class : Class 5
option'A" is correct

Ans 5:

Class : Class 7
Seeds in both dandelion and cotton plants are dispersed by wind.

Ans 6:

Class : Class 5
Option A is the correct answer because the picture of the given plant in the question is of a cotton plant of whose seed dispersal agency is wind. So, from the given options , as, Dandelion is the only one with same agency of seed dispersal, Option A is supposed to be the correct answer.

Ans 7:

Class : Class 5

Ans 8:

Class : Class 5
Option A is the correct answer because the picture of the given plant in the question is of a cotton plant of whose seed dispersal agency is wind. So, from the given options , as, Dandelion is the only one with same agency of seed dispersal, Option A is supposed to be the correct answer.

Ans 9:

Class : Class 5
Option A is the correct answer because the picture of the given plant in the question is of a cotton plant of whose seed dispersal agency is wind. So, from the given options , as, Dandelion is the only one with same agency of seed dispersal, Option A is supposed to be the correct answer.

Ans 10:

Class : Class 5
seeds in both dandelion and cotton are dispersed by wind

Ans 11:

Class : Class 6
i could not understand the plant

Ans 12:

Class : Class 6
I could not understand the plant in the question.

Ans 13:

Class : Class 9
Option A is the correct answer because the picture of the given plant in the question is of a cotton plant of whose seed dispersal agency is wind. So, from the given options , as, Dandelion is the only one with same agency of seed dispersal, Option A is supposed to be the correct answer.

Ans 14:

Class : Class 6

Ans 15:

Class : Class 9

Ans 16:

Class : Class 5

Ans 17:

Class : Class 6
Option A is the correct answer because the picture of the given plant in the question is of a cotton plant of whose seed dispersal agency is wind. So, from the given options , as, Dandelion is the only one with same agency of seed dispersal, Option A is supposed to be the correct answer.

Post Your Answer

Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5
Answer: option D

Ans 2:

Class : Class 5
how is premolar a grinder it is a cracking teeth Vivaan Gulati

Ans 3:

Class : Class 5
Sunayana Singh , THAT MUST BE AN ERROR , HOW ARE WE SEEING THAT CORRECT ANSWER IS D !!!!!!

Ans 4:

Class : Class 7
Answer is 'D'.The premolars grind food.Rest all are wrong matches, only this is correct

Ans 5:

Class : Class 8
answer is d

Ans 6:

Class : Class 5
what!!

Ans 7:

Class : Class 5
its d for gods sake

Ans 8:

Class : Class 5
The answer is D

Ans 9:

Class : Class 5
the correct option is D

Ans 10:

Class : Class 5
JOk

Ans 11:

Class : Class 6
the question is wrong

Ans 12:

Class : Class 6

Ans 13:

Class : Class 5
The correct answer is D.

Ans 14:

Class : Class 4
C

Ans 15:

Class : Class 4
C

Ans 16:

Class : Class 6
you all are wrong because I wrote ans. b and it showed that my answer was correct

Ans 17:

Class : Class 6
It is d

Ans 18:

Class : Class 4

Ans 19:

Class : Class 5

Ans 20:

Class : Class 7
correct answer is D

Post Your Answer

Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
From Athiya Mahapatra : Option)b as the gravitational pull of the moon is one-sixth of that of that which is of the Earth.

Ans 2:

Class : Class 8
Option B is correct answer

Ans 3:

Class : Class 7
B

Ans 4:

Class : Class 5
From Athiya Mahapatra : Option)b as the gravitational pull of the moon is one-sixth of that of that which is of the Earth.

Ans 5:

Class : Class 5

Ans 6:

Class : Class 6

Ans 7:

Class : Class 7
B

Ans 8:

Class : Class 6

Ans 9:

Class : Class 3
B

Ans 10:

Class : Class 5
answer is option b

Ans 11:

Class : Class 6
one sixth that is B

Ans 12:

Class : Class 1

Ans 13:

Class : Class 6
What.....

Ans 14:

Class : Class 5
From Athiya Mahapatra : Option)b as the gravitational pull of the moon is one-sixth of that of that which is of the Earth.

Ans 15:

Class : Class 7
The answer should be the B option because it shows 1/6 of the gravitational pull

Ans 16:

Class : Class 5
The correct answer is B

Ans 17:

Class : Class 8

Ans 18:

Class : Class 7
B

Ans 19:

Class : Class 5
ans-b

Ans 20:

Class : Class 4
B is the answer

Ans 21:

Class : Class 5
b is the answer

Ans 22:

Class : Class 4
B B B B B B