SUSTAINABLE MINING---GEOGRAPHY FORM
TWO QUESTIONS WITH
ANSWERS---BY. MWL. JAPHET MASATU.
---Types of Mining Industry
---Major types
of minerals found in
the world
---Methods/ways
of mining
--The effects of
Mining Industry in the environment
---Contribution of
Mining Industry to the
economy of Tanzania.
--Natural Gas production In
Tanzania.
---Oil production
in the Middle
East.
SECTION A : MULTIPLE
CHOICE QUESTIONS.
{1}. Mining is
defined as:-
A.Extraction
o minerals from
the ground.
B.Digging and
wetting soils.
C.Making holes
into soil to
findminerals
D.Digging method.
{2}. Major categories
of minerals are :-
A. Metals
and non- metals
B.Reactants and
non-reactants
C.Chemicals and
non-chemicals.
D.Organic and
inorganic minerals
{3}.Among the
following pairs, which one
is made of
non—metals?
A. Salt,phosphate and
potash.
B.Nitrate, Sulphur
,gold and zinc.
C.Diamond, Coal, manganese and
oil
D.Copper, iron,tin and
natural gas
{4}.The following
are mining methods
except :--
A.Open
cast, Strip method and
vertical method
B.Open cast
method, underground method and
placer method
C.Digging method , strip method
and open cast
method
D. Cultivation method, Strip
method and Underground
method.
{5}. Placer method
of mining can be defined
as :--
A. Alluvial
minerals by using
the pans in
river valleys
B.Digging soil
with mineral ore
along the desert
C. Swirling water
in pans through
deposit
D. Involves digging
hole to the
lower levels
{6}. The
following are economic
importance of mining
except :----
A. Help to
reduce employment
B.Lead to
development of other
sectors like agriculture
C. Encourage development
of towns like
Mwadui in Shinyanga
D. Lead to
diversification of economy
{7}. Which
of the following
is the correct
factor for growth
in the mining
industry?
A.
Availability of capital
B. Absence of labour
C. Political instability
D.Presence of
cities like Dar---es—salaam
{8}. A mining
deposit ore refers
to :--
A. An
area with virgin
source of minerals
B.Extracted area
for very long
time
C. Area without
mineral resources
D.Forest resources
developing minerals source
{9}. A
good government policy
on mining helps the
mining sector :---
A. To
strengthen the mining
activities B. To
decline C. To grow
D. To build
mineral ores
{10}. Decline or
exhaustion of the
mineral deposit can
be referred to as
:-- A.
Problem facing the
mining industry in
any country
B. Factor for
mining development in
any country
C. A name
given to the
mineral land
D. An area
expected to have
minerals
{11}. Which among
the following is a problem
caused by mining
?
A.Leads
to environmental degradation
B.Leads to
development of towns
C.Political stability
D. Increases good services
like roads.
{12}. Which
one among the
following is NOT
an environmental effect
of mining ?
A. Environmental
pollution B. Destroy nature
of land
C. Accelerate deforestation
D. Increase soil fertility
{13}. Improving the
methods of extraction
of minerals can
be referred to as
:-- A.
Suggested way of
minimizing effects of
mining
B.
Problems affecting mining
in Tanzania
C. Methods of
Gold extraction
D.Accelerating mining
activities
{14}. Which one
of the options
below is a
limitation of mining
?
A. Labour
unrest B. Enough
capital
C.Good government policy on
the mining sector D.Stable transport
and communication sector
SECTION B.
SHORT ANSWER QUESTIONS
15.
{a}. Define the
term MINING.
ANSWER:
MINING is the
process of obtaining
minerals from the
earth.
{b}.
Name the five
types of minerals.
ANSWER:
The chief minersl
types in the
World include GOLD, DIAMOND , COPPER
MINERAL ORE , IRON
AND STEEL , TIN , MICA , LEAD
,COAL, URANIUM ,SILVER , NITRATE ,ZINK ,
MANGANESE , NICKEL , CHROME ,
BAUXITE SODA ASH
and PHOSPHATES.
16. Mention
the three {3} major
methods of mining.
ANSWER There
are three major
mining methods, namely :--
{a}. Open cast
mining. {b}. Alluvial mining.
{c}. Underground{ Shaft} mining.:
{17}.Which are
the factors influencing
mineral exploitation ?
ANSWER:
Mineral
exploitation is largely
determined by the
following factors . {a}. The
value of the
minerals. {b}. The size of the
deposits.
{c}.The quality
of minerals. {d}. Transport cost. {e}. Labour
{f}. Methods
of extraction.
{18}.
What are
the problems facing
mining industry in
Tanzania ?
ANSWER: {a}. Lack of Capital
in poor countries has
limited the progress
of mining industry. For example
large reserves of
coal in Ruhuhu
and iron ore
in Ludewa district---Iringa region
in Tanzania remained
unexploited.
{b}. Lack of
skilled labour in
poor countries such
as those of
Sub-Saharan Africa led
to both poor
exploitation and yield.
{c}.Power rationing
like in Tanzania
is weakening the
efforts of developing
the sector.
{d}.Exhaustion of
mineral deposits due
to over exploitation
like Copper in Zambia.
{e}.Price fluctuation
in the World
market , which affects
the development of
mining industry.
{f}.Political strife
for example in
Congo D.R.C also
affects the smooth
exploitation of minerals.
{g}.Poor transport
system especially in
the developing countries
hinder exploration and
other important researches
on mining sector.
Example landlocked countries
like Zambia are
facing several problems.
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