National Science Olympiad Forum By SOF Olympiad Trainer - Page 555
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Hamsavarshini Swaminathan from St Anns Senior Secondary School, Roorkee
Subject :NSO    Class : Class 6

Ans 1:

student from school, city
Class : Class 10
The answer is (c) .

Ans 2:

Ashwak from Cambridge, Jalandhar
Class : Class 9
tough question

Ans 3:

ARUNAV from DPS VINDHYANAGAR, VINDHYANAGAR
Class : Class 10
yes,ashwak , really tough

Ans 4:

Aadvik saini from Mvn sector 17, Faridabad
Class : Class 8

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Hamsavarshini Swaminathan from St Anns Senior Secondary School, Roorkee
Subject :NSO    Class : Class 6

Ans 1:

student from school, city
Class : Class 10

Ans 2:

Advay Das from Delhi Public School, Gurgaon
Class : Class 5

Ans 3:

Hamsavarshini Swaminathan from St Anns Senior Secondary School, Roorkee
Class : Class 10

Ans 4:

Vihaan Nair from Ambassador School, DUBAI
Class : Class 8

Ans 5:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 9
can you explain little better

Ans 6:

Aishee Chatterjee from DPS Durg, Bhilai
Class : Class 6

Ans 7:

Aishee Chatterjee from DPS Durg, Bhilai
Class : Class 6
dwill the answeras all plastic materials are ofsame density which is lighter than water's density..since the all will float

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Shaurya Manjkhola from St Kabir Public School Chandigarh, Chandigarh
Subject :NSO    Class : Class 7

Ans 1:

Prashant mishra from Kv Malleshwaram, Bengaluru
Class : Class 7
the correct one should be D because we all know that land near the equator is the hottest part

Ans 2:

SAGNIK CHAKRABORTY from DELHI PUBLIC SCHOOL , KOLKATA
Class : Class 9

Ans 3:

Shreyansh from St Xaviers School, Bokaro
Class : Class 8
I think it should be option "D"

Ans 4:

Shreyansh from St Xaviers School, Bokaro
Class : Class 8
I think it should be option d

Ans 5:

Jahnavi Srikoti from narayana, Ghaziabad
Class : Class 7
a is not a correct answer

Ans 6:

Shuvangi Das from Vivekananda mission school, haldia
Class : Class 9
Option A is only incorrect rest all are correct. Pls think once!!

Ans 7:

Venya Vikas from Chirec International , Hyderabad
Class : Class 7
A is the correct answer as they have asked for the INCORRECT statement

Ans 8:

Shreyansh from St Xaviers School, Bokaro
Class : Class 8

Ans 9:

arnav raj sharma from gulibulium school, new york
Class : Class 8
it is written correct statement

Ans 10:

Vartika Agarwal from Phoenix world school, Pune
Class : Class 9
a is the correct answer

Ans 11:

Ninad Totekar from Shiksha Sadan, Ponda
Class : Class 7
The answer is B

Ans 12:

khushi Joshi from Svkm , Mumbai
Class : Class 10
It's written "what is the incorrect statement" that's why it's option A

Ans 13:

yash kirpalani from st gregorios high school chembur, Mumbai
Class : Class 7
The correct answer is option A and not option D as it has been asked what is the incorrect statement, not what is the correct statement

Ans 14:

SAGNIK CHAKRABORTY from DELHI PUBLIC SCHOOL , KOLKATA
Class : Class 9
the correct answer is A

Ans 15:

Hamsavarshini Swaminathan from St Anns Senior Secondary School, Roorkee
Class : Class 10
All statements are incorrect. The last option should be 'All of these'.

Ans 16:

Nirvan from Amity International School Noida, NOIDA
Class : Class 7
Not a correct solution at all

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Sai Lakshmi Rao from Maneckji Cooper Education Trust, Mumbai
Subject :NSO    Class : Class 4

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Sai Lakshmi Rao from Maneckji Cooper Education Trust, Mumbai
Subject :NSO    Class : Class 4

Ans 1:

Saarth Agrawal from Podar International School , Mumbai
Class : Class 6
Answer should be D

Ans 2:

DEVAANGANA SARDAR from G.D. Birla Centre for Education, Kolkata
Class : Class 7
Ishit can’t you see the answer please don’t ask such questions

Ans 3:

AARAV AGRAWAL from BIRLA DIVYA JYOTI, SILIGURI
Class : Class 8
please also depict a sun in such questions, to decide the position of the moon with respect to sun

Ans 4:

ishit from EUROSCHOOL THANE, THANE WEST
Class : Class 7
Can you tell the answer of this question

Ans 5:

SHUVRA MAITRA from THE HERITAGE , KOLKATA
Class : Class 4

Ans 6:

Koyel Biswas from Adamas World School, Kolkata
Class : Class 5
answer d

Ans 7:

rudransh from shri ram centennial, indore
Class : Class 4
Answer is c

Ans 8:

Ankush Dey from Sri Chaitanya Techno School Newtown, Kolkata
Class : Class 6
Yes, Sun should be given or it is very difficult to detect the answer.It could be Option A or C which is depending at the position of the Sun.

Ans 9:

Daksh Jain from Deens Academy, Bangalore
Class : Class 4
Ans is C because in 4 days, it changes its face once

Ans 10:

shubhavi Dhondge from NPS, Banagalore
Class : Class 9

Ans 11:

ARYAN DAS from LOKHANDWALA FOUNDATION SCHOOL, MUMBAI
Class : Class 8

Ans 12:

mughilan from NCFE, BANGALORE
Class : Class 9

Ans 13:

mughilan from NCFE, BANGALORE
Class : Class 9
Answer should be D

Ans 14:

Ramkrishna kaushik from guyfuyf, kjbkj
Class : Class 5

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Sai Lakshmi Rao from Maneckji Cooper Education Trust, Mumbai
Subject :NSO    Class : Class 4

Ans 1:

DEVAANGANA SARDAR from G.D. Birla Centre for Education, Kolkata
Class : Class 7
Ha I have never seen such a foolish person everyone eats mushrooms you fool?!!

Ans 2:

spj2011 from DB, Chennai
Class : Class 5
Can some one explain. I selected option A

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Amey Ausekar from Amanora School, Pune
Subject :NSO    Class : Class 3

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Bhavit Bansal from Vardhman International School, Jaipur
Subject :NSO    Class : Class 5

Ans 1:

Lakshana from SBOA School and Junior College, Chennai
Class : Class 6
A

Ans 2:

Sanvi from K R Mangalam, Ghaziabad
Class : Class 8

Ans 3:

Sanvi from K R Mangalam, Ghaziabad
Class : Class 8
ANS IS A

Ans 4:

RISHABH from BHARATIYTA VIDYA BHAVAN, KOLKATA
Class : Class 10
ans will be a as irrigation is all ways done after irrigation

Ans 5:

shubhavi Dhondge from NPS, Banagalore
Class : Class 9
yes, the answer is A

Ans 6:

Agastya Tripathi from dps gurgaon, Gurgaon
Class : Class 4

Ans 7:

shaurya from St Gregorios High school, Mumbai
Class : Class 5
A

Ans 8:

Mahi Pimparkar from Vibgyor High, Pune
Class : Class 5

Ans 9:

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

Ans 10:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is A because after sowing, new plants come, then only we water these.

Ans 11:

Vihaan Patil from Bombay Scottish School, Mahim Mumbai
Class : Class 6
It is A you can only irrigate after sowing IT MAKES NO SENSE DOING IT BEFORE

Ans 12:

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

Ans 13:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
THese SOF people does not know anything

Ans 14:

Mahi Pimparkar from Vibgyor High, Pune
Class : Class 5
The answer is D. Traditionally, irrigation is done after sowing but doing it before can help make the soil damp and soft. Here it says that 'Irrigation can NEVER be done before sowing' which is wrong. So, correct answer is D.

Ans 15:

AARAV AGRAWAL from BIRLA DIVYA JYOTI, SILIGURI
Class : Class 8
Manuring can be done both before sowing and after sowing.

Ans 16:

Pratiksha Panda from Sri Kumaran's School, Bangalore
Class : Class 5
a

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

Ans 1:

Tvisha Bindal from Manav Rachna International School Sector 14, Faridabad
Class : Class 4
cannot understand this

Ans 2:

Rahul from Cambridge school, noida
Class : Class 4
give solution admin we know that which is corretc

Ans 3:

ANURADHA NAIR from SANDEEPANI VIDYA NIKETHAN SCHOOL, Thrissur
Class : Class 9
A

Ans 4:

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

Ans 5:

Kanav Dhingra from DPS sec45, Gurgaon
Class : Class 10
can't understand

Ans 6:

vineet8026@gmail.com from dps, Doha
Class : Class 1
Cannot understand this....Please explain.

Ans 7:

mishika tripathi from DPS, Gurugram, Haryana
Class : Class 5
view solution to understand

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from ,
Subject :NSO    Class : Class 2

Ans 1:

Prathyush from Greenwood High Bannerghatta, Bangalore
Class : Class 7

Ans 2:

Sanaya pankule from Bvm, Nagpur
Class : Class 3
How can silk keep cool

Ans 3:

Yug from Vibgyor, Pune
Class : Class 3

Ans 4:

Yug from Vibgyor, Pune
Class : Class 3
Please explain this question

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