Question 1 of 18 38 total questions
Which of the following statements best explains the absence or sparcity of undergrowth in the equatorial rain forest?
A Very little rain reaches the ground because of the dense vegetation
B There is too much precipitation which destroys the undergrowth
C the taller trees cut off most of the sunlight
D most of the precipitation is usually cleared by run-off after heavy thunderstorms
E the trees have very strong and large roots which prevent undergrowth
A good example of the tropical grassland is the vegetation found around
A Kuala Lumpur (Malaysia)
B Massawa (Ethiopia)
C Buenos Aires (Argentina)
D Kano (Nigeria)
E Winnipeg (Canada)
Which of the following human actves has a beneficial effect on soils?
A Grazing
B Strip cultivation
C Bush burning
D Slopewise cultivation
E Overcropping
Koppen's classification of climate is an empirical system which is based on
A temperature and humidity
B precipitation and pressure
C pressure and humidity
D temperature and pressure
E precipitation and temperature
Which of the following climates is characterised by an alternate hot, wet season and cool dry season?
A Equatorial
B Mediterranean
C Tropical desert
D Tropical Monsoon
E Tropical continental
Diurnal range of temperature is the
A average of the highest and the lowest monthly temperature
B difference between the maximum and the minimum temperature for a year
C average of the minimum and the maximum daily temperature
D difference between the maximum and the minimum temperature for a month
E difference between the highest and the lowest temperature for a day
Air pressure at sea levels is higher than at the top of mountain because the air at sea level
A originates from the sea
B has a greater weight
C consists of a leser mixture of gases
D has a lesser weight
E consists of a greater mixture of gases
Which of the following pair is not correct in the development of land and sea breeze?
A Rainfall with raingauge
B Humidity with hydrometer
C Pressure with anemometer
D Temperature wiyh thermometer
E Wind direction with wind vane
Which of the following pair is not correct in the development of land and sea breeze?
A Rainfall with raingauge
B Humidity with hydrometer
C Pressure with anemometer
D Temperature wiyh thermometer
E Wind direction with wind vane
The direction of flow of ocean is determined mainly by the
A location of the earth and land sea breezes
B shape of the continents and the temperature of the continental interior
C prevailing winds and the great depth of the ocean
D great depth of the ocean and the amount of fresh water inflow
E prevailing winds and the rotation of the earth
The following conditions are favourable for the formation of deltas except
A strong current running at right angles to the river mouth
B active vertical erosion in the upper course of the river
C sheltered and almost tideless coast
D absence of large lakes in the river course
E shallow sea adjoining the delta
Which of the following best explains why wind erosion is very effective in desert region?
A there are no resistant rock surfaces
B the only agent of erosion is wind
C rocks are generally soft and less resistant
D there are no large water bodies
E rainfall is insufficient and evaporation is high
Rocks which do not allow water to pass through them are
A pervious rocks
B porous rocks
C impermeable rocks
D impervious rocks
E crystalline rocks
Residual mountains are those caused by
A denudation
B residue
C faulting
D vulcanicity
E folding
Which of the following statements is not correct?
A Basalts and granties contain small and large crystals respectively
B Sedimentary rocks which are hardened by compressions are called stratified rocks
C igneous rocks occur in layers and contain fossils
D Rocks changed by great heat and pressure are known as metamorphic rocks
E Calcareous rocks are formed from the remains of living organisms
The commentary of football match which started at 4p.m on Friday in Teheran (60o E) would be heard in Seoul (150o E)at
A 10a.m on Friday
B 5p.m on Friday
C 10p.m on Thursday
D 9a.m on Saturday
E 10p.m on Friday
Lines of longitude can best be described as
A the angular distance of a place north or south of the Equator
B imaginary lines on the earth's surface joining the north and south poles
C great circles numbered from 0o to 90o
D the distance of a place east or west of the Greenwich Meridian
E semi-circles on the globe
Which of the following is not likely to be cultivated in the north-west of the river Yate valley is
A pineapple
B sugar beet
C millet
D rubber
E rice
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