National Science Olympiad Forum By SOF Olympiad Trainer - Page 847
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Yashi Agrawal from Blue Ridge Public School , Pune
Subject :NSO    Class : Class 8

Ans 1:

Kshitij verma from DPS KAMPTEE NAGPUR, Nagpur
Class : Class 8
yeah it is incorrect

Ans 2:

Khushi from Pathseekers, Beas
Class : Class 3
this is incorrect

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Yashi Agrawal from Blue Ridge Public School , Pune
Subject :NSO    Class : Class 8

Ans 1:

Rudranil GhoshRoy from ,
Class : Class 8
THE ANSWER'"S C)5 THE FORMULA TO BE USED IS (360/x - 1);x BEING THE ANGLE BETWEEN THE MIRRORS

Ans 2:

Chandreyee from BGKV, Kolkata
Class : Class 10
No. of images formed = 360/angle between two mirrors [if the quotient is even then it would be (360/angle between two mirrors) -1 ] so, in this case, angle = 60 degrees so no. of images= 360/60=6 and as 6 is even the answer is 6-1=5 CORRECT ANSWER: (C)5

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Yashi Agrawal from Blue Ridge Public School , Pune
Subject :NSO    Class : Class 8

Ans 1:

prabhkhelSingh from Hra international school, Gurdaspur
Class : Class 6
correct answer is C 1)Tail of the comet always faces away from the sun. 2)As the comet moves away from the sun,the solar heating diminishes.As a result,coma and nucleus of the comet disappear.When it is at the position farthest from the sun,nucleus warms and begins to sublimate and its size becomes smaller than its previous size.

Ans 2:

Mohak Khetan from Podar International School Powai , Mumbai
Class : Class 8
in C the comets are smaller when they are away from the sun

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Bhagya from Cchs, Jaipur
Subject :NSO    Class : Class 6

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Bhagya from Cchs, Jaipur
Subject :NSO    Class : Class 6

Ans 1:

Rishabh Das from sai international school, Bhubaneswar
Class : Class 7
option c is the answer

Ans 2:

Rishabh Das from sai international school, Bhubaneswar
Class : Class 7
option c is the answer

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Bhagya from Cchs, Jaipur
Subject :NSO    Class : Class 6

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shubhanshu from kendriya vidyalaya,bailey road,patna, patna
Subject :NSO    Class : Class 6

Ans 1:

Vasu tyagi from St Joseph's High school, Panvel
Class : Class 6
Answer is D) because it is non periodic change .

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Champ from Reliance Foundation School, Mumbai
Subject :NSO    Class : Class 5

Ans 1:

Ayansh Garg from DPS Faridabad Sector 19, Faridabad
Class : Class 4
B is bit confusing between lion and decomposer

Ans 2:

Sharad Jain from Presidium, Ghaziabad
Class : Class 5
Species B is able to eat all others which means it is a decomposer. Decomposers can decompose plants as well as animals

Ans 3:

Varad Bharote from Indira National School, Pune
Class : Class 5

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Sushil Kumar from dpsnoida, Noida
Subject :NSO    Class : Class 1

Ans 1:

ABCDE from admin, Noida
Class : Class 5
(b) is the right answer because all the other options are junk food but carrot is not.

Ans 2:

Ashwathy Suresh from Podar Intrernational School, Bangalore
Class : Class 5
B

Ans 3:

Manit Aggarwal from St. Patricks Academy Bengaluru, Bangalore
Class : Class 8
b is the answer

Ans 4:

Ayush Banerjee from DAV Pune, Pune
Class : Class 3
carrot is good for our health

Ans 5:

anu from The Amaatra Academy, Bengaluru
Class : Class 5
B,because carrot is healthy

Ans 6:

Krina Patel from St.Kabir Indian International School , Vadodara
Class : Class 1
Carrot

Ans 7:

Mugavadi Ranga Reddy from Narayana olympiad, Bangalore
Class : Class 7
Carrot is good for our health

Ans 8:

Kanchan Aher Navale from Tree House High school, Kalyan, Mumbai
Class : Class 1
B. Carrot

Ans 9:

from ,
Class :
the odd one is the carrot as it is a healthy eatable

Ans 10:

Manit Aggarwal from St. Patricks Academy Bengaluru, Bangalore
Class : Class 8
b c d is sleeping line a is stand line a

Ans 11:

Pranab Kumar Ghosh from sarla birla gyan jyoti, Guwahati
Class : Class 4
carrotnnm

Ans 12:

Inakshi Dev from Hemsheela, Kolkatta, Kolkatta
Class : Class 4
(b) which is a carrot is a healthy food while the other options have junk foods.

Ans 13:

Smruti shrikant Kalyankar from Jai Hind school , Udgir
Class : Class 7
Carrot

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Nivedita Srikant from St. John's Universal School, Mumbai
Subject :NSO    Class : Class 3

Ans 1:

Madhu Pujar from ,
Class : Class 3
B

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