National Science Olympiad Forum By SOF Olympiad Trainer
  1. Home
  2. /  Forum

User Forum

Ask Your Question
Pragya Mahajan from BCM Arya Model Sr Sec School, Ludhiana
Subject :NSO    Class : Class 6

Ans 1:

jyoti from kps, Noida
Class : Class 4
I think it should be a cone because the bottom surface of a cone is round

Ans 2:

aditi patel from st.kabir school, Ahmedabad
Class : Class 6
b

Ans 3:

SAHANA RAY from D.A.V. PUBLIC SCHOOL,MIDNAPUR, MIDNAPUR
Class : Class 6

Ans 4:

Ansh agarwal from D.P.S, Greater Noida
Class : Class 9
Actually the answer is metal ring . if we will put light on it a hollow circular shadow will be formed while we can make a circular shadow by other 3 objects by arranging them in different angles

Ans 5:

Nishanth Tripathy from Presidency South, Bengaluru
Class : Class 6
I faced the same problem. I do think that egg is the appropriate answer.

Post Your Answer

Dhruvi from Delhi Public School, Navi Mumbai
Subject :NSO    Class : Class 5

Ans 1:

YASH SAH from DELHI PUBLIC SCHOOL MIS DOHA, Doha
Class : Class 6

Post Your Answer

Dhruv from Springdales, Dubai
Subject :NSO    Class : Class 3

Ans 1:

Kaustubh rao from Alpha wisdom vidyashram, Trichy
Class : Class 5
The answer is D

Ans 2:

from ,
Class :
To allow better ventilation.

Post Your Answer

Prajjit Gon from Basava International School, New Delhi
Subject :NSO    Class : Class 7

The polar bear has some adaptative to live in extremely cold climate of polar regions. Some are given in the box.

Select the correct adaptation values of the features P, Q and R from the following :
i Helps in catching the prey
ii Helps in high speed running
iii Insulates the body
iv Makes it a good swimmer
v Reduces heat loss
vi Makes it walk on snow easily
vii Sensitive hearing

A P → v, Q → vii, R → ii
B P → iv, Q → iii, R → i
C P → iii, Q → v, R → vi
D P → iii, Q → vii, R → ii


It seems wrong answer again

Ans 1:

Senthil Kumar from ARB INTERNATIONAL SCHOOL, Coimbatore
Class : Class 7
ANSWER IS C

Ans 2:

amit kumar basistha from anundoram borooah academy, pathsala
Class : Class 7
D

Ans 3:

Vedant Pungliya from ,
Class : Class 7
c

Post Your Answer

Amanjeet Singh from ,
Subject :NSO    Class : Class 5

Ans 1:

Gauri Chaturvedi from St. Joseph Convent, Jabalpur
Class : Class 6
Answer is B

Post Your Answer

ASHNA JAIN from inventure ACADEMY, Bengaluru
Subject :NSO    Class : Class 6

Ans 1:

Ankit Hazarika from IVWS, Kolkata
Class : Class 6

Post Your Answer

Prajjit Gon from Basava International School, New Delhi
Subject :NSO    Class : Class 7

Besides the arrangement as shown in the given set-up, what other arrangements must be made to test for the presence of starch in the leaves X and Y ?


A The plant should be destarched first and then used for the experiment.
B The plant should be placed in continuous light for 2-3 days prior to experiment..
C On leaf Y, iodine solution should be put on while leaf X should be used as control without iodine application.
D None of these.


please provide an explanation of this answer

Post Your Answer

ASHNA JAIN from inventure ACADEMY, Bengaluru
Subject :NSO    Class : Class 6

Ans 1:

Anmol kathar from deogiri global academy, aurangabad
Class : Class 7
the correct option is D and i have written D then also they had given me wrong and they had telling the answer B.

Post Your Answer

kaithabjeetsingh@gmail.com from the shri ram school aravali, Gurgaon
Subject :NSO    Class : Class 7

Ans 1:

Ishaan Das Roy from Sri Chaitanya Techno School, Bengaluru
Class : Class 8

Ans 2:

Supratik Biswas from DPS RUBY PARK KOLKATA, kolkata
Class : Class 7

Ans 3:

Aditya Sai Vemparala from Amanora school, Pune
Class : Class 8
How

Ans 4:

Ishaan Das Roy from Sri Chaitanya Techno School, Bengaluru
Class : Class 8

Ans 5:

Aditya Sai Vemparala from Amanora school, Pune
Class : Class 8

Ans 6: (Master Answer)

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

Post Your Answer

SAUGATA SAHA from ,
Subject :NSO    Class : Class 3

Ans 1:

from ,
Class :
The pencil looks bent because of the phenomenon called Refraction. When light enters water it cannot move as fast as it does in the air. As the light enters the water on an angle it does not follow its original path, and this makes the image look bend.

Post Your Answer