National Science Olympiad Forum By SOF Olympiad Trainer - Page 811
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Anchita from Euroschool Wakad, Pune
Subject :NSO    Class : Class 4

Ans 1:

Parth from St Stephens School, Chandigarh
Class : Class 5
option C

Ans 2:

Parmanyu from Learning paths school, Mohali
Class : Class 5
i found this answer effective.

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Nikhil Kocherry from Ryan International School, Mumbai
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

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

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Dhruv from na, Udaipur
Subject :NSO    Class : Class 6

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Dhruv from na, Udaipur
Subject :NSO    Class : Class 6

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sai ramakrishna GUDIMETLA  from AMM MATRICULATION HIGHER SECONDARY SCHOOL, Chennai
Subject :NSO    Class : Class 4

Ans 1:

Admin from Revisewise, Noida
Class : Class 3
Answer: B

II and IV

Solution:
As per the equation of photosynthesis -X is carbon dioxide, Y is chlorophyll and Z is oxygen.
I is incorrect because carbon dioxide constitutes only 0.04% of atmosphere and III is incorrect because oxygen gas does not turn lime water milky.

Ans 2:

Mannat Verma from Vivek High School , Chandigarh
Class : Class 6
Thanx sir

Ans 3:

ABHAY AGARWAL from ,
Class : Class 3
thank u kind sir

Ans 4:

PRANSHU AGRAWAL from The Jain International School, Bilaspur
Class : Class 6
thanks sir

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dhruv nigam from ckc jhansi, Jhansi
Subject :NSO    Class : Class 7

Ans 1:

from , Mumbai
Class : Class 7

Ans 2:

Reetam Dan from Delhi Public School Sector 19 Faridabad Haryana india, Faridabad
Class : Class 9

Ans 3:

Aditya kumar from Sapphire International School, Noida
Class : Class 8
Its "b" as in parachutes all the angles formed by ropes are equal and mid rope is connected to the center of it. So here is no center and angle is not equal

Ans 4:

Archi Mangla from Mohters Global School, Dehi
Class : Class 7
B MUST BE THE ANSWER

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Aarush from Podar, Mumbai
Subject :NSO    Class : Class 4

Ans 1:

suresh kumar reddy Guddili from ,
Class : Class 4
A

Ans 2:

Parth from St Stephens School, Chandigarh
Class : Class 5
option D

Ans 3:

sai ramakrishna GUDIMETLA  from AMM MATRICULATION HIGHER SECONDARY SCHOOL, Chennai
Class : Class 5
option B

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Aarush from Podar, Mumbai
Subject :NSO    Class : Class 4

Ans 1:

sai ramakrishna GUDIMETLA  from AMM MATRICULATION HIGHER SECONDARY SCHOOL, Chennai
Class : Class 5
option D

Ans 2:

Prisha from Podar International School Thane, Thane
Class : Class 5
Option (D) because land cools faster than the sea.

Ans 3:

Pratham Jain from Clara Global School, Pune
Class : Class 4
c

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Aarush from Podar, Mumbai
Subject :NSO    Class : Class 4

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Subpotent Ermine from Sharada Mandir School, Goa
Subject :NSO    Class : Class 6

Ans 1:

Shweta Garg from Vibgyor high, Vadodara
Class : Class 8
this is a wrong question (approved by NASA)

Ans 2:

Arav Gupta from St Stephens School, Chandigarh
Class : Class 4
yes

Ans 3:

Ishir Jha from Gyan Ganga Global Academy, Rosera
Class : Class 8
i think this is wrong

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