National Science Olympiad Forum By SOF Olympiad Trainer - Page 87
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Krisheiv Datta from Army Public School, Kolkata
Subject :NSO    Class : Class 4

Ans 1:

Saanvi Sharma from Harvest International , Bangalore
Class : Class 5
c , is the answer

Ans 2: (Master Answer)

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

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Mannat Verma from Vivek High School , Chandigarh
Subject :NSO    Class : Class 4

Ans 1:

Aaryaman Pradhan from De paul School , Berhampur
Class : Class 5
a

Ans 2:

Mannat Verma from Vivek High School , Chandigarh
Class : Class 6
Sir, Can you help me? (Admin, Revisewise)

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ekta singhal from TSVS, Bhopal
Subject :NSO    Class : Class 4

Ans 1:

ikshika kumar from MVN SCHOOL, FARIDABAD
Class : Class 7

Ans 2:

ikshika kumar from MVN SCHOOL, FARIDABAD
Class : Class 7
B) Priya

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shivan iyer from dr pillai global academy, MUMBAI
Subject :NSO    Class : Class 4

Ans 1:

Rudra Jindal from DPS Noida, Noida
Class : Class 4
I KNO

Ans 2:

ranak sharma from Cambridge Court World School, Jaipur
Class : Class 5
The answer is D

Ans 3:

Bhavya Jain from K R Mangalam World Scholl, GHAZIABAD
Class : Class 4
how is C the answer

Ans 4:

Shailaja Divakar from Chennai public school global school, London
Class : Class 6
I do not understand why.

Ans 5:

ikshika kumar from MVN SCHOOL, FARIDABAD
Class : Class 7
C) Half moon

Ans 6:

shivan iyer from dr pillai global academy, MUMBAI
Class : Class 4
can you tell me all the ans.

Ans 7:

shivan iyer from dr pillai global academy, MUMBAI
Class : Class 4

Ans 8:

Rudra Jindal from DPS Noida, Noida
Class : Class 4

Ans 9:

Rajveer Santosh Mulik from Rims International School, Pune
Class : Class 4

Ans 10:

shalini mittal from DPS Greater Noida, Greater noida
Class : Class 4

Ans 11:

Chinmay S Amboori from Adani Public School, Mundra
Class : Class 7
There is difference of 2 days in each face as per the given drawing

Ans 12:

shubhavi Dhondge from NPS, Banagalore
Class : Class 9
please clarify the answer

Ans 13:

Vihaan Nair from Ambassador School, DUBAI
Class : Class 8
Please explain why c is right answer

Ans 14:

Anika S Kumar from Alphabets International school , Chennai
Class : Class 7
Please explain

Ans 15:

Rishab Aravind from Vidya Mandir Senior Secondary School , Chennai
Class : Class 4

Ans 16:

Aadya from Vidyashilp , Bangalore
Class : Class 10
please can you give a detailed information for the answers because i could not understand the question properly

Ans 17:

Aaron from universal, mumbai
Class : Class 5
how do you know it is half moon?????????

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Mannat Verma from Vivek High School , Chandigarh
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

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

Ans 2:

Dishita Santosh Walujkar from Nutan English School, Kurduwadi
Class : Class 7
A

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Mannat Verma from Vivek High School , Chandigarh
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

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

Ans 2:

Dishita Santosh Walujkar from Nutan English School, Kurduwadi
Class : Class 7
C

Ans 3:

Ibrahim Aslam from uttam, Ghaziabad
Class : Class 6
The solution is not correct!!🐥

Ans 4:

Rajveer Santosh Mulik from Rims International School, Pune
Class : Class 4
C IS THE CORRECT ANSWER BECAUSE POTASSIUM IS NOT PRESENT IN LEMON.

Ans 5:

Ibrahim Aslam from uttam, Ghaziabad
Class : Class 6

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Sagar G V from Tuto Bytes, Hyderabad
Subject :NSO    Class : Class 4

Ans 1:

Naisha Bhatia from Cambridge court high school, Jaipur
Class : Class 7
correct answer is b

Ans 2:

Vedang Siddharth Thakare from SMT's Saraswati English Medium School., Thane
Class : Class 4
The answer is b

Ans 3:

Saumya Asmriti from CITY MONTESSORY SCHOOL INTER COLLEGE LUCKNOW UTTAR PRADESH, Lucknow
Class : Class 4

Ans 4:

Suhana Kedia from Griffin's international school, Kharagpur
Class : Class 5
I see

Ans 5:

Annlisa Castlia from BPS, HYD
Class : Class 5
The correct answer is option A

Ans 6: (Master Answer)

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

Ans 7:

vedant from TSRS Aravalli, Gurgaon
Class : Class 5
b

Ans 8:

Dishita Santosh Walujkar from Nutan English School, Kurduwadi
Class : Class 7
A

Ans 9:

Aaryav Misra from Vibgyor High, Bengaluru
Class : Class 4
But why not D? If trees were cut down at point P, then why is the point at lowest pollution?

Ans 10:

KUNAL JHAM from The Shishukunj International School, INDORE
Class : Class 5
ZW,M35645RX7LNASZETZYE4TSNAEN3ENBQ42

Ans 11:

KUNAL JHAM from The Shishukunj International School, INDORE
Class : Class 5
ANSWER IS B !!!!!!!

Ans 12:

gautam from GIIS KL, Kuala Lumpur
Class : Class 5
The answer cannot be B because the timeline Q-R is a decrease in pollution whereas if a factory was set up in point Q.Q-R would be an increase of pollution and not a decrease.In point P trees were cut and because of that P-Q is an increase in pollution and not a decrease .So,the answer is not B but A.

Ans 13:

Akshaj V from PSBB Senior Secondary School, Chennai
Class : Class 6
GRAHH

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Mannat Verma from Vivek High School , Chandigarh
Subject :NSO    Class : Class 4

Ans 1:

Dishita Santosh Walujkar from Nutan English School, Kurduwadi
Class : Class 7
C

Ans 2:

AHANA BAG from DELHI PUBLIC SCHOOL JOKA SOUTH KOLKATA, KOLKATA
Class : Class 9

Ans 3: (Master Answer)

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

Ans 4:

Brinda Modi from Orchids International School, Pune
Class : Class 6
C for sure

Ans 5:

AHANA BAG from DELHI PUBLIC SCHOOL JOKA SOUTH KOLKATA, KOLKATA
Class : Class 9

Ans 6:

AHANA BAG from DELHI PUBLIC SCHOOL JOKA SOUTH KOLKATA, KOLKATA
Class : Class 9

Ans 7:

AHANA BAG from DELHI PUBLIC SCHOOL JOKA SOUTH KOLKATA, KOLKATA
Class : Class 9

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Mannat Verma from Vivek High School , Chandigarh
Subject :NSO    Class : Class 4

Ans 1:

SOUMI PAL from DELHI PUBLIC SCHOOL, DURG
Class : Class 6

Ans 2:

Augustine from , coimbatore
Class : Class 6
THE ANSWER IS C BECAUSE BY INCREASING THE TILT OF THE TRAY, THE WATER FLOWS FAST AND ERODES THE SOIL MORE

Ans 3:

Ibrahim Aslam from uttam, Ghaziabad
Class : Class 6
Augustine is correct.

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Mannat Verma from Vivek High School , Chandigarh
Subject :NSO    Class : Class 4

Ans 1:

Ajoy Bhuyan from DELHI PUBLIC SCHOOL, Bongaigaon
Class : Class 4
ADMIN

Ans 2: (Master Answer)

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

Ans 3:

Ajoy Bhuyan from DELHI PUBLIC SCHOOL, Bongaigaon
Class : Class 4

Ans 4:

Ajoy Bhuyan from DELHI PUBLIC SCHOOL, Bongaigaon
Class : Class 4

Ans 5:

Sourish Mahakul from Delhi Public School Electronic City, Bengaluru
Class : Class 8
correct ans is b

Ans 6:

Nishit Vaity from Euro School Airoli, Navi Mumbai
Class : Class 6

Ans 7:

Ibrahim Aslam from uttam, Ghaziabad
Class : Class 6
B😰

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