# 2017 JAMB Geography Past Questions & Answers - page 5

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41
The Ruhr valley of West Germany is noted for

A
iron and steel industries
B
food and drink industries
C
raw materials processing industries
D
building and construction industries

Correct Option: A

Solution
The answer is A The Ruhr valley in the late 180's is known for its iron production. it is the place in Germany where ammunitions were produced during the world war around 1820, hundreds of mills were produced in many workshops then, knives,tools and weapons were manufactured. iron ore was actually discovered in the Ruhr valley

42
Settlements where the people build their houses along routes are often called

A
scattered settlements
B
rural settlements
C
linear settlements
D
dispersed settlements

Correct Option: C

Solution
linear settlement is a settlement where people form their building in a long line mostly along transport routes

43
Use the map to answer the following question
The area marked O is a

A
Iron mining area
B
Salt spring
C
Coal mining area
D
Lime stone area

Correct Option: C

Solution
Enugu axis is one of the main coal mining states in Nigeria. Coal was discovered there in 1909

44
A woman living on Longitude 30oE is carrying her body to the hospital around 1 am on Monday. Calling her husband on plane who is on 30oW, when will the husband pick the call

A
3 am
B
5 pm
C
7 am
D
9 pm

Correct Option: D

Solution
30oE + 30oW = 60o, 1hour = 15o, therefore 60o gives 4 hours which means both are 4 hours interval. In time calculation, the west love an hour at every step which the est gains an hour. The wife is carrying the baby and calling the husband at 30oE, 1 am, so the husband at the west will loose an hour at every step.
1 am before 12 midnight, westward minus 3 hours gives 9 pm in Sunday. Therefore, the wife calls on Monday while the husband receives the call on Sunday at 9 pm.

45
At least 70% of Nigerian total rubber production comes from

A
Delta State
B
Ogun State
C
Ondo State
D
Cross River State

Correct Option: A

Solution
Delta state, other options also produce rubber but delta state produce than other state
sapele in delta state is where the first rubber plantation in Nigeria was establish during the era of the colonial masters.

46
The greatest advantage of road transport over other types of transportation is that it

A
can convey bulky goods
B
can link up two or more countries easily
C
is more economical
D
is flexible

Correct Option: D

Solution
Road transport has the greatest advantage due to being flexible because unlike other transportation means road have the advantage of reaching every corner of an area and also movement can be stopped at any particular time and place

47
Use the map below to answer the question that follows:
The area marked D is

A
Guinea savanna
B
high forest
C
sahel savanna
D
sudan savanna

Correct Option: D

Solution
Answer is D, The Nigeria savanna vegetation include Sudan,Sahel and guinea.

Sudan savanna comes immediately after the north of the guinea savanna as the cardinal point on the diagram describes the direction to the north, the Sudan comes after the guinea the chief product are cattle, groundnut, guinea corn and millet The Sahel savanna is made up of grasses and water shortage is experienced there and this does not encourage plant to grow luxuriantly.

The guinea savanna is suitable between Sudan savanna and rain forest

48
The chronological order of these mining activities is

A
exploitation, exploration, refining, transportation
B
transportation, refining, exploitation, exploration
C
exploration, exploiration, refining, transportation
D
refining, exploitation, transportation, exploration

Correct Option: C

Solution
The answer is c exploration,exploitation, refining and transportation chronological order deals with arrangement in order of time from the earliest to the latest in mining exploration which is about inquiring and studying the mineral to be mined comes first, followed by exploitation which deals with working/getting the mineral. refining comes after which is just about separating the minerals and removing unwanted material from it. transporting of the ruined minerals to another site then comes afterwards Option A is wrong because you don't work on minerals if you don't discover and study it first that explain exploitation coming before exploration Option B is wrong because transportation cannot come first in mining process due to the fact that mining hasn't been done so there is nothing mined to transport Option D is wrong because one needs to exploit the minerals to be mined before separating the minerals which refining stand for

49
Deforestation occurs when one of the following happens except

A
trees are cut down for agricultural purpose
B
trees are cut down for limber
C
bush is subjected to excessive burning and grazing
D
shifting cultivation is practised

Correct Option: D

Solution
Shifting cultivation occurs when a piece of land is left fallow for a while, mostly within a farming season for cultivation to be done on another piece of land. That has no damaging effect on the forest.
When trees are cut down for agricultural purposes, timber production and during excessive bush burning and grazing, the forest is often lost or reduced as there will be reduction in the numbers of trees available.
This often lead to erosion and desert enroachment

50
Honshes industrial area in Japan is noted for

A
the capital of Japan
B
ship building and fertile manufacturing
C
coal mining and production
D
chemical production

Correct Option: B

Solution
ship building and textile manufacturing. Japan is one of the largest industrial regions in asia

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