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SAMRIDDHA PANDA from MONFORT SENIOR SECONDARY SCHOOL, BARUIPUR
Subject :NSO    Class : Class 3

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Bhavya Jain from K R Mangalam World Scholl, GHAZIABAD
Subject :NSO    Class : Class 4

Ans 1:

Ankush Dey from Sri Chaitanya Techno School Newtown, Kolkata
Class : Class 5
Dear Master Answer, NoidaI don't understand this question as glass plate can be broken easily. Please Help Master Answer from Noida.Your Student,Ankush Dey

Ans 2:

somesh from cps katol road, nagpur
Class : Class 4
A floor tile can be broken with special instruments not with hands

Ans 3:

Agriye Kamboj from ST.XAVIER SEC SE CO ed Bhopal, BHOPAL
Class : Class 5

Ans 4:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
it can be B

Ans 5:

Saarang roy from Indian school ghubra, Muscat
Class : Class 5
a glass plate can be broken easily

Ans 6:

SIDDHARTH SOMANI from Vibgyor High, Mumbai
Class : Class 4
c

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Abhyuday Tiwari from Doon International School, Dehradun
Subject :NSO    Class : Class 6

Ans 1:

Pragyan Srivastava from Manipal Public School, Lucknow
Class : Class 8
Bristlecone pine found in Sumatra

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Abhyuday Tiwari from Doon International School, Dehradun
Subject :NSO    Class : Class 6

Ans 1:

Aditya Pradhan from St Josephs Convent Higher Secondary School, Sambalpur
Class : Class 6
Pygmy shrew

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Abhyuday Tiwari from Doon International School, Dehradun
Subject :NSO    Class : Class 6

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Arnav raj sharma from GEMS international school , Gurgaon
Subject :NSO    Class : Class 6

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nishant doshi from new era senior secondary school nizampura vadodara, Vadodara
Subject :NSO    Class : Class 6

Three different types of materials X, Y and Z were used in the experiment shown below here. In both circuits, the bulbs lighted up.

Another different circuit was set up and three of the materials were placed at three different positions, Q1, Q2 and Q3.

Based on the above circuits, which one of the following is wrong?
Positions in the circuit--- Light bulbs

Q1 Q2 Q3 B1 B2 B3
A X Y Z No Yes No
B Y Z X Yes Yes No
C Z X Y Yes No Yes
D X Z Y No No No


not understanding

Ans 1:

Pragyan Srivastava from Manipal Public School, Lucknow
Class : Class 8
The answer is C as if assume x as a insulator , all other condition satisfy

Ans 2:

Falguni from Navkis, Bangalore
Class : Class 7
Can someone explain it ,please??

Ans 3:

Samitha Kumar from Boaz Public School , Chennai
Class : Class 7

Ans 4:

Aarav Srivastav from DWPS , Noida Extension
Class : Class 7
ANSWER IS B

Ans 5:

ADITHYA B SOMARAJ from chinmaya vidyalaya thripunithura, cochin
Class : Class 3
And is A since X is insulator it doesn't allow electricityTo pass through so nothing glows

Ans 6:

aikya from psbn, bangalore
Class : Class 5
someone please explainnnnn

Ans 7:

Samitha Kumar from Boaz Public School , Chennai
Class : Class 7

Ans 8:

PS Gour from Chirec international schoo The best 30 years and beyond, Hyderabad
Class : Class 8
plz answer

Ans 9:

Dheeraj Thriyambak M from Sri Sankara Senior Secondary School Adyar, Chennai
Class : Class 6
Answer supposed to be b

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UTKARSH SAWARN from AIR FORCE SCHAOOL AMBALA CANTT, AMBALA CANTT
Subject :NSO    Class : Class 7

Ans 1:

Amishee Surya from bgsnps, Bengaluru
Class : Class 8
answer should be A. They have asked for the INCORRECT OPTION and A is incorrect. Earthworm uses skin not trachea. The answer is A. It also appears in my solution

Ans 2:

Ahaan Pathak from Treamis World School, Bangalore
Class : Class 8
Its Option D

Ans 3:

Sainyam Sharma from Thakur Public School, Mumbai
Class : Class 7
Answer is C

Ans 4:

Hritvi from Podar International School, Mumbai
Class : Class 7
Forget about the Option C. Option D is the right answer.

Ans 5:

Shourya Mundra from Lotus Valley International School NOIDA, Ghaziabad
Class : Class 8
Answer should be D. Solution provided by them says so too.

Ans 6:

Hritvi from Podar International School, Mumbai
Class : Class 7
Option D is the right answer. The Solution also tells the same then how can they say our answer is wrong?? Try putting this question in the "ERROR" box

Ans 7:

SUNIL KHANDELWAL from Bhartiya Bhavans, Kolkata
Class : Class 7
but the question says to choose incorrect answer

Ans 8:

Bhumi Chheda from SVKM J V Parekh International School, Mumbai
Class : Class 8
The answer has to be D because they have asked for the incorrect option

Ans 9:

Krishna Srivastava from manipal public school, lucknow
Class : Class 7
Option D

Ans 10:

sunil agrawal from DPS chandigarh, Mohali
Class : Class 7
Wrong answer provided . Even the solution says answer d

Ans 11:

Hritvi from Podar International School, Mumbai
Class : Class 7
Q also can be cockroach. Thus in my OPINION C can also be the answer

Ans 12:

swayam aditya from LR DAV public school, Cuttack
Class : Class 8
eplanation given is correct but answer is option d

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aditya arora from Heritage Experiential Learning School, gurugram
Subject :NSO    Class : Class 6

Ans 1:

Pragyan Srivastava from Manipal Public School, Lucknow
Class : Class 8
The correct answer is option B . A compass may be used to find East and west direction . Once you find North and South , by facing north , the right side will be East and left one will be West

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Arnav kaul from Chirec, Hyderabad
Subject :NSO    Class : Class 5

Ans 1:

Shourya Ganesh from The Green Acres Academy, Mumbai
Class : Class 6
no volcano had erupted on Venus in the past 2.5 million years so 2 is the only correct option

Ans 2:

Pratham Dave from GNS, Bangalore
Class : Class 6
2 and 4 is the answer to this question

Ans 3:

Pragun goel from Venkateshwar International School, Delhi
Class : Class 7
as per Wikipedia no volcano had erupted on Venus in the past 2.5 million years so 2 is the only correct option

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