National Science Olympiad Forum By SOF Olympiad Trainer - Page 491

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7
answer is B

Ans 2:

Class : Class 6
Answer is C. ttraj's point is true.

Ans 3:

Class : Class 3
It is C only!!!

Ans 4:

Class : Class 1
there is an error. the answer is C

Ans 5:

Class : Class 6
the correct answer is c as it is given weaving fibres not weaving yarn.read the question carefully.

Ans 6:

Class : Class 7
I agree with A Ramakrishna's point

Ans 7:

Class : Class 7
The answer would be C. If you read the question carefully, it says, "Weaving is done by interlacing two sets of FIBRES at right angles." There are two things wrong with this: 1) They need not be interlaced at right angles. 2) The question clearly says 'fibres', not 'yarns' as it should be. Therefore, the answer is C.

Ans 8:

Class : Class 8
I think the is option B

Ans 9:

Class : Class 10

Ans 10:

Class : Class 6
Both statements are true

Ans 11:

Class : Class 8

Ans 12:

Class : Class 4
The answer is B

Ans 13:

Class : Class 7
There seems to be an error in this. We feel that it is B

Ans 14:

Class : Class 5
its an error as weaving is done as sam eas decribed in statement 2 i think answer should be ...............BBBBB......................

Ans 15:

Class : Class 4
It is C!!!!! Be careful!!!!!!!!!

Ans 16:

Class : Class 7

Ans 17:

Class : Class 8
The answer is B

Ans 18:

Class : Class 7
thanks for the answer

Ans 19:

Class : Class 7
the answer is C because YARNS are woven not FIBRES

Ans 20:

Class : Class 8

Ans 21:

Class : Class 8

Ans 22:

Class : Class 8
it is cccccccccccccccccccccc!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 23:

Class : Class 7
Ans = C

Ans 24:

Class : Class 6
Very good and tricky question

Ans 25:

Class : Class 3
Answer is C. As you can't weave fibres.read the question properly!!!!!!!!!!!!!!!

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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7

Ans 2:

Class : Class 8
q

Ans 3:

Class : Class 7
Bubble pack is a good insulator than a cotton wool.

Ans 4:

Class : Class 8
ns is C

Ans 5:

Class : Class 8
ans is c

Ans 6:

Class : Class 7
i clicked the correct option but it showed wrong.. this system is completely stupid.. 0 stars out of 5

Ans 7:

Class : Class 7
p

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7

Ans 2:

Class : Class 9

Ans 3:

Class : Class 8
it should be C ,since C is the ovule

Ans 4:

Class : Class 8
C is correct, the statement (i) is vague

Ans 5:

Class : Class 9

Ans 6:

Class : Class 8
c

Ans 7:

Class : Class 9
Yes it is CQ is female gamete and it does transform into endosperm

Ans 8:

Class : Class 10
why not statement V is correct ?SOF pls explain

Ans 9:

Class : Class 9
b is the answer

Ans 10:

Class : Class 8

Ans 11:

Class : Class 9

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
answer is D

Ans 2:

Class : Class 5
D

Ans 3:

Class : Class 4
Because Venus is the only planet to rotate clockwise, not Uranus

Ans 4:

Class : Class 4
D

Ans 5:

Class : Class 10
HOW🌗🌔🌏🌺🌏🐎🐚🦃🎃🐓🌍🌸🌍🐓🌼🍄🐁🌼🐐😳😳😳😳😳😳😳😳😳😳😳😳😳😳

Ans 6:

Class : Class 5
Option C is also correct. So students selecting Option C should be awarded 2 marks.

Ans 7:

Class : Class 5
D

Ans 8:

Class : Class 4
option D

Ans 9:

Class : Class 4
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Ans 10:

Class : Class 4
The answer is "C"

Ans 11:

Class : Class 4

Ans 12:

Class : Class 4
D

Ans 13:

Class : Class 4
c ant be correct cause Venus is not made up of frozen gases

Ans 14:

Class : Class 4
C is not correct

Ans 15:

Class : Class 10
correct ans in option D

Ans 16:

Class : Class 5
D

Ans 17:

Class : Class 6
D

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 8

Ans 2:

Class : Class 5
It is not a logical question

Ans 3:

Class : Class 5

Ans 4:

Class : Class 5
b and c is like same or i am wrong

Ans 5:

Class : Class 9
b or c will depend on Sun's position which is not mentioned

Ans 6:

Class : Class 5

Ans 7:

Class : Class 7
B or C is the answer to this question

Ans 8:

Class : Class 5
They should mention the sun's position in respect to the moon.

Ans 9:

Class : Class 7

Ans 10:

Class : Class 8

Ans 11:

Class : Class 6
b or c should be the correct answer when they say it as wrong it is not fair

Ans 12:

Class : Class 6
According to me they should have told the sun's position

Ans 13:

Class : Class 5
This is a logical question as it is asking which phase comes in the waning phase, so the answer given is correct

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 6

Ans 2:

Class : Class 3
a

Ans 3:

Class : Class 4
C

Ans 4:

Class : Class 3
a a a

Ans 5:

Class : Class 7

Ans 6:

Class : Class 4
But according to recent studies during photosynthesis plants take in carbondioxide and release oxygen due to which animals and humans are able to breathe oxygen . So , there i some error in the robotic system of SOF Olympiad Trainer . Even if you chose C but they show the correct answer is A you needn't worry as you can report the error using the button next to the one that opens this chat

Ans 7:

Class : Class 8
A

Ans 8:

Class : Class 9
It was a little tricky .

Ans 9:

Class : Class 3

Ans 10:

Class : Class 3
C

Ans 11:

Class : Class 4
the answer is c but it glitched and told the answer is a

Ans 12:

Class : Class 3
a

Ans 13:

Class : Class 3
Yes,very tricky indeed.Everybody will write C but the answer will be A

Ans 14:

Class : Class 4

Ans 15:

Class : Class 3
Why a

Ans 16:

Class : Class 8
Very,very,very,very,very,very,very,very tricky

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
C

Ans 2:

Class : Class 8
c

Ans 3:

Class : Class 8

Ans 4:

Class : Class 5
c

Ans 5:

Class : Class 7
c

Ans 6:

Class : Class 7
c

Ans 7:

Class : Class 4
1.A rat chew its food.2.A squirrel chew its food also.3.A frog swallow its food.4.A rabbit chew its food.Therefore, answer is option C (frog) because it swallows its food.

Ans 8:

Class : Class 8
C

Ans 9:

Class : Class 9
c

Ans 10:

Class : Class 7

Ans 11:

Class : Class 4
why

Ans 12:

Class : Class 5
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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 8

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