Question

Question 8
Find the odd one out and write the group to which others belong.
i)
a) Metallic cans
b) Paper
c) Glass
d) Plastic
ii)
a) DDT
b) Banana peel
c) Crop residue
d) Cow dung
iii)
a) X-rays
b) Detergents
c) Oil spills
d) Sewage
iv)
a) CFC
b) Aerosol spray
c) Styrofoam
d) Plastic​

Answer 1

Answer:

iv is odd one because in these all are having differences

Answer 2

Answer:

Crop residue is followings the biodegradable waste