(A) Traditional courier services
(B) Bicycles
(C) Boats
(D) Drones with collision avoidance technology and real-time monitoring
A source of renewable minimum cost is power which can be developed with:
(A) Geothermal power
(B) Tidal power
(C) Wind mills
(D) Biomass power
Which of the following grades of coal has the highest carbon content?
(A) Anthracite
(B) Bituminous coal
(C) Lignite
(D) Peat
World’s principal producer of silver is:
(A) India
(B) Mexico
(C) The USA
(D) Canada
The Hawaiian Islands specialise in the cultivation of:
(A) cotton
(B) rice
(C) sugarcane
(D) tobacco
The USA is deficient in domestic supplies of:
(A) copper
(B) lead
(C) zinc
(D) manganese
In the Himalayas the melting or the snow is more on the:
(A) southern slopes
(B) northern slopes
(C) eastern slopes
(D) western slopes
What type or vegetation is associated with Australia?
(A) Pampas
(B) Downs
(C) Canada
(D) All the above