The relationship between organisms in the ecosystem implies that the components

• A. are Interdependent
• B. share common ideas
• C. give birth to one another
• D. are enemies

In northern Nigeria, the most common type of vegetation is

• A. cool temperature
• B. temperate grassland
• C. tropical rainforest
• D. tropical grassland

The average elevation of the eastern scarplands of Nigeria ranges from?

• A. 300m - 400m
• B. 400m - 500m
• C. 500m - 600m
• D. 600m - 700m

Which of the following has the highest population concentration?

• A. Tropical Asia
• B. Peninsular Europe
• C. Temperat interior of North America
• D. Temperate coastland of South America

The best solution to the rapid depletion of forest resources in West Africa is to

• A. reserve hectares of land for plantations
• B. introduce forest conservation techniques
• C. import wood from other countries
• D. employ more forest guards

A great circle route is used to

• A. avoid long flights over deserts
• B. save time and fuel
• C. avoid flying near the north pole
• D. avoiding over long distance barriers

Diurnal range of temperature is obtained by

• A. adding all temperature readings for the day
• B. adding all temperature readings for the month C. subtracting the minimum temperature of the day from the maximum temperature of the same day D. subtracting the minimum temperature for the month from the maximum temperature for the same month
• C. subtracting the minimum temperature of the day from the maximum temperature of the same day
• D. subtracting the minimum temperature for the month from the maximum temperature for the same month

When the roof of a coastal cave collapses, it forms

• A. a doline
• B. an estuary
• C. a gorge
• D. a geo

The process by which the earth's surface is generally reshaped and lowered is known as

• A. pediplanation
• B. denudation
• C. synclination
• D. subsidence

High clouds is made up of

• A. stratus
• B. cirrus
• C. altostratus
• D. alto cummullus