Question 4406:

• JAMB 2021

The outer structure of the earth is made up of the following except?

A. Mesosphere
B. Atmosphere
C. Biosphere
D. Hydrosphere

Question 4407:

• JAMB 2021

Which of the following is an importance of the atmosphere to living organisms?

A. It provides water for industrial uses
B. It provides oxygen for animals and plants for respiration
C. It provides shelter in form of timber for man
D. It aids transportation through construction of roads and railways

Question 4408:

• JAMB 2021

The correct arrangement of the layers of the earth crust from the surface to the interior is

A. Sial, mantle, sima, core
B. Sima, sial, core, mantle
C. Core, mantle, sima and sial
D. Sial, sima, mantle and core

Question 4409:

• JAMB 2021

If the scale of a map is 2cm to 1km, what is the ground distance if the distance between two towns on the map is 20cm

A. 5km
B. 2.5km
C. 10km
D. 20km

Question 4410:

• JAMB 2021

If the scale of two maps are (a;1:100,000 and b;1:400,000) what is the ground distance if the distance between two towns on the maps is 10cm

A. 10km, 40km
B. 5km, 20km
C. 2.5km, 10km
D. 20km, 80km