National Science Olympiad Forum By SOF Olympiad Trainer - Page 544

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
B

Ans 2:

Class : Class 4
it should be c or d but it tells b

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 9
D

Ans 2:

Class : Class 5
correct answer is d okkkkkkkkkkkkkkkkkkk

Ans 3:

Class : Class 6
d

Ans 4:

Class : Class 4
so answer is b

Ans 5:

Class : Class 6
D

Ans 6:

Class : Class 3
d

Ans 7:

Class : Class 2
d!!!!!!!!!!!!!!!!!!!!!!!!!!!!!👍🏼

Ans 8:

Class : Class 4
handspan and footspan are a unit measuring ok

Ans 9:

Class : Class 3
B

Ans 10:

Class : Class 5
D

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7

Ans 2:

Class : Class 7

Ans 3:

Class : Class 7

Ans 4:

Class : Class 7

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3

Ans 2:

Class : Class 5

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 7
what does NA mean?

Ans 2:

Class : Class 7

Ans 3:

Class : Class 9
Please explain what NA is... I don't understand

Ans 4:

Class : Class 10

Ans 5:

Class : Class 9
The correct answer will be(a)

Ans 6:

Class : Class 9
EXPLAIN THIS PLEASEQuestion is incorrect but even after 30 (31) posts and queries no corrections...

Ans 7:

Class : Class 8
NA? what is the explanation of the answer

Ans 8:

Class : Class 9
"NA"?.please explain the answer

Ans 9:

Class : Class 10

Ans 10:

Class : Class 8
Yes , NA means 'no answer' So , since there is no such option , anything we pick would be incorrect.

Ans 11:

Class : Class 8
Arrows are marked wrongly...I dont think these mistakes will ever get rectified considering that people have been writing in this forum, for the past two years, for this question. please look into this sof🙂

Ans 12:

Class : Class 8

Ans 13:

Class : Class 8
PLEASE GIVE THE ANSWER ALONG WITH EXPLANTION

Ans 14:

Class : Class 9
What the heck is going on.

Ans 15:

Class : Class 8

Ans 16:

Class : Class 9

Ans 17:

Class : Class 7
if there is no answer,then why was it considered wrong?it is not fair.

Ans 18:

Class : Class 6

Ans 19:

Class : Class 8
Exactly.What does NA mean ??

Ans 20:

Class : Class 9
What 'NA' ? The question itself is incorrect

Ans 21:

Class : Class 10
NA means 'No Answer'.But the guidelines clearly state 'Mark all questions.'How is this fair?

Ans 22:

Class : Class 8
What do you mean by 'NA'?

Ans 23:

Class : Class 5
NA means no answer but what we had to do with it

Ans 24:

Class : Class 9
I understood that when I looked at the question itselfThe arrows are wrongly labelled

Ans 25:

Class : Class 9

Ans 26:

Class : Class 9
why no reply...

Ans 27:

Class : Class 8
Woah how are the marks out of 60 then. People have already attempted this paper in the given year. This means an error in the paper was there that wasn't rectified...

Ans 28:

Class : Class 9
None of the given options are correct...

Ans 29:

Class : Class 9
NA meant no answer is correct and we had to leave this one empty

Ans 30:

Class : Class 4

Ans 31:

Class : Class 9
Please explain the answer

Ans 32:

Class : Class 8
Please give the answer to this Question.

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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
Can someone please explain this question?

Ans 2:

Class : Class 9
Yes, it should be 33m as distance for an echo = s x t/2

Ans 3:

Class : Class 8
Time taken to utter single syllable=1/5th of a sSpeed of sound in air=330m s^-1 or 330m/sso distance to reflecting surface=1/5 * 330 as that will give the distance=66.0mSo, distance to reflecting surface is 66.0m

Ans 4:

Class : Class 7
answer??????????????????????????????????????????????????????

Ans 5:

Class : Class 8
please explain this question.

Ans 6:

Class : Class 8
please explain this question.

Ans 7:

Class : Class 9

Ans 8:

Class : Class 9
please explain this question

Ans 9:

Class : Class 8
Is the question wrong...? the answer should be 33.0 m as speed=2d/t

Ans 10:

Class : Class 8
Yes I think it is 33 also because it says it is an echo

Ans 11:

Class : Class 9

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 3
The answer which is given in the SOF application is wrong, because a frog has four life stages in his life stages, the correct answer must be moth because it has only three life stages in his life cycle and the parent and child do not look same,

Ans 2:

Class : Class 4

Ans 3:

Class : Class 5

Ans 4:

Class : Class 5

Ans 5:

Class : Class 4
correct answer is D

Ans 6:

Class : Class 5
but frog dosnt have just 3 life stages it has 4 so its not the answer

Ans 7:

Class : Class 8
The correct answer is C

Ans 8:

Class : Class 5
the answer is d as the mosquito does not look like the parent , has 3 stages of life and lays eggs while frog does not look like the adult , has 4 stages of life and lays eggs .

Ans 9:

Class : Class 9

Ans 10:

Class : Class 9
the answer is d

Ans 11:

Class : Class 5
THE ANSWER IS D AS FROG HAS 4 STAGES IN IT'S LIFE CYCLE ,BUT DOES NOT LOOK LIKE IT'S PARENT.WHILE,MOSQUITO HAS THREE SYTAGES IN IT'S LIFE CYCLE AND DOES NOT LOOK LIKE IT'S PARENT.I MADE THE SAME MISTAKE IN THE PREVIOUS TEST

Ans 12:

Class : Class 4
It is option B

Ans 13:

Class : Class 9

Ans 14:

Class : Class 4
Frog has 4 stages any of the answers are not correct

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
ANS A

Ans 2:

Class : Class 5
Answer is C

Ans 3:

Class : Class 7
super easy answer. it is 'A'

Ans 4:

Class : Class 5
ans is B

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