Question

(a) Formed by the decomposition of remains of living organisms buried under the earth millions of years ago.______________ (b) ‘Z’ can be used directly for burning in homes and factories where it can be supplied through pipes. ‘Z’ is _______________ (c) It is a dark coloured, thick crude oil found deep below the ground in certain areas. ______________ (d) The slow chemical process of conversion of wood into coal. ________________​

Answer 1

( a) - Fossil fuels & exhustibl natural resources

( b ) - Biogas

( c ) - Petroleum

( d ) - Carbonisation

Hope This Help U

Sorry for answering late