National Science Olympiad Forum By SOF Olympiad Trainer - Page 500

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
Answer can be A

Ans 2:

Class : Class 4
D

Ans 3:

Class : Class 6
D

Ans 4:

Class : Class 7

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6

Ans 2:

Class : Class 7

Ans 3:

Class : Class 7

Ans 4:

Class : Class 6
the answer is D

Ans 5:

Class : Class 3
D is the correct answer

Ans 6:

Class : Class 6
Answer B is the correct answer as the question specified for the arrangement which will allow the bulb to stay lighted for the longest possible time. Option B is connected as One cell as per the circuit (all connections are in parallel), While Option D is in Series (in case of failure of one cell, the circuit will not work as the current will not pass through the cell)

Ans 7:

Class : Class 7
according to me D is correct

Ans 8:

Class : Class 9
Answer is B

Ans 9:

Class : Class 6

Ans 10:

Class : Class 10

Ans 11:

Class : Class 10
D is the correct answer.

Ans 12:

Class : Class 7
How many times will olympiad confuse us its D

Ans 13:

Class : Class 9
D is definitely the correct answer

Ans 14:

Class : Class 6
D

Ans 15:

Class : Class 6
pls explain how the answer is bBTW: your answer is correct

Ans 16:

Class : Class 6

Ans 17:

Class : Class 6
pls explain how the answer is B

Ans 18:

Class : Class 6
According to me D is the correct answer as a wire should be connected from a terminal of a battery to the - terminal of the battery for longer stay of electric circuit, and this rule is satisfied by the circuit shown in option D.

Ans 19:

Class : Class 9
When a battery is constructed such that all the positive terminal of the cells are connected to a same point and all the negative terminals of the cells are connected to another point then the grouping of cells in this manner is called the Parallel Grouping of cells. The two end terminals of the construct where all the positive and negative terminals of the cells are connected act as the corresponding terminal of the battery.

Ans 20:

Class : Class 8
pls explain how the answer is B

Ans 21:

Class : Class 8

Ans 22:

Class : Class 7

Ans 23:

Class : Class 6
According to me D is the correct answer

Ans 24:

Class : Class 7

Ans 25:

Class : Class 9

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7
answer is B

Ans 2:

Class : Class 10

Ans 3:

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

Ans 4:

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

Ans 5:

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

Ans 6:

Class : Class 7
Ans = C

Ans 7:

Class : Class 7
thanks for the answer

Ans 8:

Class : Class 6
Very good and tricky question

Ans 9:

Class : Class 6
it is C, YARNS are woven not FIBRES.

Ans 10:

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

Ans 11:

Class : Class 3
It is C only!!!

Ans 12:

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

Ans 13:

Class : Class 7

Ans 14:

Class : Class 8
I think the is option B

Ans 15:

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

Ans 16:

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

Ans 17:

Class : Class 8

Ans 18:

Class : Class 8

Ans 19:

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 20:

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

Ans 21:

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

Ans 22:

Class : Class 8
The answer is B

Ans 23:

Class : Class 6
Both statements are true

Ans 24:

Class : Class 8

Ans 25:

Class : Class 4
The answer is B

Ans 26:

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 8
ns is C

Ans 2:

Class : Class 7
p

Ans 3:

Class : Class 8
q

Ans 4:

Class : Class 8
ans is c

Ans 5:

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

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

Post Your Answer

Subject :NSO    Class : Class 7

Ans 1:

Class : Class 9
b is the answer

Ans 2:

Class : Class 7

Ans 3:

Class : Class 9

Ans 4:

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

Ans 5:

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

Ans 6:

Class : Class 8
c

Ans 7:

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

Ans 8:

Class : Class 8

Ans 9:

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

Ans 10:

Class : Class 9

Ans 11:

Class : Class 9

Post Your Answer

Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
D

Ans 2:

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

Ans 3:

Class : Class 5
D

Ans 4:

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

Ans 5:

Class : Class 4
option D

Ans 6:

Class : Class 4
answer is D

Ans 7:

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

Ans 8:

Class : Class 10
cxvcv3cvtvhFVChcwlejn ljenlf wfh bh b huebvfhdocjcjnnnncncfhvb bhcbhbdhcvdgb hdbf hfjn nj n jncnnhfohvhbvobuwr3hqaswedrfthnjmk,ljnbvcxxcfvbsdcfvgbxdcFVGBDCVBNMxcvbnmdfghjasdfgjkzawsxedcrvftghnjqzawsxdfvtghunzasxdcrfvgswderftgyhazwsdfg dfgsdfghjkljghgfbjcxnjxnjnnccjjcjdccujcdjfhnvfcduhcccccccfffffffffffffffffrrrrrrrrrrrffffffffffffffffwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwevvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv jfknwjf ejjjjjjjjncvfjnb fjnvfjvmifmccccccccccccccccccccccccccccccccccccccccffvweevwevwrtvtrwh fccccczsxxxxxxxxxxxxxhhhhhhhhdsssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss z cf ffffffffffffffffffffffffffffffffffffffffffffffffffffffff nmmmmmmmnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn

Ans 9:

Class : Class 10
correct ans in option D

Ans 10:

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

Ans 11:

Class : Class 4
D

Ans 12:

Class : Class 4
C is not correct

Ans 13:

Class : Class 6
D

Ans 14:

Class : Class 4
The answer is "C"

Ans 15:

Class : Class 5
D

Ans 16:

Class : Class 5
D

Ans 17:

Class : Class 4

Post Your Answer

Subject :NSO    Class : Class 5

Ans 1:

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

Ans 2:

Class : Class 5
It is not a logical question

Ans 3:

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

Ans 4:

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

Ans 5:

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

Ans 6:

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

Ans 7:

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

Ans 8:

Class : Class 8

Ans 9:

Class : Class 5

Ans 10:

Class : Class 5

Ans 11:

Class : Class 7

Ans 12:

Class : Class 8

Ans 13:

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

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
Why a

Ans 2:

Class : Class 3
C

Ans 3:

Class : Class 6

Ans 4:

Class : Class 4
C

Ans 5:

Class : Class 3
a

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 9
It was a little tricky .

Ans 8:

Class : Class 4

Ans 9:

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

Ans 10:

Class : Class 4

Ans 11:

Class : Class 8
A

Ans 12:

Class : Class 7

Ans 13:

Class : Class 3
a

Ans 14:

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

Ans 15:

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

Ans 16:

Class : Class 3
a a a

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 7

Ans 2:

Class : Class 8
C

Ans 3:

Class : Class 4
why

Ans 4:

Class : Class 5
c

Ans 5:

Class : Class 8

Ans 6:

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 7:

Class : Class 7
c

Ans 8:

Class : Class 7
c

Ans 9:

Class : Class 5
TRTHYJTUYHNBCFBGSEHFNDHBG RCFHVBGHYVDNUCSNGBCTDYHUJSBNDVGTHJHSMHNCGDBHEYFNHENDEVHGBTDFHUNGBGRYFHXNHGBNFVDHFJUHDVBVYCGFHDJDMSUHDRYFDJYUMHFJGDHJYUHRFGBHDNDXHFDFJCYRFHSDFTYRFHCYRFHJHCYDRHFJEHDSJYUHJSHJYFRHDYUHFJHJVDCUYXJRKHFMYVCBHXJFYUDJSJHCJDYFRUEYDHJYUSHJDYWESFHDYUSEUIYUJFDUREYJHDGJHJSMYHJEDJGFHNYDFHDGJHCJMXYMURJKUFYHJDXHUYDGVHCNHNJFKGVHCNUNCJHFJGVHNCHGJHFDVNHJHGJHDVJYJHGJFHVNJCJHJFDJKHJHFJVJHNJHMUHJGHFNVFJVHJNJMGFHVGFH

Ans 10:

Class : Class 3
C

Ans 11:

Class : Class 8
c

Ans 12:

Class : Class 9
c

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