National Science Olympiad Forum By SOF Olympiad Trainer

User Forum

Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
d!!!!!!!!!!!!!!!!!!!!!!!!!!!!!👍🏼

Ans 2:

Class : Class 5
D

Ans 3:

Class : Class 3
D

Ans 4:

Class : Class 3
B

Ans 5:

Class : Class 3
d

Ans 6:

Class : Class 3
correct answer is d okkkkkkkkkkkkkkkkkkk

Post Your Answer

Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7

Ans 2:

Class : Class 7

Ans 3:

Class : Class 8

Ans 4:

Class : Class 7

Post Your Answer

Subject :NSO    Class : Class 3

Post Your Answer

Subject :NSO    Class : Class 4

Post Your Answer

Subject :NSO    Class : Class 8

Refer to the given flow chart. Identify hormones X and Y and select the correct option regarding them.


A Glands secreting hormone Y are located on the posterior surface of glands secreting hormone X.
B Myxoedema is caused by hyposecretion of a hormone secreted by gland that also secretes hormone Y.
C Both hormones X and Y are secreted by same endocrine gland but are antagonistic to each other in functioning.
D Hyposecretion of hormone Y leads to osteoporosis as more calcium is drawn from bones to raise blood calcium level.


Ans 1:

Class : Class 9

Ans 2:

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

Ans 3:

Class : Class 8
NA means no answer but what we had to do with it

Ans 4:

Class : Class 8
NA means 'No Answer'.But the guidelines clearly state 'Mark all questions.'How is this fair?

Ans 5:

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

Ans 6:

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

Ans 7:

Class : Class 8
PLEASE GIVE THE ANSWER ALONG WITH EXPLANTION

Ans 8:

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

Ans 9:

Class : Class 9
why no reply...

Ans 10:

Class : Class 7
Yes , NA means 'no answer' So , since there is no such option , anything we pick would be incorrect.

Ans 11:

Class : Class 4

Ans 12:

Class : Class 8

Ans 13:

Class : Class 8

Ans 14:

Class : Class 8

Ans 15:

Class : Class 8
if there is no answer,then why was it considered wrong?it is not fair.

Ans 16:

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

Ans 17:

Class : Class 8

Ans 18:

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

Ans 19:

Class : Class 8

Ans 20:

Class : Class 7
Exactly.What does NA mean ??

Ans 21:

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

Ans 22:

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

Ans 23:

Class : Class 9

Ans 24:

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

Ans 25:

Class : Class 9
Please explain the answer

Ans 26:

Class : Class 8
what does NA mean?

Post Your Answer

Subject :NSO    Class : Class 3

Post Your Answer

Subject :NSO    Class : Class 8

Ans 1:

Class : Class 9

Ans 2:

Class : Class 9
please explain this question

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 8
Can someone please explain this question?

Ans 5:

Class : Class 8
answer??????????????????????????????????????????????????????

Ans 6:

Class : Class 8
please explain this question.

Ans 7:

Class : Class 8
please explain this question.

Post Your Answer

Subject :NSO    Class : Class 4

Ans 1:

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 2:

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 3:

Class : Class 4
☹️

Ans 4:

Class : Class 5

Ans 5:

Class : Class 4

Ans 6:

Class : Class 4
the answer is d

Ans 7:

Class : Class 5

Ans 8:

Class : Class 5
The correct answer is C

Ans 9:

Class : Class 4
correct answer is D

Ans 10:

Class : Class 5
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,

Post Your Answer

Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
ANS A

Ans 2:

Class : Class 5
ans is B

Ans 3:

Class : Class 6
super easy answer. it is 'A'

Ans 4:

Class : Class 5
Answer is C

Post Your Answer

Subject :NSO    Class : Class 5

Ans 1:

Class : Class 4
There is no question and when I reported that error, it just came as "invalid"

Ans 2:

Class : Class 6
see the solution the question is how many kharif crops are there. there are 6.

Ans 3:

Class : Class 6
What is the question?????????????????????????????????

Ans 4:

Class : Class 4
no question!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 5:

Class : Class 5

Ans 6:

Class : Class 7
question????????????????

Ans 7:

Class : Class 6
no question.report error please

Ans 8:

Class : Class 6
Where is the question? Isn't it very vague?

Ans 9:

Class : Class 7

Ans 10:

Class : Class 5
The question is in the solution please check

Ans 11:

Class : Class 5
The question is incomplete

Ans 12:

Class : Class 5
where is the question ??????????????????

Ans 13:

Class : Class 7
they did not give the question .

Ans 14:

Class : Class 5
No relevant question

Ans 15:

Class : Class 5
where is the question???????????????????????????

Ans 16:

Class : Class 5
report error

Ans 17:

Class : Class 6
If they don't give the complete question, we all will get it wrongSOF please look into this matter

Ans 18:

Class : Class 6
No question?????????????????????????????

Ans 19:

Class : Class 6
there is no proper question?

Ans 20:

Class : Class 5
There is no question!

Ans 21:

Class : Class 6

Ans 22:

Class : Class 6

Ans 23:

Class : Class 6
The question is there in the solution please check

Ans 24:

Class : Class 6
question is incomplete

Ans 25:

Class : Class 6

Post Your Answer