The ultimate source of energy in the biosphere is
...The ultimate source of energy in the biosphere is
the moon
the sun
petroleum
electricity
Correct answer is B
No explanation has been provided for this answer.
Which of the following countries in Africa has the greatest hydro-electric potential? ...
Perishable goods;items of high unit value(gold,diamond) are best transported by ...
The discovery and mining of coal at the foot of the Udi Hills led to the founding of? ...
The most common mode of transportation in Africa is ...