The best technique to prevent soil erosion in a humid, gently sloping area is to adopt

A. contour ridging

B. terrace cultivation

C. intercropping

D. wind breakers

An example of a rock formed by wood subjected to pressure and heat is

A. sandstone

B. lignite

C. biotite

D. granite

A climate that is wet for up to 10 months with a single peak, an annual rainfall of 3000mm and a mean monthly temperature of at least 26° is

A. Tropical humid (Af)

B. Tropical monsoon (Am)

C. Tropical wet and dry (Aw)

D. Warm humid subtropical (ca)

The rocks of the basement complex are generally referred to as

A. younger granite

B. older granite

C. sedimentary formations

D. volcanic rocks

The survival of an organism in a natural ecosystem depends largely on

A. its usefulness to human development

B. environmental adjustments to suit it

C. its adaptation to prevailing conditions

D. its importance to other organisms

A river that enters the sea at a gently inclined costal plain where tidal waves are weak will most likely develop into a

A. lagoon

B. knickpoint

C. delta

D. platform

Which is simplest method of rapid distance measurement in surveying?

A. Tape measurement

B. Compass measurement

C. Pacing I

D. Chaining

The highest lands in Nigeria are found on the

A. Mambilla Plateau

B. Western Highland

C. Oban Hills

D. North Central Plateau