2020 JAMB Geography Past Questions & Answers

Question 1

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

Accepted Answer

C. 10km

Answer

A. 5km

Answer

B. 2.5km

Answer

D. 20km

Question 2

On maps, lines drawn to join all places in the ocean having equal degree of salinity are called

Accepted Answer

A. isohalines

Answer

B. isobars

Answer

C. isosalines

Answer

D. isossal

Question 3

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

Accepted Answer

A. Mesosphere

Answer

B. Atmosphere

Answer

C. Biosphere

Answer

D. Hydrosphere

Question 4

It takes mecury how many days to complete its orbit?

Accepted Answer

B. 88

Answer

A. 365

Answer

C. 225

Answer

D. 84

Question 5

Which of the following is a problem of world transportation?

Accepted Answer

D. poor visibility

Answer

A. Lack of soil erosion

Answer

B. Absence of many rivers

Answer

C. Absence of marshy areas

Question 6

The following are seaports used in the North Atlantic sea route except

Accepted Answer

D. Lagos-Rotterdam

Answer

A. Lagos-Antwerp

Answer

B. Lagos-Montreal

Answer

C. Lagos-Southampton

Question 7

An important mineral deposit in south Africa which has attracted a large number of white settler is

Accepted Answer

C. Gold in Witwatersrand

Answer

A. Iron in Durban

Answer

B. Copper in Cape Town

Answer

D. Aluminium in Johannessburg

Question 8

Which of the following statements is right?

Accepted Answer

B. In West Africa, plantation are on fertile lowlands

Answer

A. In West Africa, colonial masters encouraged plantation agriculture

Answer

C. In East Africa, management of plantations is less efficient than in West Africa,

Answer

D. In East Africa, uniformity of climate has made for limited variety of crops

Question 9

All except one is a disadvantage of compass traversing

Accepted Answer

C. It can be used to survey a large area

Answer

A. lack of technical experts

Answer

B. Its uses are complex

Answer

D. The instrument used are expensive

Question 10

Tin-mining activities in Nigeria are the main causes of environmental degradation on the?

Accepted Answer

C. Jos Plateau

Answer

A. Western Highlands

Answer

B. Eastern Highlands

Answer

D. Obudu Plateau

Question 11

One of the following surveying instruments is used to set out lines at right angles to the main chain line

Accepted Answer

A. Optical square

Answer

B. Station pegs

Answer

C. Offset staff

Answer

D. Steel Band

Question 12

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

Accepted Answer

C. Spurs

Answer

A. Valleys

Answer

B. Ridges

Answer

D. Gorger

Question 13

Which of the following types of rock is a source of energy?

Accepted Answer

B. Coal

Answer

A. Sandstone

Answer

C. Granite

Answer

D. Graphite

Question 14

One of the following is not a sequence of denudation

Accepted Answer

C. Decomposition

Answer

A. Erosion

Answer

B. Transportation

Answer

D. Deposition

Question 15

Which of the following is a way of controlling soil erosion

Accepted Answer

B. Contour ploughing

Answer

A. Overgrazing

Answer

C. Deforestation

Answer

D. Bush burning

Question 16

The instrument used in measuring the intensity of an earthquake is known as?

Accepted Answer

C. Seismograph

Answer

A. Earthometer

Answer

B. Ritcher's Scale

Answer

D. Shock Wave

Question 17

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

Accepted Answer

B. It provides oxygen for animals and plants for respiration

Answer

A. It provides water for industrial uses

Answer

C. It provides shelter in form of timber for man

Answer

D. It aids transportation through construction of roads and railways

Question 18

One of the following is not a problem involved in harnessing solar energy?

Accepted Answer

B. Adequacy of capital

Answer

A. Poor technological know-how

Answer

C. Unreliability

Answer

D. Fear of competition with established energy sources

Question 19

The wind which blows across the Atlantic Ocean towards the coast of Nigeria and is responsible for rainy season is known as

Accepted Answer

D. Tropical maritime airmass

Answer

A. Equatorial Easterlies

Answer

B. Land and sea breeze

Answer

C. Tropical continental airmass

Question 20

Which of the following important fruits is produced in North-West Africa?

Accepted Answer

B. Tangerines

Answer

A. Pineapples

Answer

C. Pears

Answer

D. Vine

Question 21

The soil gains nitrogen through one of the following except

Accepted Answer

A. Denitrification

Answer

B. Application of organic manure

Answer

C. Electrical discharge

Answer

D. Symbiotic nitrogen fixation

Question 22

___________ is a layer of very fine wind-deposited sand and silt?

Accepted Answer

A. loess

Answer

B. seif

Answer

C. barchan

Answer

D. Bajada

Question 23

Which of the following farming activity best describes the rearing of only animals like cattle, sheep and goat mainly in the savanna belt of the north?

Accepted Answer

C. Pastoral Farming

Answer

A. Mixed Farming

Answer

B. Animal Farming

Answer

D. Intensive Farming

Question 24

Which of the following is a problem of landlocked countries

Accepted Answer

A. Security of goods

Answer

B. Political stability

Answer

C. Low freight cost

Answer

D. Political dependence

Question 25

Which of the following is best defined as the movement of people from one geographical area to another involving permanent or temporary residence or settlement

Accepted Answer

C. Migration

Answer

A. Transportation

Answer

B. Networking

Answer

D. Urbanization

Question 26

Arrange the following scales in ascending order: 1:50,000, 1:200,000, 1:200, 1:300,000

Accepted Answer

B. 1:300,000,1:200,000,1:50,000,1:200

Answer

A. 1:200,1:50,000,1:200,000, 1:300,000

Answer

C. 1:50,000, 1:200,000,1:300,000, 1:200

Answer

D. 1:300,000, 1:200, 1:50,000, 1:200,000

Question 27

Which of the following is not a measure of environmental control?

Accepted Answer

C. Degradation

Answer

A. Preservation

Answer

B. Stabilization

Answer

D. Afforestation

Question 28

One of the following is the most important major ocean(shipping) route

Accepted Answer

D. The north atlantic route

Answer

A. The Panama canal route

Answer

B. The north pacific route

Answer

C. The trans-pacific route

Question 29

________is the failure of the end point of a closed traverse to fall exactly on the point of origin of the transverse

Accepted Answer

C. Error of closure

Answer

A. Error of compass

Answer

B. Traverse error

Answer

D. Field error

Question 30

Which of the following activities does not control soil erosion

Accepted Answer

B. deforestation

Answer

A. contour ploughing

Answer

C. covercropping

Answer

D. afforestation

Question 31

Which of the following is not a proof of the earth's sphericity?

Accepted Answer

B. deflection of winds

Answer

A. The circular horizon

Answer

C. ship's visibilty

Answer

D. circumnavigation of the earth

Question 32

Lines joining places of equal sunshine hours on a map are called?

Accepted Answer

D. Isohels

Answer

A. Isobars

Answer

B. Isotherms

Answer

C. Isohytes

Question 33

The prosperity of Kenya depends on the cultivation of

Accepted Answer

D. coffee, maize and sisal

Answer

A. coffee, sisal and rice

Answer

B. coffee, cocoa and rice

Answer

C. coffee, rubber and maize

Question 34

______ is a collection of building with people living them

Accepted Answer

C. Settlement

Answer

A. Houses

Answer

B. Town

Answer

D. Land

Question 35

The following are advantages of overpopulation except

Accepted Answer

D. Insufficient food

Answer

A. Quick information dissemination

Answer

B. Effective planning

Answer

C. Large labour

Question 36

Which of the following is not a major river basin in Nigeria?

Accepted Answer

C. The South Atlantic Basin

Answer

A. The Cross River Basin

Answer

B. The Niger Basin

Answer

D. The Sokoto Basin

Question 37

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

Accepted Answer

C. funds mismanagement

Answer

A. Urban and regional planning

Answer

B. Resource management

Answer

D. Dam site location

Question 38

Where the salinity of an ocean is high;

Accepted Answer

B. the ocean water is dense and creeps at the bottom of the ocean towards low salinity areas

Answer

A. the ocean water is dense and flows at the ocean surface towards a low salinity area

Answer

C. the ocean water is light and flows at the area surface towards a high salinity area

Answer

D. the ocean water is light and flows at the ocean surface towards a low salinity area

Question 39

________ is formed from the combination of several local government areas

Accepted Answer

A. State

Answer

B. Town

Answer

C. Village

Answer

D. Megapolis

Question 40

One of the following is not a favourable condition for siting a settlement

Accepted Answer

D. Infertility of soil

Answer

A. Adequate water supply

Answer

B. Land for building

Answer

C. Defence

Question 41

What is the process of lowering and levelling of the earth surface by gradual breaking and wearing away of such earth's surfaces.

Accepted Answer

B. Denudation

Answer

A. Weathering

Answer

C. Relief

Answer

D. Mass wasting

Question 42

_______ is defined as the total surrounding or medium of any organism in a given area

Accepted Answer

C. Environment

Answer

A. Biotic component

Answer

B. Abiotic component

Answer

D. Ecosystem

Question 43

When the traverse connects two stations, whose positions are known, what type of traverse is this?

Accepted Answer

A. closed traverse

Answer

B. open traverse

Answer

C. station traverse

Answer

D. leg traverse

Question 44

The high cost of lumbering operations in tropical forest is mainly due to?

Accepted Answer

C. Absence of pure stands of trees

Answer

A. Shortage of labour

Answer

B. Absence of many rivers

Answer

D. low quality of available timber

Question 45

_______ transport is the slowest and the cheapest means of transort

Accepted Answer

B. Water

Answer

A. Air

Answer

C. Rail

Answer

D. Pipeline

Question 46

Which of the following gives the correct full meaning of G.I.S?

Accepted Answer

D. Geographic Information System

Answer

A. Geographic Internet Solution

Answer

B. Geographic Internet System

Answer

C. Geographic Information Spread

Question 47

Which of the following is an effect of the earth's revolution?

Accepted Answer

B. It determines a year

Answer

A. Day and night

Answer

C. Dawn and Twilight

Answer

D. Apparent Sunrise and sunset

Question 48

Which of the following processes leads to the loss of carbon from the air

Accepted Answer

D. photosynthesis

Answer

A. combustion

Answer

B. respiration

Answer

C. putrefaction

Question 49

The type of water left in the soil after excess water has been drained off, following heavy rainfall is known as

Accepted Answer

B. capillary water

Answer

A. Field capacity

Answer

C. gravitational water

Answer

D. hygroscopic water

Question 50

Which of the following is not a graphical representation of statistical data?

Accepted Answer

C. Shaded map

Answer

A. Choropleth map

Answer

B. Dot map

Answer

D. Star graph

Question 51

The birth rate of a country can be increased through the following except

Accepted Answer

B. Inadequate health services

Answer

A. Encouragement of early marriages

Answer

C. Encouragement of polygamy

Answer

D. Legislation against abortion

Question 52

In a combined maximum and minimum thermometer, the difference between the hottest and coldest daily temperature for that day gives the

Accepted Answer

A. Diurnal range of temperature

Answer

B. Mean daily temperature

Answer

C. Minimum daily temperature

Answer

D. Maximum daily temperature

Question 53

Which of the following is a limitation of rail transport in developing countries?

Accepted Answer

A. Lack of technical know-how

Answer

B. low cost of construction

Answer

C. It is too fast

Answer

D. low cost of maintenance

Question 54

All except one are functions of a village

Accepted Answer

D. Religious function

Answer

A. Lumbering function

Answer

B. Small-scale shopping

Answer

C. Mining function

Question 55

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

Accepted Answer

D. sial, sima, mantle and core

Answer

A. sial, mantle, sima, core

Answer

B. sima, sial, core, mantle

Answer

C. core, mantle, sima and sial

Question 56

The following are areas of lowlands in Nigeria except in Nigeria

Accepted Answer

B. The Eastern Scarpland

Answer

A. The Chad Basin

Answer

C. The Coaster plain

Answer

D. The Niger-Benue trough

Question 57

Which of the following statistical mapping techniques is most suitable for showing the spatial distribution of cattle in the different northern states of Nigeria?

Accepted Answer

A. Dot map

Answer

B. Isopleth

Answer

C. Pie graph

Answer

D. Proportion circle

Question 58

What is the longitude of a town Y whose local time is 12:00 noon when Greenwich mean time is 6:00pm

Accepted Answer

A. 90$^o$ W

Answer

B. 180$^o$ E

Answer

C. 150$^o$ W

Answer

D. 80$^{o}$ E

Question 59

Which of the following is not a precaution to be taken when making a compass traverse?

Accepted Answer

D. The compass must be held vertically so that the edge of the card does not rub against the top of the compass

Answer

A. The bearing should not be observed from a position close to strongly magnetic materials

Answer

B. The 'back' bearing should be taken from the other end of the line and should differ from the 'on'/'forward' bearing by exactly 180$^{o}$

Answer

C. All magnetic materials should be removed from the body and pockets of the reader before the bearing is taken

Question 60

The part labelled X in the soil profile is known as

Accepted Answer

B. sub soil

Answer

A. top soil

Answer

C. parent materials

Answer

D. bedrock

Question 61

Which of the following is not an example of mineral resources?

Accepted Answer

A. Latex

Answer

B. Zinc

Answer

C. Coal

Answer

D. Tin

Question 62

Which of the following is a vegetation characteristics of the Tropical rainforest?

Accepted Answer

A. Trees are not in pure stand

Answer

B. Tough, small, leathery, hairy leaves to guard against excessive transpiration

Answer

C. Trees are conical in shape

Answer

D. there is high undergrowth

Question 63

Use the information on country Y below to answer the question that follows: Land area = 200,000km $^{2}$ Population = 10,000,000. calculate the population density of country Y

Accepted Answer

A. 50 persons per km $^{2}$

Answer

B. 0.02 persons per km $^{2}$

Answer

C. 200 persons per km $^{2}$

Answer

D. 20 persons per km $^{2}$

Question 64

The name given to two or more towns/cities which have grown to merge with one another is?

Accepted Answer

C. Conurbation

Answer

A. Hamlet

Answer

B. Homestead

Answer

D. Megapolis

2020 JAMB Geography Past Questions and Answers

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2020 JAMB Geography Past Questions and Answers

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