National Science Olympiad Forum By SOF Olympiad Trainer - Page 465
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KRITHIGHA SHRI M P from KAMALA NIKETAN MONTESSORI SCHOOL, TRICHIRAPPALLI
Subject :NSO    Class : Class 7

Ans 1:

PRIYANSHU DEB from New Green Field School, Saket, New Delhi
Class : Class 7
x cant occur in closed figure due to unexposed anther, stigma and thus it shall be option C i think

Ans 2:

PRIYANSHU DEB from New Green Field School, Saket, New Delhi
Class : Class 7

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KRITHIGHA SHRI M P from KAMALA NIKETAN MONTESSORI SCHOOL, TRICHIRAPPALLI
Subject :NSO    Class : Class 7

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SAIRAM from TRIVENI TALENT SCHOOL, HYDERBAD
Subject :NSO    Class : Class 8

Ans 1:

arnav from the gurukul, Panchkula
Class : Class 5
hyiuhiuhiuhiuohinjkhnjklnh

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Dibyanshu Lahiri from Mont Fort Sr Sec School, Roorkee
Subject :NSO    Class : Class 8

Ans 1:

Aryan Keswani from Delhi Public School, Mathura Road, New Delhi
Class : Class 10
Answer is A Because the question is "ABOVE THE AUDIBLE RANGE, not within"

Ans 2:

Kashish Kathuria from Delhi Public School, Bangalore
Class : Class 9
1000

Ans 3:

Vartika Agarwal from Phoenix world school, Pune
Class : Class 9
correct answer should be c

Ans 4:

Vartika Agarwal from Phoenix world school, Pune
Class : Class 9
kHz = 1000Hz

Ans 5:

AKSHAJ SRIVASTAVA from MOUNT LITERA ZEE SCHOOL, Kanpur
Class : Class 9
how many kHz = Hz

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Vatsala from DPS, Durg
Subject :NSO    Class : Class 5

Ans 1:

AK from Shri Ram Aravali, Gurgaon
Class : Class 6
D is correct

Ans 2:

Mridul Jain from Shishukunj International School Indore, Indore
Class : Class 9
Pls explain

Ans 3:

AK from Shri Ram Aravali, Gurgaon
Class : Class 6

Ans 4:

Riya Gupta from Birla Divya Jyoti, Siliguri
Class : Class 8
correct answer should be D

Ans 5:

munish jindal from APJ school, Jalandhar
Class : Class 8

Ans 6:

Kashvi Rawat from Gear Innovative International School, Bengaluru
Class : Class 3
D is the correct answer

Ans 7:

Shaanvi from ,
Class : Class 5
Correct answer is D not B!

Ans 8:

Devrajan from Amity International School, Noida
Class : Class 8
Option D is the correct answer

Ans 9:

SWAPNIL PAHARI from FUTURE CAMPUS SCHOOL, KOLKATA
Class : Class 8
the correct answer will be both option b and d

Ans 10:

Ananya Joshi from HFS Powai, Mumbai
Class : Class 5

Ans 11:

DIPTANGSU PARBAT from SOUTH POINT HIGH SCHOOL, Kolkata
Class : Class 7

Ans 12:

Ritabrata Das from OPJS, Angul
Class : Class 7

Ans 13:

CHIRAG KHORIA from EVERGREEN PUBLIC SCHOOL, MAYNAGURI
Class : Class 5
no option is corect,it is d with the diseases interchanged

Ans 14:

Divyanshi from United international School, Bangalore
Class : Class 6
none of the options are correct.

Ans 15:

VAIBHAV RAI from Cambridge Court High School, JAIPUR
Class : Class 8
no option is correct

Ans 16:

sujata patel from Podar International, Pune
Class : Class 6
I DISCUSSED A LOT .SEARCHED ON GOOGLE. MALARIA IS A NON COMMUNICABLE DISEASE.PLEASE explain IT

Ans 17:

nandini badola from christ school, dehradoon
Class : Class 5
correct answer is D

Ans 18:

Pragun goel from Venkateshwar International School, Delhi
Class : Class 8
None of the options are correct

Ans 19:

Bhavikaa kedia from Anand Niketan Satellite, Ahmedabad
Class : Class 5
I tried reporting an error but it did not work. Please try as well

Ans 20:

SIDH DALMIA from GEMS MODERN ACADEMY, Dubai
Class : Class 6
NONE OF THE OPTIONS ARE CORRECT

Ans 21:

Samyuktha from Sri Chaitanya, Chennai
Class : Class 7
D is the correct answer

Ans 22:

Kashvi Rawat from Gear Innovative International School, Bengaluru
Class : Class 3
none of the options are correct

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Avantika Nair from The Study, Pondicherry
Subject :NSO    Class : Class 5

Ans 1:

Sartha from Podar International School Kolhapur, Kolhapur
Class : Class 5

Ans 2:

Sachin Rajan from Lokmanya Vidhya Niketan , Indore
Class : Class 5
It's D option

Ans 3:

Saumya Bhope from GK Gurukul, Pune
Class : Class 5
what is the framework of a bone?

Ans 4:

Ritabrata Das from OPJS, Angul
Class : Class 7

Ans 5:

Ameya from New Era, Vadodara
Class : Class 3
ok

Ans 6:

Divit Srivastava from NPS , Bangalore
Class : Class 4
its a

Ans 7:

Aadvik Kayastha from Lotus Valley International School, Gurgaon
Class : Class 5
its c

Ans 8:

Arohan from DAV, Hyd
Class : Class 6

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arjun from the bishops school camp , pune
Subject :NSO    Class : Class 6

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VANSH GARG from DPSG, GHAZIABAD
Subject :NSO    Class : Class 3

Ans 1:

VANSH GARG from DPSG, GHAZIABAD
Class : Class 4

Ans 2:

Atri Pradhan from Oxebow English School, Gobardanga
Class : Class 3
If we in a soil sample, we would see small bubbles on the soil sample.

Ans 3:

Atri Pradhan from Oxebow English School, Gobardanga
Class : Class 3
when we put some water in a soil surface, we cold see small bubbles on the soil surface.

Ans 4:

FAIZA AMIN from SAINT XAINS INTERNATIONAL SCHOOL ANANTNAG, ANANTNAG
Class : Class 3
D

Ans 5:

sujan from scholars world school, hassan
Class : Class 3
D)

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VANSH GARG from DPSG, GHAZIABAD
Subject :NSO    Class : Class 3

Ans 1:

Naisha Gupta from DPS School, Khajaguda, Hyderabad
Class : Class 3
c

Ans 2:

VANSH GARG from DPSG, GHAZIABAD
Class : Class 4

Ans 3:

Shivesh Dan from BAL BHARATI PUBLIC SCHOOL, NOIDA
Class : Class 3

Ans 4:

Atri Pradhan from Oxebow English School, Gobardanga
Class : Class 3
Hitting the cricket ball with a bat to make a run.

Ans 5:

divita saxena from bhavans vidya mandir ashti , nagpur
Class : Class 4
c as in a b d force pull is used

Ans 6:

Karangat house from Navy Children School, Payyannur
Class : Class 3
c

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Aaryav Tiwari from DPS VK, Delhi
Subject :NSO    Class : Class 6

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