National Science Olympiad Forum By SOF Olympiad Trainer - Page 518
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VAIBHAV KALVAKOTA from THE LEXICON INTERNATIONAL SCHOOL WAGHOLI, PUNE
Subject :NSO    Class : Class 8

Ans 1:

Labonyo Sen from Calcutta Girls High School, KOLKATA
Class : Class 8
Number of deer is going to increase because lions are not going to kill them and eat them up anymore. So it is B.

Ans 2:

AKSHAJ SRIVASTAVA from MOUNT LITERA ZEE SCHOOL, Kanpur
Class : Class 9

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Gayatri Iyer from Sanskriti School, Pune
Subject :NSO    Class : Class 3

Ans 1:

Gayatri Iyer from Sanskriti School, Pune
Class : Class 9

Ans 2:

akshitha from Euroschool, Bengaluru
Class : Class 3
so hard

Ans 3:

navin t from applachian school, Singapore
Class : Class 3

Ans 4:

Aditri Dixit from TCIS, Bangalore
Class : Class 3
C

Ans 5:

Avinabha Hore from DPS south kolkata, Kolkata
Class : Class 5
It's a tricky question.The correct answer is option''A''.Then BYE........

Ans 6:

Gaurika Bhasin from Genesis global school, Noida
Class : Class 2

Ans 7:

akshitha from Euroschool, Bengaluru
Class : Class 3
very tricky question right?

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Avinabha Hore from DPS south kolkata, Kolkata
Subject :NSO    Class : Class 2

Ans 1:

Aryan from litera valley zee school, patna
Class : Class 3
CREIPPIATITON

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Soumyaraj Roy from Kendriya Vidyalaya , Thiruvananthapuram
Subject :NSO    Class : Class 4

Advika took two healthy green plants of equal size, put them in two boxes, P and Q, made of different materials and placed them under the Sun, as shown in the figure. She watered the plants daily, but the plant in set-up P died, while the plant in set-up Q grew well. Which of the following best describes this?


APlant in the set-up P could not get air.
BBox in the set-up P is made up of clear glass.
CPlant in the set-up Q could not get sunlight.
DBox in the set-up Q is made up of clear glass.


Ans 1:

AARAV AGRAWAL from BIRLA DIVYA JYOTI, SILIGURI
Class : Class 8
It can be option D as well as option A.

Ans 2:

Soorya Tej R from Delhi Public School, Hyderabad
Class : Class 4

Ans 3:

Samya Bera from Saini International School, Howrah, Uluberia
Class : Class 4
The picture was not clear. It was not showing that the plant in box Q was well developed and the plant in box P was not.

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Ashwin Shridhar from Vidyashilp Academy, Bangalore
Subject :NSO    Class : Class 7

Ans 1:

aatmaj sharma from HAPS HAMIRPUR HP, HAMIRPUR
Class : Class 9
There is a issue in every option I think but I ticked A

Ans 2:

Goldilocks from Sharada Mandir School, Miramar, Panjim, Goa, Panjim Goa
Class : Class 8
What is the correct answer

Ans 3:

Arman Singhal from Deens Academy, Bengaluru
Class : Class 9
A is the correct option, because it is being asked to provide incorrect match. For example: Paper to burnt paper is chemical irreversible change, and hence options B,C and D cannot be correct.

Ans 4:

Kavita G from sri chaitanya techno school, Bengaluru
Class : Class 8
Option C cant be the correct answerIt should be opt. A since we are asked to find the incorrect option

Ans 5:

Goldilocks from Sharada Mandir School, Miramar, Panjim, Goa, Panjim Goa
Class : Class 8
What the.

Ans 6:

SANVI from D PS VADODARA, Vadodara
Class : Class 9
How is C the correct answer? We were asked to choose the incorrect option. A is the correct answer.

Ans 7:

Kushal from Chirec, Hyderabad
Class : Class 7

Ans 8:

Akash Mukhoti from Hiranandani Foundation School, Powai , Mumbai
Class : Class 10
All the statements are incorrect , Please resolve this issue

Ans 9:

Rishab from OWS, New Delhi
Class : Class 7
B is also wrong because infant to child is a chemical change

Ans 10:

Ashwin Shridhar from Vidyashilp Academy, Bangalore
Class : Class 9
You are saying choose incorrect answer. Whole chalk made into pieces is irreversible and not chemical. A should be the answer.

Ans 11:

Akshara from NPS, Bengaluru
Class : Class 8
The question is to choose the incorrect answer . However , in the answer mentioned (C), all of changes are correct . The correct answer should be A. Kindly look into this matter.

Ans 12:

PARNIKA SINGH from GYAN GANGA EDUCATION ACADEMY, RAIPUR
Class : Class 10
A should be the correct option as we r asked 2 find out incorrect option

Ans 13:

Jay from PSBB Millennium school, Chennai
Class : Class 10

Ans 14:

Shaurya from Kothari International School, noida
Class : Class 8
They all are incorrect!!!

Ans 15:

DEEPTANGSHU DATTAGUPTA from DPS South Bangalore, BANGALORE
Class : Class 8
This problem happens a lot in the olympiad trainer...

Ans 16:

Himanish Basu from Army Public School Kamaraj Road, Bangalore
Class : Class 7

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Ashwin Shridhar from Vidyashilp Academy, Bangalore
Subject :NSO    Class : Class 7

Read the following statements carefully and select the correct option.
Statement 1 : If a body starts moving and reaches the same initial position, then its displacement is zero.
Statement 2 : The quantity displacement has both magnitude and direction.

ABoth statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.
BBoth statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1.
CStatement 1 is true and statement 2 is false.
DBoth statements 1 and 2 are false.


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Shaurya from Modern Public School, Bhiwadi
Subject :NSO    Class : Class 5

Ans 1:

Deeptajit Roy from Gems Modern Academy, Dubai
Class : Class 10
B AND C ARE SAME THING NOT FAIR

Ans 2:

Pradnya Ambatipudi from Vikas- The concept school, Hyderabad
Class : Class 7
both b and c have the same answer

Ans 3:

Amirta Varshini K from SSM ACADEMY CBSE, Dindigul
Class : Class 5
I have checked thoroughly window pane and mirror will not allow to pass light through it and can be easily break when we hit it. So, both B and C can be the correct answer

Ans 4:

Yuvana Balasubramanian from NPS International school , Singapore
Class : Class 7
B and c have same answer

Ans 5:

Amirta Varshini K from SSM ACADEMY CBSE, Dindigul
Class : Class 5
both B and C are the correct answer

Ans 6:

Syon from Sentia The Global School, Hyderabad
Class : Class 8
Both B

Ans 7:

Srithvik from BVBARR, hyderabad
Class : Class 8
not fair it is cheating when I checked it thoroughly both were same so I kept answer c and it is saying the correct answer is b

Ans 8:

Samyuktha from Sri Chaitanya, Chennai
Class : Class 7
Both B

Ans 9:

Sai Lakshmi Rao from Maneckji Cooper Education Trust, Mumbai
Class : Class 4
Read the question properly guys... In optional B (r) is mirror but in option B (r) is window pane.

Ans 10:

Sai Lakshmi Rao from Maneckji Cooper Education Trust, Mumbai
Class : Class 4
*but in option c

Ans 11:

Samaira from Global Indian International School, Bangalore
Class : Class 8
What was the answer when u checked after ending the test.....Ask the admin

Ans 12:

Syon from Sentia The Global School, Hyderabad
Class : Class 8

Ans 13:

sauradeep from j v m Shyamali , ranchi
Class : Class 10
B AND C

Ans 14:

Tanmay 2009 from MVN Aravali Hills, Faridabad
Class : Class 6
both B and C are correct

Ans 15:

Samyuktha from Sri Chaitanya, Chennai
Class : Class 7
Both B

Ans 16:

Amirta Varshini K from SSM ACADEMY CBSE, Dindigul
Class : Class 5
not fair about this website , answers wrongly

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Manit Aggarwal from St. Patricks Academy Bengaluru, Bangalore
Subject :NSO    Class : Class 2

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Dhatri Singh from Garnet Adharsheela, GHAZIABAD
Subject :NSO    Class : Class 3

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NAISHA JAJWARE from dps noida, noida
Subject :NSO    Class : Class 4

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