National Science Olympiad Forum By SOF Olympiad Trainer - Page 517
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Riaant from DPSdwarka,
Subject :NSO    Class : Class 5

Ans 1:

Kunj Tanna from lodha world school, thane
Class : Class 7
The answer is D

Ans 2:

Amey Goyal from Delhi Public School, PANCHKULA
Class : Class 7
ans is d only

Ans 3:

Mahadevan from KV Rubber Board Kottayam, Kottayam
Class : Class 9
ans is d

Ans 4:

Nakul Bhasker from National Public School Whitefield, Bangalore
Class : Class 5

Ans 5:

ABDUTTAIYEB ALIASGER SUTERWALA from Hasanat High School, Mumbai
Class : Class 5
d

Ans 6:

Hari Govind from Delhi Public School Chandigarh , Chandigarh
Class : Class 6
d is the answer

Ans 7:

Hari Govind from Delhi Public School Chandigarh , Chandigarh
Class : Class 6
d

Ans 8:

Vedant from DON BOSCO, CHENNAI
Class : Class 2
ans=c

Ans 9:

Sreejani Bhaduri from National Public School, Bangalore
Class : Class 9

Ans 10:

DEVAANGANA SARDAR from G.D. Birla Centre for Education, Kolkata
Class : Class 7
Hey Vedant my cousin elder brother also studies in DON BOSCO but it is in West Bengal

Ans 11:

Amey Goyal from Delhi Public School, PANCHKULA
Class : Class 7

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ANURADHA NAIR from SANDEEPANI VIDYA NIKETHAN SCHOOL, Thrissur
Subject :NSO    Class : Class 4

Ans 1:

Kaustav Nath from Gurukul The School, Crossing Republick
Class : Class 5
The correct answer is option D.

Ans 2:

ANURADHA NAIR from SANDEEPANI VIDYA NIKETHAN SCHOOL, Thrissur
Class : Class 9
D IS THE ANSWER

Ans 3:

Rajveer Santosh Mulik from Rims International School, Pune
Class : Class 4
"D" IS THE ANSWER BECAUSE POND S HAS LESS PLANTS

Ans 4:

DEVAANGANA SARDAR from G.D. Birla Centre for Education, Kolkata
Class : Class 7
Ridhan, it says that the graph is related to the number of water plants in different ponds, which pond is the most polluted. So obviously Pond S is the most polluted as it has the least number of plants because the pollution has killed many of the pond’s plants.

Ans 5:

Ridhan from SFS janakpuri, New Delhi
Class : Class 5
HOW IT IS D

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Nikita Kumari from Delhi Public School , Bangalore
Subject :NSO    Class : Class 5

Ans 1:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is B. Think that P, R, T and V are North poles and Q, S, U and W are South poles. Same poles repel and opposite poles attract.

Ans 2:

Nikita Kumari from Delhi Public School , Bangalore
Class : Class 7

Ans 3:

Aaditya Malhotra from Isaac Newton Global School, Mumbai
Class : Class 3

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suvan puppala from scts, bangalore
Subject :NSO    Class : Class 4

Ans 1:

Aarnav Grover from Anand Niketan Shilaj, Ahmedabad
Class : Class 9
tricky question but i know the answer is d

Ans 2:

Riyansh A from RYAN International School, Bangalore
Class : Class 5
D) Because Pondweed is aquatic like Tape Grass Neem is terrestrial like Mango Kikar (Keekar) is a Desert plant like Cactus

Ans 3:

mishika tripathi from DPS, Gurugram, Haryana
Class : Class 5
d

Ans 4:

STHITAPRAGYAN SAHOO from OMM GURUKUL PUBLIC SCHOOL , BHUBANESWAR
Class : Class 4
D

Ans 5:

Samaira from Global Indian International School, Bangalore
Class : Class 8
D cuz tapegrass is an aquatic plant, mango is a terrestrial plant and cactus is a desert plant ....in the same way pondweed is an aquatic plant, neem is a terrestrial plant and Keekar (spelt wrongly in the question) is a desert plant........ for extra knowledge keekar is also called mesquite bush in English (trust me I didn’t copy it from google or something, it is written in our science textbook)

Ans 6:

Utkarsh from AVM, Mumbai
Class : Class 6

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vrahulprakaash from Amm, Chennai
Subject :NSO    Class : Class 7

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tanmay chaudhry from BAL BHAVAN PUBLIC SCHOOL, New Delhi
Subject :NSO    Class : Class 5

Ans 1:

SIDDHARTH KUMAR CHATTERJEE from NAVY CHILDREN SCHOOL , CHICALIM
Class : Class 7
So you can be champion without being a player?

Ans 2:

Debarpan Das from Delhi Public School , Durgapur
Class : Class 9
Please tell the answer

Ans 3:

Shreejith from EuroSchool , Bangalore
Class : Class 7
It is D .

Ans 4:

from GIIS,
Class : Class 4
I think it’s c

Ans 5:

Parijaat waghmare from Centre point school international, Nagpur
Class : Class 5

Ans 6:

tanmay chaudhry from BAL BHAVAN PUBLIC SCHOOL, New Delhi
Class : Class 4

Ans 7:

Arshya from KV Meenambakkam, Chennai
Class : Class 7
I think it's C

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tanmay chaudhry from BAL BHAVAN PUBLIC SCHOOL, New Delhi
Subject :NSO    Class : Class 5

Ans 1:

Kunj Tanna from lodha world school, thane
Class : Class 7
My answer is also A

Ans 2:

Srijita Saha from The New town School, Kolkata
Class : Class 5
My answer is A because metal fork has iron and when its exposed in the magnetic field,slowly air starts to absorbs magnectic force, causing the iron to be magnetized and not the plastic one.The metal,therefore attracts to the magnet.

Ans 3:

Riaant from DPSdwarka,
Class : Class 5
A

Ans 4:

SANVI ROHILLA from The little shri, Rohtak
Class : Class 5
A IS CORRECT ANSWER

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Tvisha Bindal from Manav Rachna International School Sector 14, Faridabad
Subject :NSO    Class : Class 4

Ans 1:

Saarth Agrawal from Podar International School , Mumbai
Class : Class 6
Why is B correct?

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Tvisha Bindal from Manav Rachna International School Sector 14, Faridabad
Subject :NSO    Class : Class 4

Ans 1:

Samaira from Global Indian International School, Bangalore
Class : Class 8
Duhhh!!,! It’s obviously (c) 7O’clock cuz: The clock says it is 5:45, but it is 45 minutes slow, that means the real time is 45 minutes forward that will be 6;30......now the time after 30 minutes will be 7O’clock

Ans 2:

Tvisha Bindal from Manav Rachna International School Sector 14, Faridabad
Class : Class 4
A

Ans 3:

Kaustav Nath from Gurukul The School, Crossing Republick
Class : Class 5
The correct answer is option D.

Ans 4:

Mahesh from BGS, Bengaluru
Class : Class 2

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Arshya from KV Meenambakkam, Chennai
Subject :NSO    Class : Class 5

Ans 1:

SRISANTH from Edify, Tirupathi
Class : Class 5
I counted to eight and included the number 6 that's why Igot it wrong

Ans 2:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is b because seventeenth from th left end is 6 and eight to 6's left is %.

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