National Science Olympiad Forum By SOF Olympiad Trainer - Page 641
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Aadit Bhagade from Delhi Public School Kalali, Vadodara
Subject :NSO    Class : Class 5

Ans 1:

Shivam Dave from JAMNABAI NARSEE SCHOOL, Gandhinagar
Class : Class 7
The answer is C) i and iv as the fat deposition, blubber helps animals to live in cold climate, i.e. Polar Bear. The two mammals which lay eggs are Platypus and Anteater. All mammals are terrestrial is not correct as some mammals live in water, i.e. Dolphin, Whale. All birds can fly is incorrect as birds like Ostrich and Emu because they are too heavy to fly.

Ans 2:

Prachi from Ramaben Babubhai Kanakia School, Thane
Class : Class 7
Answer is D

Ans 3:

Supreet Birdi from Global Indian International School, Bangalore
Class : Class 9
I couldn't ans

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Anil Jacob Varghese from GIIS, singapore
Subject :NSO    Class : Class 3

Ans 1:

from M G M Senior Secondary school Sec-6,
Class : Class 5
B

Ans 2:

Aathrei MS Damodaran from Chrysalis High, Bengaluru
Class : Class 6
B

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Banumathy from JSS Private School, Dubai
Subject :NSO    Class : Class 1

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The image in b is that of okra or ladyfinger which is indeed a fruit.

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Rishab Murthy from Birla Public School , Doha
Subject :NSO    Class : Class 4

Ans 1:

Rishika Raj Sinha from Delhi World Public School, Noida Extension
Class : Class 9
the answer is d

Ans 2:

ADITYA ROY from VIDYASAGAR SHISHU NIKETAN, MEDINIPUR
Class : Class 5
yes the answer is D

Ans 3:

Vaajith from THE ELEGANT PUBLIC SCHOOL, Palakkad
Class : Class 4
Yes, it is D, but they are saying it is C.

Ans 4:

Suharto from Springdale High School , Kalyani
Class : Class 4
It's D

Ans 5:

Akshaj Bhatnagar from Apeejay School, Noida, Noida
Class : Class 8
it should be D

Ans 6:

Arshya from KV Meenambakkam, Chennai
Class : Class 7
YES , IT IS D

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Megha Hegde from PSBBLLA, Bengaluru
Subject :NSO    Class : Class 7

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Ayushi Agrawal from Bal Bharati Public School Pitampura, New Delhi
Subject :NSO    Class : Class 7

Ans 1:

Adish Gupta from Podar international school , Mumbai
Class : Class 7

Ans 2:

Hamsavarshini Swaminathan from St Anns Senior Secondary School, Roorkee
Class : Class 10
You can check

Ans 3:

sk from psbb millennium school, Chennai
Class : Class 9

Ans 4:

Hamsavarshini Swaminathan from St Anns Senior Secondary School, Roorkee
Class : Class 10
Because oxygen is most released in moderate temperature only especially in aquatic plants.

Ans 5:

Nayanika Sadhish from CL Metha Sishya OMR, Chennai
Class : Class 8

Ans 6:

Adish Gupta from Podar international school , Mumbai
Class : Class 7

Ans 7:

Hritvi from Podar International School, Mumbai
Class : Class 7
explanations please.

Ans 8:

Surya from INDIAN SCHOOL JALAN OMAN, Alkamil oman
Class : Class 7
The correct answer is C. Because plants (mainly the aquatic plants) cannot release oxygen in a very low or high temperature. So the graph at C is right as it shows that aquatic plants release less oxygen in both low and high temperatures

Ans 9:

Darsh Karmarkar from The Bishop Co Ed School Pune, Pune
Class : Class 10

Ans 10:

Hamsavarshini Swaminathan from St Anns Senior Secondary School, Roorkee
Class : Class 10

Ans 11:

Hamsavarshini Swaminathan from St Anns Senior Secondary School, Roorkee
Class : Class 10
in internet search. One gif will come. It is the best explanation.

Ans 12:

AARAV AGRAWAL from BIRLA DIVYA JYOTI, SILIGURI
Class : Class 8
The correct answer is C. Because plants (mainly the aquatic plants) cannot release oxygen in a very low or high temperature. So the graph at C is right as it shows that aquatic plants release less oxygen in both low and high temperatures

Ans 13: (Master Answer)

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

Ans 14:

Darsh Karmarkar from The Bishop Co Ed School Pune, Pune
Class : Class 10
answer is c

Ans 15:

TEJAL BADSARA from Modern Public School , BHIWADI
Class : Class 7
Can i get nice explanation pls..

Ans 16:

Sarang Shete from Amanora School, Pune
Class : Class 8

Ans 17:

Ishan from AB, Pune
Class : Class 6
explanation please

Ans 18:

Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon
Class : Class 7
Can I get explanations

Ans 19:

Rishik Bose from Vibgyor High, Airoli, Mumbai
Class : Class 8

Ans 20:

Akshara from NPS, Bengaluru
Class : Class 8
Oxygen cannot be released in very hot temperatures . Thus the correct answer is C

Ans 21:

Champ from Reliance Foundation School, Mumbai
Class : Class 10
can I get the explanation.

Ans 22:

Adish Gupta from Podar international school , Mumbai
Class : Class 7
Never u dumb mind

Ans 23:

Meghna Sesha from Deens Academy, Bangalore
Class : Class 7

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Baban from dps, kolkata
Subject :NSO    Class : Class 3

Ans 1:

Devansh singhal from Delhi public school Ghaziabad, Ghaziabad
Class : Class 1
(c)

Ans 2:

prabhakar from xyz, patna
Class : Class 6

Ans 3:

Aathrei MS Damodaran from Chrysalis High, Bengaluru
Class : Class 6
oi it" is sc i think i mighta" toldja

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Saksham Arora from DPS, Gurugram 102
Subject :NSO    Class : Class 2

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Shreyas Dasgupta from Bharatiya Vidya Bhavan, Kolkata
Subject :NSO    Class : Class 7

Ans 1:

Hritvi from Podar International School, Mumbai
Class : Class 7
5plus1

Ans 2:

Hritvi from Podar International School, Mumbai
Class : Class 7
instead it should be 5 1.just make this correction

Ans 3:

Mitesh from Shishya BEML Public School, Bengaluru
Class : Class 7
Explain please

Ans 4:

from ,
Class :
my answer is :d

Ans 5: (Master Answer)

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

Ans 6:

Tanmaya Kumar Rout from ALLEN Career Institute, GOVANDI, Mumbai
Class : Class 8
iuhygf

Ans 7:

Hritvi from Podar International School, Mumbai
Class : Class 7
Even i need a explanation. the solution is not that clear to me. if P is ahead of Q at the initial by 10m that how did P ratio be 5-4. instead it should be 5 1.

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Rohan David from Oakridge International school, Hyderabad
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

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

Ans 2:

Ashwak from Cambridge, Jalandhar
Class : Class 8
The correct answer is C.

Ans 3:

Sashriti Das from Delhi Public School Bangalore North, Bangalore
Class : Class 5
The correct option is c

Ans 4:

Adarsh from DPS, Raipur
Class : Class 5
The correct answer is c

Ans 5:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
C C c everyone can seethe answer is Ceveryone plz agree

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