National Science Olympiad Forum By SOF Olympiad Trainer - Page 652
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Mithran L from The Shishukunj International School, Indore
Subject :NSO    Class : Class 4

Ans 1:

Mithran L from The Shishukunj International School, Indore
Class : Class 6

Ans 2:

NIRANJANA from INDIRA NATIONAL SCHOOL, PUNE
Class : Class 7
its option B

Ans 3:

Shreeda Dewangan from Delhi public school , Raipur
Class : Class 5
how can we identify if we do not know how people dress should be given easy

Ans 4:

Rishika Raj Sinha from Delhi World Public School, Noida Extension
Class : Class 8
the answer is b

Ans 5:

Shruti Rajshree from NPS Indiranagar, Bengaluru
Class : Class 3
so silly

Ans 6:

Arnesh from DPS Mathura Road , New Delhi
Class : Class 7
The answer is b

Ans 7:

Shweta Garg from Vibgyor high, Vadodara
Class : Class 8
its b

Ans 8:

Aditya Dhawan from DPS NOIDA, NOIDA
Class : Class 4

Ans 9:

DEVAANGANA SARDAR from G.D. Birla Centre for Education, Kolkata
Class : Class 6
B) MGKW

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Aditya Prasad from Notre Dame , Gumla
Subject :NSO    Class : Class 9

Ans 1:

Tanmay Mehta from Nirmala Convent high school, Renukoot
Class : Class 9
The correct answer is D

Ans 2:

Rudra Parasar from PODAR INTERNATIONAL SCHOOL, ahmedabad
Class : Class 10
option A

Ans 3:

Shalin Jain from NKDAV Sidheegram, Sidheegram
Class : Class 9
Option A

Ans 4:

anonymus from i dont care, bathinda
Class : Class 10
Option C

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Amitava Pushilal from International Schooling, Singapore
Subject :NSO    Class : Class 3

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Amitava Pushilal from International Schooling, Singapore
Subject :NSO    Class : Class 3

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Amitava Pushilal from International Schooling, Singapore
Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is C.

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Amitava Pushilal from International Schooling, Singapore
Subject :NSO    Class : Class 3

Ans 1:

Arnav kaul from Chirec, Hyderabad
Class : Class 2
D

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Amitava Pushilal from International Schooling, Singapore
Subject :NSO    Class : Class 3

Ans 1:

Arnav kaul from Chirec, Hyderabad
Class : Class 2
D because the others have protein in them

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Sushil Kumar from dpsnoida, Noida
Subject :NSO    Class : Class 5

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
Answer: D Asthma (P) is a chronic disease characterised by inflammation in airways making it difficult to breathe. It is a noncommunicable disease which can be triggered by air borne allergens, respiratory infections, etc. Scurvy (Q) or bleeding gums is caused by deficiency of Vitamin C. Dengue (R) is a viral disease that is communicable as it spreads from an infected person to healthy person through bite of mosquito. Cholera (s) is also a communicable disease that spreads through contaminated food and water.

Ans 2:

Nandana from St Thomas Residential School, Trivandrum
Class : Class 10
Answer: D Asthma (P) is a chronic disease characterised by inflammation in airways making it difficult to breathe. It is a noncommunicable disease which can be triggered by air borne allergens, respiratory infections, etc. Scurvy (Q) or bleeding gums is caused by deficiency of Vitamin C. Dengue (R) is a viral disease that is communicable as it spreads from an infected person to healthy person through bite of mosquito. Cholera (s) is also a communicable disease that spreads through contaminated food and water.

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Sushil Kumar from dpsnoida, Noida
Subject :NSO    Class : Class 5

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
Answer: B A beetle has four stages in its life cycle-egg, larva, pupa and adult. The young one that hatches from egg is completely different from adult. It experiences complete metamorphosis and undergoes moulting several times to become an adult.

Ans 2:

Nandana from St Thomas Residential School, Trivandrum
Class : Class 10
Answer: B. A beetle has four stages in its life cycle - egg, larva, pupa and adult. The young one that hatches from egg is completely different from adult. It experiences complete metamorphosis and undergoes moulting several times to become an adult.

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Sushil Kumar from dpsnoida, Noida
Subject :NSO    Class : Class 5

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
Answer: B In the given setup, the plastic ball that is held at the greatest height from ground will possess maximum potential energy and vice versa. Hence ball Q will have highest potential energy and ball S will have the lowest potential energy.

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