The correct arrangement of the layers of the earth crust from the surface to the interior is?
sial, mantle, sima, core
sima, sial, core, mantle
core, mantle, sima and sial
sial, sima, mantle and core
Correct answer is D
The crust is subdivided into the upper part, containing minerals like silica, iron and magnesium(sima). The mantle is found beneath the crust and the core is surrounded by the mantle. Hence, the correct arrangement of the layers of the earth crust "sial, sima, mantle and core" from the surface to the interior.
Which of the following is an importance of the atmosphere to living organisms?
It provides water for industrial uses
It provides oxygen for animals and plants for respiration
It provides shelter in form of timber for man
It aids transportation through construction of roads and railways
Correct answer is B
option A is an importance of the Hydrosphere
option C is an importance of the Biosphere
option D is an importance of the Lithosphere
The Atmosphere is the gaseous portion of the earth. It is associated with the provision of gases required by living things e.g oxygen for combustion and respiration, nitrogen for protein synthesis by plants etc.
Equatorial Easterlies
Land and sea breeze
Tropical continental airmass
Tropical maritime airmass
Correct answer is D
No explanation has been provided for this answer.
The following are areas of lowlands in Nigeria except?
The Chad Basin
The Eastern Scarpland
The Coaster plain
The Niger-Benue trough
Correct answer is B
No explanation has been provided for this answer.
The birth rate of a country can be increased through the following except?
Encouragement of early marriages
Encouragement of less work hours
Encouragement of polygamy
legislation against abortion
Correct answer is D
No explanation has been provided for this answer.