National Science Olympiad Forum By SOF Olympiad Trainer - Page 538
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Samaira from Global Indian International School, Bangalore
Subject :NSO    Class : Class 7

Ans 1:

DEEPTANGSHU DATTAGUPTA from DPS South Bangalore, BANGALORE
Class : Class 8
insect sting injects formic acid in us (CH2O2)

Ans 2:

khushi Joshi from Svkm , Mumbai
Class : Class 10
so answer is d

Ans 3:

Rithvik from BVM Global, Chennai
Class : Class 9
exactly aishwarya it is acidic in nature

Ans 4:

Rishi from Deens Academy, BENGALURU
Class : Class 7
wasp sting is acidic in nature it contains formic acid

Ans 5:

Aishwarya B from Shantiniketan International School , Hyderabad, HYD
Class : Class 9
Actually any insect sting is acidic, which is why it hurts and stings. So it cant be D. SOF please look into this.

Ans 6:

khushi Joshi from Svkm , Mumbai
Class : Class 10
Wasp sting is basic in nature. If you rub vinegar (acidic) on the sting, there will be neutralisation reaction of acid and base.

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Manvi Mundepi from Montfort School Roorkee, Roorkee
Subject :NSO    Class : Class 6

Ans 1:

devansh gaurangi from Stella Maris School , Lucknow
Class : Class 8
I think it's answer is D option.

Ans 2:

SJ HARITHA from PSNLO, BENGALURU
Class : Class 10
d

Ans 3:

Kushal from Chirec, Hyderabad
Class : Class 7
the answer should be d option

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Lakshmi from FPS, Bangalore
Subject :NSO    Class : Class 5

Ans 1:

Arnav kaul from Chirec, Hyderabad
Class : Class 2

Ans 2:

Rishi from Deens Academy, BENGALURU
Class : Class 7
r is not 12 in nomber

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Debarpan Das from Delhi Public School , Durgapur
Subject :NSO    Class : Class 4

Ans 1:

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

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Deepshikha minz from Baghwar Academy, Ranchi
Subject :NSO    Class : Class 8

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Arjun Gourineni from CHIREC International School, Hyderabad
Subject :NSO    Class : Class 2

Ans 1:

Arjun Gourineni from CHIREC International School, Hyderabad
Class : Class 7
Yes aahana is right

Ans 2:

Aryan Yadav from Divine Child School, Mehsana
Class : Class 4
D

Ans 3:

Arjun Gourineni from CHIREC International School, Hyderabad
Class : Class 7

Ans 4:

Aryan Yadav from Divine Child School, Mehsana
Class : Class 4
A

Ans 5:

aahana mishra from DPS ELECTRONIC CITY , BANGALORE
Class : Class 4
Hottest planet is Mercury. Option B is also correct

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Deepshikha minz from Baghwar Academy, Ranchi
Subject :NSO    Class : Class 8

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Pagadala Sri Pranya from Bharatiya Vidya Bhavans Public School Vidyashram, HYDERABAD
Subject :NSO    Class : Class 5

Ans 1:

Pratham Dave from GNS, Bangalore
Class : Class 7
B is the answer to this question

Ans 2:

VISHNU from NARAYANA OLYMPIAD GOPALAPURAM, chennai
Class : Class 5
fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff

Ans 3:

VISHNU from NARAYANA OLYMPIAD GOPALAPURAM, chennai
Class : Class 5

Ans 4:

Eashta Khodke from Elpro International School Chinchwad Pune, Pune
Class : Class 8

Ans 5:

Shaurya Veer from Army Public School ASC C and C , Bangalore
Class : Class 10
ANSWER IS b

Ans 6:

AASHNA DEY from KVS BANDEL, Hooghly
Class : Class 5

Ans 7:

aaa from Euro International School , pune
Class : Class 5
Answer is 'a' as Brass is made up of copper (solid)

Ans 8:

VISHNU from NARAYANA OLYMPIAD GOPALAPURAM, chennai
Class : Class 5

Ans 9:

Gayatri Iyer from Sanskriti School, Pune
Class : Class 9
It is b...

Ans 10:

Arav Gupta from Delhi Public School Gurgaon, Gurgaon
Class : Class 8
b???????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????

Ans 11:

Shaurya Veer from Army Public School ASC C and C , Bangalore
Class : Class 10

Ans 12:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
BBbb

Ans 13:

Akshay V Sajan from HAL New Public School, Bengaluru
Class : Class 7

Ans 14:

Koustavi Chakraborty from DELHI PUBLIC SCHOOL, PUNE
Class : Class 5
answer is b

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Sunita from Dps, Greater Noida
Subject :NSO    Class : Class 5

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Sunita from Dps, Greater Noida
Subject :NSO    Class : Class 5

Ans 1:

Agastya Tripathi from dps gurgaon, Gurgaon
Class : Class 4

Ans 2:

Agampreet Singh from St. kabir public school, Chandigarh
Class : Class 8
Answer is c

Ans 3:

Saviyo Sanish from GIIS Abudhabi , Baniyas
Class : Class 6
yeah it is option c

Ans 4:

Dhrishaj from Kendriya Vidyalay, IISc, Bangalore
Class : Class 6
Answer is c see the solution

Ans 5:

Agastya Tripathi from dps gurgaon, Gurgaon
Class : Class 4

Ans 6:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is A

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