Question

Fill in the blanks with the appropriate answer:-
1. Sewage: Biodegradable substances:: Mercury: _______________
2. Automobile exhaust: Gaseous waste:: Trash and rubbish: _______________
3. Paper and plastic: Recycling:: Hospital waste: _______________
4.Global warming: Troposhere:: Ozone depletion: _______________
5. Household waste: compost:: Incineration: _______________

Answer 1

Hey !

Solution :

1. Sewage : Biodegradable :: Mercury : ?

Ans : Non Bio degradable, as mercury cannot be decomposed by bacteria.

2. Automobile Exhaust : Gaseous waste :: Trash and rubbish : ?

Ans : Solid Waste as they are made up of all kind of solid materials.

3. Paper and Plastic : Recycling :: Hospital Waste : ?

Ans : Reducing as they are incinerated. So reducing the amount of waste contributes in reduction of waste generated.

4. Global Warming : Troposphere :: Ozone Depletion : ?

Ans : Ozone gets depleted as CFC's destroy Ozone by reactions.

5. Household Waste : Compost :: Incineration : ?

Ans : Manure. This is because ashes contain some essential salts and minerals which can be mixed with water and be applied as manures to plants.

Hope my answer helped :-) 

Answer 2

1) Non biodegradable

2)