National Science Olympiad Forum By SOF Olympiad Trainer - Page 643
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Prashanth Adamane from FreedomInternational School, Bengaluru
Subject :NSO    Class : Class 7

Ans 1:

Saanjana from Vibgyor , Mumbai
Class : Class 8

Ans 2:

Sanjaykumar S from Velammal, chennai
Class : Class 7
ans : a, in case of option c & d no change of soil fertility in case of option b cyclone do not dissolve soil or rocks in option a saline water can change the soil fertility

Ans 3:

D VISHNU from NARAYANA SCHOOL, CHENNAI
Class : Class 7
a

Ans 4:

Sanjaykumar S from Velammal, chennai
Class : Class 7
ans : a, in case of option c & d no change of soil fertility in case of option b cyclone do not dissolve soil or rocks in option a saline water can change the soil fertility

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Shivang Arora from Bosco Public School, New Delhi
Subject :NSO    Class : Class 6

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Shivang Arora from Bosco Public School, New Delhi
Subject :NSO    Class : Class 6

Ans 1:

Aarush Goyal from D.A.V Pblic school, Sector 14, Faridabad
Class : Class 6
no they are not same crater is a depression caused by volcanic eruption or falling of a huge meteorite on the surface of earth

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Anmol kathar from deogiri global academy, aurangabad
Subject :NSO    Class : Class 6

Ans 1:

Shikhar Mallick from Holy Cross School, Agartala
Class : Class 7
yes

Ans 2:

Aarush Goyal from D.A.V Pblic school, Sector 14, Faridabad
Class : Class 6
the answer is c

Ans 3:

anika from St Joseph sen sec school Mahoba, Kulpahar
Class : Class 5
HOW CAN THE ANSWER BE AS IT SAYS THE " USED FOR

Ans 4:

Ishani Gandhi from Lourdes convent school, Surat
Class : Class 6
Yes it is showing wrong infoAnswer SHOULD BE C

Ans 5:

anika from St Joseph sen sec school Mahoba, Kulpahar
Class : Class 5
how can tye answer be c as it says" used for seperating harmful substance for pure one. it can be used as in the case of sea water evaporation is used for seperating salt and water as salty water is harmful.....?????????????/

Ans 6:

Shikhar Mallick from Holy Cross School, Agartala
Class : Class 7

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NAITIK PAWAR from LITTLE ANGELS, VIZAG
Subject :NSO    Class : Class 3

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Khushi from Pathseekers, Beas
Subject :NSO    Class : Class 3

Ans 1:

SHAUNAK from St Xaviers School, HAZARIBAG
Class : Class 3
D is the right answer.

Ans 2:

Hargun Wadhwa from Manav Rachna International School, Sector 46 Gurgaon
Class : Class 4
answer should be D

Ans 3:

Havi Jain from GEMS modern academy, Gurgaon
Class : Class 8
Moon dosen''t has it"s own light and the other three have their own light so option (D) is the right ans.

Ans 4:

Ivan Tyagi from Chirec International School , Hyderabad
Class : Class 8

Ans 5:

AHANA BAG from DELHI PUBLIC SCHOOL JOKA SOUTH KOLKATA, KOLKATA
Class : Class 9
Sun has its own lights but the other three have not their own.So the right answer should be A.

Ans 6:

Prasanna Hegde from Vibgyor High Horomavu, BENGALURU
Class : Class 5
D

Ans 7:

Kashika Goel from DPS Noida, Noida
Class : Class 7
d

Ans 8:

Koushiki Bag from Gokhale Memorial Girls School, Kolkata
Class : Class 3
D

Ans 9:

Havi Jain from GEMS modern academy, Gurgaon
Class : Class 8

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Tishya Chadha from DPS Bopal, Ahmedabad
Subject :NSO    Class : Class 3

Ans 1:

Anushtubh Ashish Sonawane from Blue Ridge Public School, Pune
Class : Class 5
D

Ans 2:

aarav m from kumarans, bengaluru
Class : Class 3
C

Ans 3:

Hargun Wadhwa from Manav Rachna International School, Sector 46 Gurgaon
Class : Class 4
a

Ans 4:

Namasyu Nirupam Gahan from De Paul School, Berhampur
Class : Class 3
BHABANI SHANKAR ACHARYA CLASS-3-B KIIT INTERNATIONAAL SHOOL ANS-C

Ans 5:

Koushiki Bag from Gokhale Memorial Girls School, Kolkata
Class : Class 3
C

Ans 6:

Ivan Tyagi from Chirec International School , Hyderabad
Class : Class 8
D

Ans 7:

Ivan Tyagi from Chirec International School , Hyderabad
Class : Class 8
B

Ans 8: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

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shreyansh2010 from Prudence, New Delhi
Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

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

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Ved Jain from Gwalior glory high school , Gwalior
Subject :NSO    Class : Class 9

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chunit bansal from BCM ARYA MODEL SENIOR SECONDARY SCHOOL , Ludhiana
Subject :NSO    Class : Class 6

Ans 1:

Mihika Raut from ST JOSEPHS SCHOOL, RIHAND NAGAR
Class : Class 8
The correct answer is the second one

Ans 2:

Agustya vaid from Somerville school vasundhara enclave, Delhi
Class : Class 7
it asks the correct statement

Ans 3:

Arav Gupta from Delhi Public School Gurgaon, Gurgaon
Class : Class 8
yeah ig 2 only cuz pistil is in the middle

Ans 4:

Rihan from RMD International School, Pune
Class : Class 5
Correct answer is C

Ans 5:

Madhav from Kendriya Vidyalaya Ernakulam, Ernakulam
Class : Class 8
C is the answer

Ans 6:

SWARIT JAIN from DPS Greater Noida, GREATER NOIDA
Class : Class 9
gynoecium is the innermost whorl of a flower not androecium

Ans 7:

Nila Pillai from Chennai public School, Chennai
Class : Class 6

Ans 8:

Mihika Hivarekar from Global Indian International School, Pune
Class : Class 7

Ans 9:

Aarush Goyal from D.A.V Pblic school, Sector 14, Faridabad
Class : Class 6
no check the 3rd one it says stamen form innermost ring but pistil / carpel form the innermost ring

Ans 10:

Aadvik saini from Mvn sector 17, Faridabad
Class : Class 8
2 one is correct

Ans 11:

SWARIT JAIN from DPS Greater Noida, GREATER NOIDA
Class : Class 9
gynoecium

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