National Science Olympiad Forum By SOF Olympiad Trainer - Page 782

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
harry's fastest lap time is 25.3 s the question says if he maintains his average speed of his FASTEST lap time if he completes his fastest lap in 25.3 s, he would complete 100 laps in 25.3 * 100 = approx. 2529 seconds

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 9
The animals in both option c and d do not have common mode of feeding.

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 7
Squirrels are not herbivores, but omnivores.They feed on plants and animals.

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 4

Ans 2: (Master Answer)

Class : Class 1
The correct answer is A.

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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 6
correct option is A because sodium, being highly reactive,reacts violently with cold water while magnesium reacts only with boiling water.Less reactive metals like zinc and iron react with steam only.Noble metals like gold and silver do not react with water.

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Subject :NSO    Class : Class 8

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
2272-875= perfectly divisible by N, 1397=multiple of N, factorisation of 1397 = 11*127, as 127 is a 3 digit no., N = 127, 1+2+7=10

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Subject :NSO    Class : Class 8

Ans 1: (Master Answer)

Class : Class 1
The correct answer is c.

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 4
the answer is not correct as what will happen if you place it on the socks

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