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Chinmayi.D.S from Podar International School, Hassan
Subject :NSO    Class : Class 8

Ans 1:

karthik from , tirupur
Class : Class 7
Venus

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Nilanjana De from Delhi Public School North, Bengaluru
Subject :NSO    Class : Class 7

Ans 1:

Anshuman D from MVM, Hyderabad
Class : Class 7
It is meaningless

Ans 2:

ARNAV BARANWAL from NIRMAL H S SCHOOL, JAGDALPUR
Class : Class 7
wrong question

Ans 3:

Ahaan Pathak from Treamis World School, Bangalore
Class : Class 7
This question is absolutely wrong

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Gauri Chaturvedi from St. Joseph Convent, Jabalpur
Subject :NSO    Class : Class 6

Ans 1:

VIJAYA SREYAS B from NARAYANA OLYMPIAD SCHOOL KUKATPALLY, HYDERABAD
Class : Class 6
Wood is a bad conductor of heat. This results in very slow heating of wood. This principle is used when we use wood utensils to cook food. I go by option (B).

Ans 2:

Aarush Goyal from D.A.V Pblic school, Sector 14, Faridabad
Class : Class 6
AN INSULATOR (C)

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Mathangi Parthasarathi from ,
Subject :NSO    Class : Class 4

Ans 1:

Prakriti Singh from Ryan International School, Pune
Class : Class 4
D I guess,I am not sure

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Mrs Punita from Ramjas school R.K.Puram, New Delhi
Subject :NSO    Class : Class 7

Ans 1:

Krishna Patidar from Advanced Academy, Indore
Class : Class 8
No, the answer is 'C' only. In pupa stage the silk fiber is only obtained, but actually it is produced by larva and in question it is asked which stage produces fiber. Hence, the answer is 'C".

Ans 2:

Arushi from Indira National School, Pune
Class : Class 7
also felt d but explanation provided above makes me feel c

Ans 3:

D VISHNU from NARAYANA SCHOOL, CHENNAI
Class : Class 7
the answer is d only in the cocoon stage they are heated in the hot water so that the reproducing caterpillar will die and it will be very easy to extract silk fiber from it.

Ans 4:

Yashna Badiye from sagar public school saket nagar, Bhopal
Class : Class 8
as larva produces and when it is fully produced it forms a cocoon

Ans 5:

Yashna Badiye from sagar public school saket nagar, Bhopal
Class : Class 8
no it is c

Ans 6:

Shlok from Tomoae , Amravati
Class : Class 7
it must be c . at cocoon stage silk is already produced

Ans 7:

Mradul from Modern public school bhiwadi, Bhiwadi
Class : Class 7
IT IS 'D' BECAUSE AT COCOON STAGE THE CATERPILLAR PRODUCES SILK FIBRES AND KNOTS AROUND IT AND COVERS HIMSELF.AFTER SOME TIME THE SILK FIBRES GETS HARDEN DUE TO THE GUMMY SUBSTANCE WHICH THE CATERPILLAR PRODUCES............IT IS CALLED "FIBROIN" WHICH IS MADE UP OF PROTEINS.ON HEATING THE COCOONS IN WATER THE SILK AGAIN BECOMES SOFT AND IS EXTRACTED FROM COCOONS........THIS PROCESS IS CALLED "REELING OF SILK"

Ans 8:

Sanjaykumar S from Velammal, chennai
Class : Class 7
ans:c,you may think d,but only in larval stage it produce silk in option d it is in a cocoon stage it cannot produce silk

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Ishita Sinha from Adani Public School, Mundra
Subject :NSO    Class : Class 6

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Swati from Ryan, Bengaluru
Subject :NSO    Class : Class 8

Ans 1:

shail choudhary from birla vidya niketan, new delhi
Class : Class 8

Ans 2: (Master Answer)

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

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Kavya Upadhyay from NVN Jamnagar, Jamnagar
Subject :NSO    Class : Class 3

Ans 1:

sandeep shinde from st mary champion school, indore
Class : Class 3

Ans 2:

MAYANK from A.P.S, REWARI
Class : Class 3
B

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

Ans 1:

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

Ans 2:

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

Ans 3:

Sandipta Bhattacharjee from Sri Ram Narayan Singh Memorial High School, Kolkata
Class : Class 5
Answer will be A). It is because, humus is found on topsoil and not in deep layers of soil.

Ans 4:

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

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Pranava Sreeyush from Kennedy High the Global School, Hyderabad
Subject :NSO    Class : Class 8

Read the given statements and select the correct option.
Statement 1 : Venus is hotter than mercury though it is far away from the Sun.
Statement 2 : Cloudy atmosphere of Venus reflects almost 75 percent of the sunlight that falls on it.

A Both statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.
B Both statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1.
C Statement 1 is true but statement 2 is false.
D Both statements 1 and 2 are false.


if it reflects lot of sunlight how can it be the hottest planet??

Ans 1:

Yash Bindal from Global Indian International, Singapore
Class : Class 8

Ans 2:

Harshit from Army Public School, Lucknow
Class : Class 9
Hi friend. The ans is b. It is the hottest planet because of large amount of CO2 in it which causes greenhouse effect. It is true that it reflects sunlight but this is not the reason for it being hot. HOPE THIS HELPS YOU!!!

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