Plastic bags thrown away carelessly on roads and other places blocks:
Drains
Sewer system
Both 'A' and 'B'
None of these
Plastic bags thrown away carelessly on roads and other places blocks both drains and sewer system.
How do carelessly thrown plastic bags (polythene bags) affect :
(a) dirty water drains and sewers ?
(b) animals (such as cows) ?
Write the name of a fabric which is blend of cotten and polyester.and why plastic bag should not be thrown on the road?