National Science Olympiad Forum By SOF Olympiad Trainer - Page 900

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 2
Stars shine because they are a powerhouse of energy, with gigantic cores of fusion reaction that causes energy to be released and sent out into the universe as light.

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Class : Class 3
Mangrove possess breathing roots . These plants grow in marshy areas, which have clayey soil. In clayey soil, plants face deficiency of oxygen. Thus, to obtain oxygen, their roots grow upwards. Such roots that grow upwards (away from the gravity) are called breathing roots.

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
Kilogram

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Class : Class 6
Kilogram

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Class : Class 7
S.I unit of mass is kilogram and S.I unit of weight is newton

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Class : Class 2
Kilogram

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 2
photosynthesis

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Class : Class 2
Carbon dioxide

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Class : Class 3
Carbon di oxide

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 2
Oxygen

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Subject :NSO    Class : Class 2

Ans 1:

Class : Class 4
pride

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Class : Class 4
Cheetah (120K\ph)

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Class : Class 4

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Class : Class 4
Mane

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Class : Class 10
Mare

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Class : Class 10
Cheetah

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Class : Class 2
Cheetah

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Class : Class 5
Roar

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Class : Class 10
Pride

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Subject :NSO    Class : Class 2

Ans 1:

Class : Class 5
The full form of pin is postal index number

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Class : Class 10
Postal index number

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Class : Class 2
Postal Index Number

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Subject :NSO    Class : Class 2

Ans 1:

Class : Class 6
jupiter

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Class : Class 10
Venus because it has a thick layer of gasses which absorb heat and do not let them dissipate

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Class : Class 2
Venus

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Class : Class 2
Mars

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Class : Class 2
JUPITER

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