JAMB Geography Past Questions & Answers - Page 46

226.

_______ is a large mass of igneous mound with a dome-shaped upper surface and a level base?

A.

Laccolith

B.

Lopolith

C.

Phacolith

D.

Batholith

Correct answer is A

A laccolith is one of the main intrusive land form of vulcanicity. It is a large mass of igneous mound with a dome-shaped upper surface and a level base

227.

________ are projection of highlands into low grounds i.e the v-shape points to the low land?

A.

Valleys

B.

Ridges

C.

Spurs

D.

Gorger

Correct answer is C

Spurs are projection of highlands into low grounds. They separate one valley from another

228.

Which of the following is not an importance of Geographic Information System(G.I.S)

A.

Urban and regional planning

B.

Resource management

C.

funds mismanagement

D.

Dam site location

Correct answer is C

Funds mismanagement is not an importance of Geographic Information System(G.I.S)

229.

Which of the following activities does not control soil erosion

A.

contour ploughing

B.

deforestation

C.

covercropping

D.

afforestation

Correct answer is B

Deforestation is the cutting down of trees and it lead to soil erosion. Contour ploughing, cover-cropping and afforestation all prevent and control soil erosion

230.

Which of the following food chains is impossible?

A.

Grass→sheep→man

B.

Grass→Toad→grasshopper→rat

C.

Grass→grashopper→toad→snake

D.

Diatoms→euglena→water fleas

Correct answer is B

The toad cannot consume grass and the grasshopper can't also consume the toad