National Science Olympiad Forum By SOF Olympiad Trainer - Page 91
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priyanshi gupta from opg world school , delhi
Subject :NSO    Class : Class 4

Ans 1:

Pankaj Rajput from RBK GLOBAL SCHOOL, THANE
Class : Class 4

Ans 2:

Vihaan Nair from Ambassador School, DUBAI
Class : Class 8
I think B and D is correct.

Ans 3:

LAVANYA DADHWAL from BLOOM PUBLIC SCHOOL, South West Delhi
Class : Class 8
D is correct

Ans 4:

Jithisha Barapati from Dimensions, Hyderabad
Class : Class 4
D is correct

Ans 5:

Aarvi Gosai from The New Tulip International School, ahemdabad
Class : Class 4
NONE of these is the correct answer

Ans 6:

PARTH PANCHAL from NEW HORIZON SCHOLARS SCHOOL, THANE
Class : Class 7
yes you are right

Ans 7:

Arnav kaul from Chirec, Hyderabad
Class : Class 2

Ans 8:

Ridhan from SFS janakpuri, New Delhi
Class : Class 5
the answer is d

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Sarthak yadav from RPS, Mahendragarh
Subject :NSO    Class : Class 4

Ans 1:

Adnan from Nilgiri hills public school , Noida
Class : Class 5
I was thinking about body building food

Ans 2:

shibin joseph from ,
Class : Class 3

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avighna wuthoo from The bishop school , PUNE
Subject :NSO    Class : Class 4

Ans 1:

Khanak Jha from Prime Academy, Mumbai
Class : Class 4
I don't think so!!! it is A

Ans 2: (Master Answer)

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

Ans 3:

Shourya from Euro, Bangalore
Class : Class 7
I don't get this question

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avighna wuthoo from The bishop school , PUNE
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

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

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Sarthak yadav from RPS, Mahendragarh
Subject :NSO    Class : Class 4

Ans 1:

Dishita Santosh Walujkar from Nutan English School, Kurduwadi
Class : Class 7
yes,correct answer is C

Ans 2:

TARA NAUTIYAL from CONVENT OF JESUS AND MARY, DEHRADUN
Class : Class 4
Y for honey bee is not in the grid so it is option C

Ans 3:

vivaan sethi from GD goenka public school, Delhi
Class : Class 4
ADMIN YOU ARE VERY SMART

Ans 4: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
Well, the letter B is not present in the box. Hence, the honeybee can't be obtained. The correct answer is C.

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ABHAY AGARWAL from ,
Subject :NSO    Class : Class 4

Rohit performed an experiment wherein he set up three test tubes as shown in the figure. Select the INCORRECT statement regarding this.


ATest tube P will have most carbon dioxide after three hours.
BTest tube Q will have least oxygen after three hours.
COrganisms in test tube R will survive for a longer time as compared to organisms in test tubes P and Q.
DNo oxygen will remain in test tube P after some time.


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Ans 1:

PARTH MEHTA from Navrachana school, Vadodara
Class : Class 6

Ans 2:

avighna wuthoo from The bishop school , PUNE
Class : Class 7

Ans 3:

Ainesh das from Chrysalis, Bangalore
Class : Class 4

Ans 4:

Dishita Santosh Walujkar from Nutan English School, Kurduwadi
Class : Class 7
B

Ans 5:

Ibrahim Aslam from uttam, Ghaziabad
Class : Class 5

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ABHAY AGARWAL from ,
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

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

Ans 2:

Annlisa Castlia from BPS, HYD
Class : Class 5
The correct answer is option D.

Ans 3:

Avyuktha S Kumar from Mt Litera Zee school, Mysuru
Class : Class 4
ans :d

Ans 4:

vivaan sethi from GD goenka public school, Delhi
Class : Class 4
Ans is D

Ans 5:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
why stomata?

Ans 6:

Dishita Santosh Walujkar from Nutan English School, Kurduwadi
Class : Class 7
d

Ans 7:

Navya from Doon, Chandigarh
Class : Class 4

Ans 8:

adhiraj chaudhary from apeejay school noida, noida
Class : Class 3
the correct answer is d

Ans 9:

Annlisa Castlia from BPS, HYD
Class : Class 5

Ans 10:

adhiraj chaudhary from apeejay school noida, noida
Class : Class 3

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ABHAY AGARWAL from ,
Subject :NSO    Class : Class 4

Ans 1:

ANURADHA NAIR from SANDEEPANI VIDYA NIKETHAN SCHOOL, Thrissur
Class : Class 9
B IS THE ANSWER ANURADHA NAIR 4C

Ans 2:

ABHAY AGARWAL from ,
Class : Class 3

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ABHAY AGARWAL from ,
Subject :NSO    Class : Class 4

Ans 1:

Nishchita from Gems Modern Academy , Dubai
Class : Class 8
The answer is B as when we use electricity fuel gets burnt and so it produces carbon dioxide.

Ans 2:

Rehaan Sejwal from Gyan Bharati school, Delhi
Class : Class 7

Ans 3:

Mohammad Shahid from Dayawati Modi International Maple Bear, Modipuram, Meerut 250110, Meerut
Class : Class 4
how the released gas from refrigerator is CO2

Ans 4:

Adit Aggarwal from Vibgyor High, Bengaluru
Class : Class 5
The answer was supposed to be CFC .

Ans 5:

SAURISH from R.N. Podar, Mumbai
Class : Class 10
THE OPTION SHOULD HAVE BEEN CFC OR WE CAN TAKE THE OPTION D [NITROGEN] BUT IT IS SHOWING WRONG

Ans 6:

Abhinav Kulkarni from National Centre For Excellence, Bengaluru
Class : Class 4
the ans should be CFC

Ans 7:

Anahita Saxena from Ryan International School Pune, Pune
Class : Class 3
The Ans shud be B Carbon Dioxide. BBBBBBBBBBB

Ans 8:

somesh from Centre point katol road, Nagpur
Class : Class 6
It is CNG

Ans 9:

Deepika from Vibgyor high, Mumbai
Class : Class 1
It should be CFCS

Ans 10:

BV Karthikeya from Sentia, Hyderabad
Class : Class 6

Ans 11:

Anika S Kumar from Alphabets International school , Chennai
Class : Class 7
Chloro-fluro-carbon

Ans 12:

Mohhika Sharma from Delhi Public School Greater Noida, Greater Noida
Class : Class 7
I think the answer should be CFC but it is not in the options only.But I also think that it is CO2.

Ans 13:

Shaurya Veer from Army Public School ASC C and C , Bangalore
Class : Class 10
The correct answer should be CFC

Ans 14:

BV Karthikeya from Sentia, Hyderabad
Class : Class 6
I GOT IT CORRECT

Ans 15:

ABHAY AGARWAL from ,
Class : Class 3

Ans 16:

SRISANTH from Edify, Tirupathi
Class : Class 5
Actually it is b ,as a is CNG(compressed natural gas which is a energy source that is not a greenhouse gas

Ans 17:

Tanirika Bansal from DPS Faridabad, Faridabad
Class : Class 4
CFCS should be correct answer but I got it right

Ans 18:

Visakha Dhar from GD Goenka, jhajjar
Class : Class 3
the correct answer is CFCs .but is not mention in the option.

Ans 19:

Mehvish Khursheed from DPSGV, ghaziabad
Class : Class 5
correct answer is CFC

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shashwat pal from mnr school of excellence, navi mumbai
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

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

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