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(1)The unused part of total resources which can be exploited given the technology is known as

[A] Human resources
[B] Artificial Resources
[C] Reserve
[D] Technology-dependent resources
 

(2) Physical components of the environment are

[A] 3
[B] 5
[C] 4
[D] 2
 

(3) Natural resources is subdivided into

[A]3
[B] 2
[C5
[D4
 

(4) The study of how the natural world works, how our environment affects us and how we affect our environment is refer to as

[A] Sociology
[B]Physiology
[C]Environmental Science
[D]Geography
 

(5) Anything which has value placed on it is refer to as

[A]Necessity  
[B] Resources
[C] Money
[D]Mineral

(6) The environment can be said to be made up of ____components

[A] 2
[B]3
[C]4
[D]5
 

(7)Flora, Fauna and microorganism are examples of ____

[A] Water resources
[B] Biological Resources
[C] Physical Resources
[D]Agro-Resources
 

(8) Which of these is NOT an example of physical component of the environment?

[A] Land
[B]Water
[C] Flora
[D]Air
 

(9)Which of these resources is a pollution-free source of electricity?

[A]Air
[B]Water
[C]Solar
[D]Crude Oil
 

(10)_____ provides the basis upon which food production is made

[A]Agriculture
[B]Land
[C]Environment
[D]Human Being
 

(11)Two key process which influence the nature of the land are____
 

[A]Volcanic eruption and Climate
[B]Weather and Climate
[C] Plate Tectonic and Climate
[D]Plate Tectonic and Volcanic Eruption
 

(12)Back then; all the major continent formed one giant super-continent called

[A]Cave
[B]Pangaea
[C]Globe
[D]Sphere
 

(13) The theory that earth�s layer is made up of plates which have moved throughout earth�s history is known as

[A] Revolution
[B]Eclipse
[C] Plate Tectonic
[D]Volcanicity
 

(14)Pangaea begins to rift or split apart arround

[A]1 million years ago
[B] 2 million years ago
[C] 200 million years ago
[D]200 years ago
 

(15) Plate tectonic activities takes place at ____ boundaries

[A] 3
[B] 4
[C] 5
[D] 7
 

(16) Which of this is not a type of boundary?

[A] Transform boundary
[B] Collisional Boundary
[C]errosional boundary
[D] convergent boundary
 

(17) The earth�s longest mountain chain is an underwater chain of mountain

[A]44000 miles long
[B] 47000km long
[C]47000 miles long
[D] 49000km long
 

(18) The boundary where two plates meet is called

[A] divergent boundary
[B]convergent boundary
[C]collisional boundary
[D] errosional boundary
 

(19) Which of these mountains formed as a result of convergent boundaries?

[A] Mt. St. Helen
[B] Mt. Kilimanjaro
[C] Himalayas
[D] Mt. Everest
 

(20) The highest mountain in the world is

[A] Mt. Everest
[B] Mt. Kilimanjaro
[C] The Himalayas
[D]Mt. St. Helen
 

(21) The type of boundary which neither create nor consume crust is known as

[A] errosional boundary
[B] transform boundary
[C] collision boundary
[D] convergent boundary
 

(22) The San Andreas fault in the USA is the most famous _____in the world

[A] transform boundary
[B] Erossional Boundary
[C] Collisional Boundary
[D] Convergent Boundary
 

(23) What can you say is responsible for a volcanic eruption?

[A] High temperature and pressure
[B] Sign of end time
[C] Human activity
[D] the cause is unknown to scientists
 

(24) The envelope of air (gases) surrounding the earith is refer to as

[A]atmosphere
[B] hydrosphere
[C] aerosphere
[D] biosphere
 

(25) The earth�s atmosphere extend outward from the surface to about ____above sea-level

[A] 1000km
[B] 1000miles
[C] 16km
[D] 10000km
 

(26) Most of the atmosphere is concentrated within few kilometer

[A]16km at equator, 8km at the pole
[B]16 miles at equator, 8km at the pole
[C] 8miles at the equator, 16miles at pole
[D]16m at the equator & 8m at the pole
 

(27)About 50% of the earth atmospheric mass is within _____from sea level and about 99% of the earth atmosphere is within the first ____

[A] 5.6km/40km
[B] 40km / 5.6km
[C]5.6km / 40 miles
[D]5.6m / 50m
 

(28) The sun has a surface temperature of about

[A]6000
[B]600F
[C]60000C
[D]6000C
 

(29) The sun energy travels through space for a distance of about

[A] 1500 miles
[B] 1000 million miles
[C] 150 miles
[D] 150 million miles
 

(30) Radiation from the sun include the following EXCEPT

[A] Visible light
[B] infrared
[C] ozone
[D] Ultra Violet rays
 

(31) The sun energy or solar energy reaches the earth through the process called

[A]conduction
[B] Radiation
[C] Convention
[D]insolation
 

(32) Nitrogen is about

[A]78% by mass of air
[B]78% by volume of air
[C] 21% by volume of air
[D] 21% by mass of air
 

(33)Water covers by a very conservative estimate about ____ of the earth surface

[A] 75%
[B] 99%
[C] 70%
[D]78%
 

(34) Only ____ of the freshwater ,is available directly for human consumption

[A] 1%
[B] 0.1%
[C] 0.01%
[D] 0.001%
 

(35) A 21,000 volume of water should contain approximately

[A]4410 volume of water
[B] 10000 volume of water
[C] 16300 volume of water
[D] 210 volume of water
 

(36) The percentage of carbon dioxide in air is

[A] 0.013
[B] 0.03
[C] 0.2
[D] 0.02
 

(37) The atmosphere makes possible a mean temperature on earth surface of

[A] 15C instead of -18C
[B] -18C instead of 18C
[C]18 instead of -15C
[D] 22C instead of -28C
 

(38) Based on temperature changes, the earth atmosphere can be divbided into ______distinct layers

[A] 4
[B] 3
[C] 5
[D] 6
 

(39) The boundary where two plates meet is called

[A] divergent boundary
[B] convergent boundary
[C] collisional boundary
[D] transformation boundary
 

(40) A distinct characteristic that differentiate the troposphere from other layers of the atmosphere is that

[A] Water vapour and the particulate of the atmosphere are concentrated in this layer
[B] Water vapour and particulate are rare in this layer
[C] Nitrogen and rare gases are concentrated in this layer
[D] The layer is colourful than other layers
 

(41) Temperature drops at the rate of about ____

[A] 6.5C per km of altitude
[B] 5.6C per km of altitude
[C] 5.4C per km of altitude
[D]4.5C per km of altitude
 

(42) The phenomenon of temperature drop (decrease) at uniform rate per km of altitude is known as

[A] [B] Global rise rate
[C] temperature lapse rate
[D] Environmental lapse rate
 

(43) In general, there tends to be little turbulence above the boundary layer in the ______

[A] Mesosphere
[B] Troposphere
[C] Thermosphere
[D] Ionosphere
 

(44)The upper edge or top of the troposphere is a narrow zone called

[A] Tropopause
[B] troposphere
[C] tropospause
[D] Ionosphere
 

(45) Within the _______region of the stratosphere, there is stability with little turbulence and vertical mixing

[A] stratosphere
[B] Ozone
[C] Stratospause
[D] Thermosphere
 

(46)Ozone is found in which layer of the atmosphere?

[A] Stratosphere
[B] Mesosphere
[C] Thermosphere
[D] Troposphere
 

(47) Commercial jet aircraft fly in the _____

[A] Lower troposphere
[B] lower stratosphere
[C] Upper troposphere
[D] Upper stratosphere
 

(48)The third layerof the atmosphere is

[A] Thermosphere
[B] Stratosphere
[C] Mesosphere
[D] Troposphere
 

(49) The middle layer of the atmosphere is _____

[A] troposphere
[B] stratosphere
[C] mesosphere
[D] Thermosphere
 

(50) An important part of the atmosphere that maintain the earth�s natural thermostat allowing for life to exist is

[A] stratosphere
[B] troposphere
[C] mesosphere
[D] thermosphere
 

(51) Most of the ozone in the atmosphere is contained in a layer of the atmosphere roughly between

[A] 20 � 30km
[B] 20 � 30 miles
[C] 20 � 30 yard
[D] 2 miles � 3km
 

(52) The biggest of all the layers of earth�s atmosphere is

[A] Thermosphere
[B] Troposphere
[C] Mesosphere
[D] Stratosphere
 

(53) Auroras are _____

[A] Photon of light
[B] North and South Atlantic Lights
[C] Charged electrons
[D] electrons, protons and other ions
 

(54) Auroras are formed in which layer of the atmosphere

[A] Mesosphere
[B] Thermosphere
[C] Troposphere
[D] Stratosphere
 

(55) The electrically conducting region, capable of reflecting radio signals back to earth thereby aiding in transmitting communication and broadcast signals is

[A] thermosphere
[B] ionosphere
[C] exosphere
[D] electrosphere
 

(56) Most modern artificial satellites and balloon are lunched into ____

[A] ionosphere
[B] Thermosphere
[C] exosphere
[D] troposphere
 

(57) The volume of the earth�s water is estimated at about

[A] 1,234,731,100km cubic unit
[B]1,262,736km cubic unit
[C] 1,262,736,100km cubic unit
[D]1,262,736,900km cubic units
 

(58) The percentage of ground water is

[A] 0.31%
[B] 3.15%
[C] 1%
[D] 0.03%
 

(59) Choose the WRONG option

[A]Ocean � 96.53%
[B] polar Ice � 3.15%
[C] Atmosphere � 0.1%
[D] Surface water � 1%
 

(60) Biosphere c an be found in all of the following EXCEPT

[A] Hydrosphere
[B]Lithosphere
[C] Exosphere
[D]Atmosphere
 

(61)An ecological unit that include the living and non living factors of the environment is called

[A]ecology
[B]ecosystem
[C] soil
[D] biosphere
 

(62) What factors determine the type of organism that can successfully live in a particular area

[A]climatic factors
[B]Vegetative factors
[C]Abiotic factors
[D]Biotic factors
 

(63) Life in the ocean can take any of the following form EXCEPT

[A] Benthose
[B]Planktons
[C] Amphibians
[D]Nektons
 

(64) Benthose are ___

[A] plants found in ocean deep
[B] animals found in ocean deeps
[C] marine organism which can freely swim about
[D] None of the above
 

(65) Planktons are _____

[A]marine organisms which swim about
[B] plants and animals with little or no power of movement
[C] Animals that are found in the ocean deeps
[D] Plants growing at the bank of the river
 

(66) Animals that are found in ocean deeps are called

[A] Planktons
[B] Benthose
[C] Nektons
[D] pythons
 

(67) Natural ecosystem are maintain via strict sense of _____

[A] Independent life
[B] interdependence between components entities
[C] non-interdependence between entities
[D] dependency on one component entities which is the sunlight
 

(68) Herbivorous animals are

[A] Producers
[B] Secondary producers
[C] Primary consumers
[D] Secondary consumers


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