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rethish from Veltech, Avadi
Subject :NSO    Class : Class 7

Read the given paragraph.
X, Y and Z are three methods of waste management. X requires action of biological agents whereas Y and Z are chemical processes. Both X and Y reduce the waste volume whereas Z makes the waste reusable.
Which of the following is incorrect regarding X, Y and Z?

AX enriches the soil with nutrients and helps in recycling of matter between living organisms and their environment.
BY generates gases and heat energy and is best suited for disposing toxic waste.
CZ increases the demand and supply of fresh raw material and causes air and water pollution.
DSaprophytes and detritivores play a major role in X.


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Aarav Kalia from Apeejay School, Pitampura, Delhi
Subject :NSO    Class : Class 9

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Amlan choudhury from GD Birla center for education , Kolkata
Subject :NSO    Class : Class 7

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SOMDATTA BHATTACHARYA from Delhi Public School, Dhaligaon, Bongaigaon
Subject :NSO    Class : Class 9

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from ,
Subject :NSO    Class : Class 1

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Ashwath Ramkumar from D.A.V School Adambakkam, Chennai
Subject :NSO    Class : Class 7

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Anushka Kotecha from St Anns School, Beed
Subject :NSO    Class : Class 1

Ans 1:

Abhigyan Panda from INDIA INTERNATIONAL SCHOOL, ASANSOL , ASANSOL
Class : Class 3
ANS 4

Ans 2:

Abhigyan Panda from INDIA INTERNATIONAL SCHOOL, ASANSOL , ASANSOL
Class : Class 3

Ans 3:

Abhigyan Panda from INDIA INTERNATIONAL SCHOOL, ASANSOL , ASANSOL
Class : Class 3
6 A

Ans 4:

Abhigyan Panda from INDIA INTERNATIONAL SCHOOL, ASANSOL , ASANSOL
Class : Class 3
D IS THE CORRECT ANSWER

Ans 5:

Abhigyan Panda from INDIA INTERNATIONAL SCHOOL, ASANSOL , ASANSOL
Class : Class 3
D is the CORRECT ANSWER

Ans 6:

Abhigyan Panda from INDIA INTERNATIONAL SCHOOL, ASANSOL , ASANSOL
Class : Class 3

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DEVAANGANA SARDAR from G.D. Birla Centre for Education, Kolkata
Subject :NSO    Class : Class 5

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Aniket Nagane from Elpro International School Chinchwad, Pune
Subject :NSO    Class : Class 5

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Sanaya pankule from Bvm, Nagpur
Subject :NSO    Class : Class 2

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