Question

Public all over India is very much concerned about the deteriorating air quality in large parts of North India. Alarmed by this situation the Resident's Welfare Association of your locality organized an awareness programme entitled "Bury not burn". They invited you, being a biology student to participate.     (4)

(a) How would you justify your arguments that promote burying and discourage burning? (Give two reasons)

(b) With the help of flow charts, one for each practice depict the chain of events that follow.
 

CBSE Class XII Biology Question Paper 2017

Answer 1

as burning results in the formation of harmful gases which causes pollution so we should bury but not burn

Answer 2

BURN RESULTS IN HARMFUL GASES