National Science Olympiad Forum By SOF Olympiad Trainer - Page 95
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Mahadevan from KV Rubber Board Kottayam, Kottayam
Subject :NSO    Class : Class 9

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madhav from null, null
Subject :NSO    Class : Class 5

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Arihant Medhi from Dps Barasat, Kolkata
Subject :NSO    Class : Class 3

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pehar from RPS International School, Gurgaon
Subject :NSO    Class : Class 10

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pehar from RPS International School, Gurgaon
Subject :NSO    Class : Class 10

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jay from VPMS, pune
Subject :NSO    Class : Class 9

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Aadi from Treamis World School, Bangalore
Subject :NSO    Class : Class 8

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shivank from Presidency, Bangalore
Subject :NSO    Class : Class 7

Ans 1:

Shivangi from Kendriya Vidyalaya IISc, Bengaluru
Class : Class 7
Peristalsis is the wave-like movement in the alimentary canal during digestion whereas Muscularisation is the movement of muscles throughout the body.

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shivank from Presidency, Bangalore
Subject :NSO    Class : Class 7

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Nishan Asif from INDIAN SCHOOL SOHAR OMAN, SUHAR
Subject :NSO    Class : Class 8

Ans 1:

Advay Das from Delhi Public School, Gurgaon
Class : Class 5

Ans 2:

Ahdiya Sharik from St Thomas public school, Trivandrum
Class : Class 8

Ans 3:

ALICE from Delhi Public School, UDAIPUR
Class : Class 9

Ans 4:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
But in the second set of experiments, a reaction will occur, since the iron will be replaced by zinc and zinc is more reactive than copper and iron. Hence, the answer should be R.

Ans 5:

Vihaan Nair from Ambassador School, DUBAI
Class : Class 8
The answer stated is wrong (which is stated as D) and the solution given favours answer B!

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