Question

(a) Ores
are said to be a combination of one or more minerals in a proportion that is not fixed.
(b) Rocks
(c) Soils
(d) None of these
minerals.
(b) nuclear
(c) non-metallic
(d) power
mines.
(b) shaft
(c) placer
(d) all of these
(a) metallic
(a) open-pit
(a) USA
(a) Nuclear
(b) India
(C) Russia
(d) Norway
fuels are formed by the decomposition of dead plants and animals buried deep inside the Earth's surface.
(b) Fossil
(C) Power
(d) All of these
is considered the most eco-friendly fossil fuel.
(b) Petroleum
(c) Natural gas
(d) Biogas
(a) Coal​

Answer 1

Answer:

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