Which of the things listed below are biodegradable?
(i) Wooden log
(ii) Plastic bag
(iii) Gold necklace
(iv) Roasted chicken
(v) Credit card
(vi) Apple
A (i) and (ii) only
B (iii) and (iv) only
C (iii), (iv) and (v) only
D (i), (iv) and (vi) only
The ans. will be D, because these all things take less time to mix with the soil while others take years to mix with the soil.