National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 2

Ans 1:

Class : Class 4
B

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5

Ans 2:

Class : Class 5
C

Ans 3:

Class : Class 4
correct answer is C

Ans 4:

Class : Class 3
Ans:C

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 4

Observe the given figure and read the following passage regarding it. As Sushil pushes the carton up the ramp, 'P' energy from the food that Sushil has eaten changes into 'Q' energy of the carton. When the carton reaches the deck of the lorry, this energy is stored in the carton as 'R' energy. However, some of the energy from Sushil is lost as 'S'. Select the correct statements regarding energies P, Q, R and S.
Statements :
1. S makes us feel warm.
2. P energy is ultimately derived from solar energy.
3. The faster an object moves, the greater is R energy.
4. The higher the object is, the more Q it has.


A2 and 4 only
B1 and 2 only
C3 and 4 only
D2 and 3 only


i think b is the answer.

Ans 1:

Class : Class 5
i think b is the answer.

Ans 2:

Class : Class 4
But arent all the 4 statements correct???

Ans 3:

Class : Class 4
i agree

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
for speed of car to reach at bottom, gravity, weight of car and slope surface with friction of wheel n ramp all are important

Ans 2:

Class : Class 5
can be option b

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 7

A teacher showed the following plants to students and asked them to write their methods of reproduction.

Given below are answers written by the students :
Student P:W, X and Y propagate vegetatively through stem.
Student Q:W and X are rhizomes which propagate vegetatively through roots.
Student R:Z is called bulbil which propagates vegetatively through stem.
Student S:Y vegetatively propagates through roots.Which students wrote the correct answer?

AStudents P and S
BOnly Student S
CStudents Q and R
DOnly Student Q


Ans 1:

Class : Class 7
Potato is tuber not root

Ans 2: (Master Answer)

Class : Class 1
The correct answer is B.

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
HOW?

Ans 2:

Class : Class 3
Ans : A

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