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ARNAV GARG from PRUDENCE SCHOOL, New Delhi
Subject :NSO    Class : Class 5

Vijay performed an experiment to compare the heat conductivity of four different materials P, Q, R and S. Thumbtacks were fixed with wax on each material and then the materials were fixed to a trough containing hot water as shown in the diagram.

Vijay tabulated his results as shown here.

What can be inferred from his experiment?

A Material R is a better conductor of heat than material S.
B Material S is a better conductor of heat than material R.
C Material Q is a better conductor of heat than material P.
D Materials P, Q, R and S are equally good conductors of heat.


Ans 1:

Mannat Verma from Vivek High School , Chandigarh
Class : Class 5
???

Ans 2:

Srishti Rani from DBMS ENGLISH SCHOOL, Jamshedpur
Class : Class 5

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ARNAV GARG from PRUDENCE SCHOOL, New Delhi
Subject :NSO    Class : Class 5

Ans 1:

DIPTANGSU PARBAT from SOUTH POINT HIGH SCHOOL, Kolkata
Class : Class 6

Ans 2:

G from rohtak, JALANDHAR
Class : Class 4
The answer is C because air and water can be compressed

Ans 3:

Arnav kaul from Chirec, Hyderabad
Class : Class 5

Ans 4:

Arnav kaul from Chirec, Hyderabad
Class : Class 5

Ans 5:

shreyash rawat from podar international school, pune
Class : Class 5

Ans 6:

Arnav kaul from Chirec, Hyderabad
Class : Class 5

Post Your Answer

Sanjana Iyer from HFS Powai, Mumbai
Subject :NSO    Class : Class 6

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Sanjana Iyer from HFS Powai, Mumbai
Subject :NSO    Class : Class 6

Ans 1:

SAGNIK CHAKRABORTY from DELHI PUBLIC SCHOOL , KOLKATA
Class : Class 7
The answer is A

Ans 2:

Shayan Bari from Kendriya Vidyalaya, Katihar
Class : Class 7
The correct answer will be A as Milky Way is a spiral-shaped galaxy and one revolution of the Earth is completed in about 365.25 days and this time period is called a solar year.

Ans 3:

Ashutosh Sundresh from Global Indian International School, Pune
Class : Class 8
ANSWER IS A, NOT B AS THE QUESTION SAYS TO CHOOSE THE CORRECT OPTION AND NOT INCORRECT OPTION.

Ans 4:

saanvi from rvk, bengaluru
Class : Class 6
the question must be wrong.

Ans 5:

Ashher Pervez from DPS Bhilai, Bhilai
Class : Class 7

Ans 6:

Dipam from Podar International School, Aurangabad
Class : Class 8
(i) Milky Way is a spiral-shaped galaxy. --- Corrrect (ii) Planet Venus has 63 Moons. -------------Wrong ( it does not have moons) (iii) Satellites are small heavenly bodies that revolve around the Sun. --Wrong (they revolve around planets) (iv) One revolution of the Earth is completed in about 365 1/4 days. This time period is called a solar year. --Correct Therefore correct option is (A)

Ans 7:

BHAVYA JHA from GLOBAL CITY INTERNATIONAL SCHOOL, BANGALORE
Class : Class 6
They are asking for the CORRECT answer so its A

Ans 8:

Ashher Pervez from DPS Bhilai, Bhilai
Class : Class 7
I think the question was wrong as they ate showing incorrect statements. This means the question was like this. Which of the following statements are incorrect?

Ans 9:

Akash Mukhoti from Dps gurgaon, Gurugram
Class : Class 6
please correct the mistake as the question says that which is the correct option instead of incorrect.

Ans 10:

Bhabani Prasad from Narayan School, Kolkata
Class : Class 6
Please stop these kind of mistakes. I have given many complaints.

Ans 11:

Shriyann from Lodha World School, Thane
Class : Class 7

Ans 12:

nimay gupta from genesis global school, noida
Class : Class 7
Excuse me. The answer is not b, its a. They say it themselves in the solution. I suppose it's a mistake

Ans 13:

Vinayak Subramani from Euroschool , Mumbai
Class : Class 6
there are too many silly errors in your papers like these. i am tired of writing complaints again and again. you better respond to this quickly. the explanation you have given in solution is correct but the answer is wrong. it should be 'a' and not 'b'.

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Rishit Verma from CMR NPS, Bengaluru
Subject :NSO    Class : Class 6

The different steps of processing of cotton are given below randomly.
(i) Spinning
(ii) Weaving
(iii) Ginning
(iv) Carding
(v) Combing
Which of the following represents the correct sequence of steps?

A (iii) → (iv) → (v) → (i) → (ii)
B (iv) → (ii) → (i) → (v) → (iii)
C (iii) → (v) → (iv) → (i) → (ii)
D (iii) → (i) → (iv) → (v) → (ii)


Ans 1:

Aarush from Podar, Mumbai
Class : Class 7

Ans 2:

Veda Dua from DPS R K PURAM, New Delhi
Class : Class 6
A

Ans 3:

saanvi from rvk, bengaluru
Class : Class 6

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Rishit Verma from CMR NPS, Bengaluru
Subject :NSO    Class : Class 6

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Rishit Verma from CMR NPS, Bengaluru
Subject :NSO    Class : Class 6

Ans 1:

from ,
Class :
B....be coz both are plant derivatives....paper and cotton....

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Rishit Verma from CMR NPS, Bengaluru
Subject :NSO    Class : Class 6

Ans 1:

gaurav from bright angle public school, delhi
Class : Class 6

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Rishit Verma from CMR NPS, Bengaluru
Subject :NSO    Class : Class 6

Match column I with column II and select the correct option from codes given below.

Column I Column II
(i) Ginning
(A) Cleaning and disentangling the fibres
(ii) Combing
(B) Brushing and straightening of fibres
(iii) Carding
(C) Bolls
(iv) Seed pods
(D) Cotton fibres after being separated from seeds
(v) Lint
(E) Separating fibres from seed


A(i) - (e); (ii) - (b); (iii) - (a); (iv) - (c); (v) - (d)
B(i) - (d); (ii) - (e); (iii) - (b); (iv) - (a); (v) - (c)
C(i) - (e); (ii) - (a); (iii) - (b); (iv) - (c); (v) - (d)
D(i) - (d); (ii) - (a); (iii) - (b); (iv) - (c); (v) - (e)


Ans 1:

saanvi from rvk, bengaluru
Class : Class 6
the correct answer is a

Ans 2:

Prachi Chauhan from ISG International , Muscat
Class : Class 7

Ans 3:

Manvi Mundepi from Montfort School Roorkee, Roorkee
Class : Class 7

Ans 4:

Sidharth Maheshwari from Pathways School Gurgaon, Gurugaon
Class : Class 6
a

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Rishit Verma from CMR NPS, Bengaluru
Subject :NSO    Class : Class 6

Ans 1:

Satish Motagi from CMR, Bengaluru
Class : Class 8
Answer is (c). Because flax is used to make linen which is obtained from flax stem. Wool is made from sheep's hair without harming it.

Ans 2:

Ritvik Nainawatee from Freedom International School, BANGALORE
Class : Class 6
Answer should be (c). Flax is obtained from stem of flax stem and wool is obtained without harming the sheep

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