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OISHIK KUNDU from Delhi Public school North kolkata, baranagar
Subject :NSO    Class : Class 4

Select the option that arranges the major gases in air in descending order of their percentage.

A Oxygen < Nitrogen < Carbon dioxide
B Nitrogen < Oxygen < Carbon dioxide
C Nitrogen > Oxygen > Carbon dioxide
D Carbon dioxide > Nitrogen > Oxygen


Ans 1:

k tagore from montessori school, KURNOOL
Class : Class 3
THE CORRECT IS C

Ans 2:

Sashriti Das from Delhi Public School Bangalore North, Bangalore
Class : Class 5
Correct Answer C

Ans 3:

Sashriti Das from Delhi Public School Bangalore North, Bangalore
Class : Class 5

Ans 4:

Sashrika Pasunoori from KV Gachibowli, Hyderabad
Class : Class 5
The answer is definitely C

Ans 5:

ANWESHA THAKUR from DPS SECTOR 132 NOIDA, NOIDA
Class : Class 7

Ans 6:

Riddhima Pandey from Chinmaya Vidyalaya, Bokaro Steel City
Class : Class 3

Ans 7: (Master Answer)

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

Ans 8:

Tanirika Bansal from DPS Faridabad, Faridabad
Class : Class 4
The correct answer is c.

Ans 9:

Sashriti Das from Delhi Public School Bangalore North, Bangalore
Class : Class 5

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