National Science Olympiad Forum By SOF Olympiad Trainer
  1. Home
  2. /  Forum

User Forum

Ask Your Question
suvan puppala from scts, bangalore
Subject :NSO    Class : Class 4

Ans 1:

mishika tripathi from DPS, Gurugram, Haryana
Class : Class 4
d

Ans 2:

Utkarsh from AVM, Mumbai
Class : Class 4

Ans 3:

Kaira from Global Indian International School, Bangalore
Class : Class 9
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 4:

Aarnav Grover from Calorx olive international school, Ahmedabad
Class : Class 5
tricky question but i know the answer is d

Post Your Answer

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

Refer to the given dichotomous key.
I. (A) Fibre obtained from natural resources - Go to II
(B) Fibre obtained from chemicals -
II. (A) Plant fibre - Go to III
(B) Animal fibre - Go to IV
III. (A) Fibre obtained from seeds of plants -
(B) Fibre obtained from stem of plants -
IV. (A) Fibre obtained from mammal -
(B) Fibre obtained from insect -
Which of the following is incorrect regarding P, Q, R, S and T?

AP is a petroleum based fibre which does not absorb water readily.
BBoth fibres Q and S are obtained from their source organisms without harming them.
CQ is separated from seeds by retting whereas R is separated from stems by ginning.
DS can be obtained from the same animal again and again whereas T can be obtained from an animal only once in its lifetime.


Solution is one type and option is one type

Post Your Answer

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

Ans 1:

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

Ans 2:

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

Ans 3:

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

Ans 4:

SIDDHARTH KUMAR CHATTERJEE from NAVY CHILDREN SCHOOL , CHICALIM
Class : Class 6
So you can be champion without being a player?

Ans 5:

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

Ans 6:

Shreejith from EuroSchool , Bangalore
Class : Class 6
It is D .

Ans 7:

Debarpan Das from Delhi Public School , Durgapur
Class : Class 6
Please tell the answer

Post Your Answer

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

A student places a magnet next to a metal fork and records what happens. Next, he places the same magnet next to a plastic fork and records what happens. Which question is the student most likely exploring in this investigation?

AHow do different materials react to magnets?
BDo items other than magnets have magnetic power?
CWhat causes magnets to be attracted to metal objects?
DDoes the size of a magnet affect its magnetic power?


Ans 1:

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

Ans 2:

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

Ans 3:

Riaant from DPSdwarka,
Class : Class 5
A

Post Your Answer

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 5
Why is B correct?

Post Your Answer

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

Ans 1:

Kaira from Global Indian International School, Bangalore
Class : Class 9
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

Post Your Answer

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 %.

Post Your Answer

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

Ans 1:

Debarpan Das from Delhi Public School , Durgapur
Class : Class 6

Ans 2:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is A because iron rusts but aluminium doesn't rust. Rusting needs air and water.

Post Your Answer

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

Ans 1:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is C because she should check whether the birds and squirrels eat the same food or not.

Ans 2:

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

Ans 3:

Kunj Tanna from lodha world school, thane
Class : Class 7
Did you mean: A student thinks that birds eat the same food as squirrels. Which of the following should she do to prove her view ? AShe should count the number of birds and squirrels in a park. BAShe should feed sugar water to each and record how much they drink. She should observe squirrels and birds and write down everything they eat. She should put a squirrel and a bird together in a cage for a week and observe them

Post Your Answer

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

Ans 1:

Kunj Tanna from lodha world school, thane
Class : Class 7
Actualy the answer is 30th September so instead of 29th the option D it should be 30 so my answer is 30th

Ans 2:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
yes Kunj

Post Your Answer