National Science Olympiad Forum By SOF Olympiad Trainer - Page 675

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 8
the correct answer is c.

Ans 2: (Master Answer)

Class : Class 1
The correct answer is C.

Ans 3:

Class : Class 8
the correct answer is c.

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
6

Ans 2:

Class : Class 7
6

Ans 3:

Class : Class 3
6

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
It is option 'b', since you cannot remove the building as mentioned in option 'a'. Water does reduce the temperature of both wood and paper below their ignition temperature to combust fire. Option 'c' is partially correct but also wrong since co2 does form a blanket around the flame, cutting out o2 supply, but it does this because it is heavier then o2, not light.

Ans 2:

Class : Class 8
Why is it b

Ans 3:

Class : Class 10
It is b

Ans 4:

Class : Class 8

Ans 5:

Class : Class 8
It is B because U cannot remove the building and in option C, CO2 is heavier not lighter thann Oxygen

Ans 6:

Class : Class 9
not all of these we if u see option a it says to remove the entire combustible material nut how can you remove an entire building if it is on fire?

Ans 7: (Master Answer)

Class : Class 1
The correct answer is B.

Ans 8:

Class : Class 9
It should be ALL OF THESE.

Ans 9:

Class : Class 5

Ans 10:

Class : Class 10
none of the options are correct

Ans 11:

Class : Class 10

Ans 12:

Class : Class 8
Its all of these.

Ans 13:

Class : Class 10
it is b

Ans 14:

Class : Class 8
answer is D formation of a blanket around the oxygen gascuts off the supply of oxygen !!also cooling it down

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 10

Ans 2:

Class : Class 8
The Weaver bird uses its beak like a needle to sew leaves and other materials to make a nest,that's true............ The Penguin collects a few pebbles and stones to make a nest,that's true........... Eagles and vultures simply put a few sticks together,that's false........... The Woodpecker pecks a tree trunk with its beak to make a hole for nest,that's true............ So,OPTION (C) will be INCORRECT.

Ans 3:

Class : Class 5
option C is the right answer

Ans 4:

Class : Class 10
YES OPTION C IS CORRECT

Ans 5:

Class : Class 5
Option C is correct

Ans 6:

Class : Class 10

Ans 7:

Class : Class 5
Answer is A because tailor bird uses its beak like a needle to sew leaves and other material to make a nest.weaver bird weaves and makes a nest.

Ans 8:

Class : Class 10
option CSOF waalon ans. change karo

Ans 9:

Class : Class 4
C

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 6
What is an inclined plane ?

Ans 2:

Class : Class 5
Somebody tell the correct answer! 1 is saying B and another one is saying D. Tell the correct answer

Ans 3:

Class : Class 6
ans is B as knife and axe have one inclined plane

Ans 4:

Class : Class 5
Answer is B.

Ans 5:

Class : Class 9
creative writing brown eyes queens creative writing masters https://losttoys.info/ thesis writers in mumbai creative writing guelph minor

Ans 6:

Class : Class 6
ramp is an inclined plane

Ans 7:

Class : Class 6
d because they asked incorrect one!!!!!!!!!!!!you all did'nt read it correctly

Ans 8:

Class : Class 8

Ans 9:

Class : Class 7
CORRECT ANSWER IS d

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
correct

Ans 2:

Class : Class 4
I mean B.

Ans 3: (Master Answer)

Class : Class 1

Ans 4:

Class : Class 4
C should be the answer, right?

Ans 5: (Master Answer)

Class : Class 1

Ans 6:

Class : Class 8
answer: A

Ans 7:

Class : Class 8
Please explain

Ans 8:

Class : Class 5
how is it A? What is happening in A?

Ans 9:

Class : Class 5
Answer is D because in option A the water is going to the bottle and in option D it's just blowing air.

Ans 10:

Class : Class 4
dddddddddddd should be the ans

Ans 11:

Class : Class 4
Tell the reason Mr. Admin??? It would be C)OK!!!

Ans 12:

Class : Class 8
The correct answer is D.

Ans 13:

Class : Class 4

Ans 14:

Class : Class 3
What is happening c

Ans 15:

Class : Class 3
ans should be c coz when air molecules come the water molecules will go out right??? so ans is c

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
question no 19 and 20 are coming together.

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 5
option B

Ans 2:

Class : Class 7
I think it's option b earthworm

Ans 3:

Class : Class 7

Ans 4:

Class : Class 7
option B

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
i think it is option a b and c

Ans 2:

Class : Class 3
Option D has a backbone for sure so the answer should be either A,B or C.

Ans 3:

Class : Class 10
According to scientific facts all reptiles have backbone . If they didn't have a backbone they couldn't crawl .

Ans 4:

Class : Class 8
D

Ans 5:

Class : Class 9
the answer is c crickets donot have backbone. fish obviously has backbone snakes have flexible backbone(cartilage) and all reptiles have backbone

Ans 6:

Class : Class 2
According to Known Scientific facts options a) b) and c are non vertebrate so why are Options a and b are not part of right answer? At times quality of questions raise a doubt about due diligence being put in articulating the questions .

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