MCQ
Which of the following can be recycled?
- ✓Waste paper.
- BLeather shoes.
- CAnimal waste.
- DKitchen waste.
Waste paper is renewable source which is recycled into 0ther uesful products.
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|
S.No.
|
Column-I (Name of gas in Air)
|
S.No.
|
Column-II (% age of gas in air)
|
|
$A.$
|
Oxygen
|
$(p)$
|
$20\%$
|
|
$B.$
|
Nitrogen
|
$(q)$
|
$79\%$
|
|
$C.$
|
Carbon dioxide
|
$(r)$
|
$0.04\%$
|
|
$D.$
|
Other gases
|
$(s)$
|
Less than $1\%$
|

