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(d) Coal and Petroleum
(c) Carbon monoxide
(d) Remove
(b) Kerela
(a) Bundhis
Which of the following fuels are formed by the degradation of biomass?
(d) Coal and Petroleum
(d) Coal and Petroleum
See lessThe poisonous gas formed by combustion of coal in insufficient oxygen is
(c) Carbon monoxide
(c) Carbon monoxide
See lessWhich of the following R’s is not used to save the environment?
(d) Remove
(d) Remove
See lessSurangams are the age old concept of water harvesting in
(b) Kerela
(b) Kerela
See lessWhich of the following is the age old concept of water harvesting system in Madhya Pradesh?
(a) Bundhis
(a) Bundhis
See less