National Science Olympiad Forum By SOF Olympiad Trainer - Page 324

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
Yeah

Ans 2:

Class : Class 9
the ans is a

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Subject :NSO    Class : Class 7

In plants, the same set of pipe-like vessels transport water, minerals and food. Do you agree?

AYes, pipe-like vessels are xylem and phloem and both transport water, minerals and food.
BYes, pipe-like vessels called xylem and phloem are interconnected.
CNo, pipe-like vessels are xylem and phloem; xylem transports water and minerals while phloem transports food.
DNo, pipe-like vessels are xylem and phloem; xylem transports food while phloem transports water and minerals.


I do not agree with your answer

Ans 1: (Master Answer)

Class : Class 1

C


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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1

D

Smoke released from chimneys of houses spreads in the air surrounding the houses, mainly causes air pollution.


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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5

Ans 2: (Master Answer)

Class : Class 1

D


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Subject :NSO    Class : Class 2

Ans 1:

Class : Class 3
I agree with

Ans 2: (Master Answer)

Class : Class 1

C

 


Ans 3:

Class : Class 4
the correct answer is a

Ans 4:

Class : Class 4

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
it is true that some stars are nearer to sun, but it does not mean that the star it is brighter. Betelgeuse is the red supergiant and visible to us but its far away and alpha century is just 4 light years away from the earth, but it is not the brightest.I think the organization could solve he problem

Ans 2:

Class : Class 5
Answer is B.

Ans 3:

Class : Class 6

Ans 4:

Class : Class 6
Alpha centauri is not the brightest star in the night sky although it is the second closest star to the earth after the sun. Sirius-A is the brightest star in the night sky, still it is further from the earth than alpha centauri.

Ans 5:

Class : Class 6
IT DEPENDS ON THE SIZE OF THE STAR!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! DISTANCE DOES NOT MATTER LIKE HOW ASHWINI HAS WRITTEN HERE!!!!!!!!!!!!!!!!!!!!!

Ans 6:

Class : Class 4

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Subject :NSO    Class : Class 1

Ans 1: (Master Answer)

Class : Class 1

B

Football and tyre are filled with air. Air fills the space in football and tyre, and gives them their shapes.


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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 8
Nothingvelcro slip go incognito multiplying in km in on in on o

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 8
It shall be C.

Ans 2:

Class : Class 7
C is correct as whatever is written in C is incorrect and D is partially correct as D is large intestine which throws wastes away but is not in excretory system.

Ans 3:

Class : Class 8
The answer is (C).

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