National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

Ans 2:

Class : Class 5
I too

Ans 3:

Class : Class 3
Y...I DONT UNDERSTAND SOOOOO....................TELL MEH!!

Ans 4:

Class : Class 3
The correct answer is D [friction].

Ans 5:

Class : Class 3
obviusly it will be d

Ans 6:

Class : Class 3

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
A

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Subject :NSO    Class : Class 1

Ans 1: (Master Answer)

Class : Class 1
No, the answer is D because in the option A the second image is of a full moon and not a new moon.

Ans 2:

Class : Class 2
a

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 3
blah blah blah every one

Ans 2:

Class : Class 3
you all are mad

Ans 3:

Class : Class 4
why the question have given like this I don't know. why olimpiadtrainer sometimes do like this.Can anyone tell me the answer.I request to you all.Please help me or else I have tell to my father.I don't want to tell my father.I beg to you please.

Ans 4:

Class : Class 4
kojjk

Ans 5:

Class : Class 5
the question you had given ,in the solution of the question of it is another one,the solution of the real question was its solution so we could not find the solution of this question.

Ans 6:

Class : Class 3
i will tell to your dad das ji

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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1
No, the correct answer is D. When written in decimal, the value of it comes out to be 0.2 and the rest are bigger than it. In fractions, as the denominator gets bigger, the number gets smaller.

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Subject :NSO    Class : Class 7

Which of the following statements are incorrect?
(i) Cellular respiration is a physical process in which food molecules are broken down into carbon dioxide and water.
(ii) Anaerobic respiration involves breakdown of glucose into alcohol and carbon dioxide.
(iii) Breathing rate varies according to oxygen requirement of the body.
(iv) On land, frogs breathe through lungs and in water by gills.
(v) Respiration in plants occurs through stomata and lenticels.

A(i), (ii) and (iv) only
B(i) and (iv) only
C(ii), (iii) and (v) only
D(ii), (iii) and (iv) only


Ans 1: (Master Answer)

Class : Class 1
The correct answer is B.

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Subject :NSO    Class : Class 6

A science teacher labelled three glass slides as P, Q and R. She painted slide Q with light blue colour, slide R with black colour and slide P was left as such.
Then she asked students to put the slide on a white paper having (X) mark on it.
Students will be able to see the mark clearly (or partially)

A In slide P as it is translucent
B In slide Q as it is translucent
C In slide R as it is opaque
D In all the slides as paint does not change the nature of glass.


It's written'Students will be able to see the mark clearly (or partially)'. What should I do the question is not even making up it's mind!

Ans 1:

Class : Class 6
Even C is correct. In the workbook solution it’s given that slideR is supposed to be opaque

Ans 2:

Class : Class 6
IT IS AND THE ANSWER IS B

Ans 3:

Class : Class 6
why!

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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1
The correct answer is A.

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Subject :NSO    Class : Class 4

Nidhi knocked three metal thumbtacks into the middle section of a block of wood and covered this section with a piece of white paper. Then, she brought a lighted candle near this section.
After few seconds, she removed the lighted candle and found burn marks on the paper except on the areas where the thumbtacks were present. Which of the following best explains this observation?


A The paper was a good conductor of heat.
B The thumbtacks and the paper had different temperatures.
C Some parts of the wood absorbed the heat from the candle flame.
D The thumbtacks conducted heat away quickly before the paper could get burnt.


Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

Ans 2:

Class : Class 4
I can't get the answer of this one.

Ans 3:

Class : Class 4
IT IS D ANURADHA 4 C SVN KUTTUMUKKU

Ans 4:

Class : Class 5

Ans 5:

Class : Class 4

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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1
The correct answer is A.

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