Question

(i) Biodegradable waste and non biodegradable waste respectively.

(ii) Non-biodegradable waste and biodegradable waste respectively.

(iii) Eco friendly waste

(iv)Domestic waste only.

c) Why are plastics difficult to recycle?

(i) Because it is very hard material

(ii) Because of the different sizes of plastic.

(iii) Because it is very aggressive in nature

(iv) Because of different types of polymer resins

d)In the following groups of materials, which group (s ) contains only non

biodegradable items

(i) wood, paper, leather

(ii)polythene, detergent, PVC

(iii) plastic , detergent, grass

(iv) plastic , bakelite, DDT

e) Which of these non biodegradable wastes generated daily in kitchen can be recycled?

(i) Polythene bags

(ii) Plastic containers

(iii)Vegetable waste

(iv) Both i and ii​

Answer 1

Answer:

Why are plastics difficult to recycle?

(i) Because it is very hard material

(ii) Because of the different sizes of plastic.

(iii) Because it is very aggressive in nature

(iv) Because of different types of polymer resins

ans is option 4