Amazon : Environment – GA & Aptitude Test -

Which natural disaster causes more deaths than any other?
a) Volcano
b) Fire
c) Flooding
d) Earthquakes
The natural process of the earths atmosphere heating through the traping of re-radiated
infra-red radiation is known as
a) Global warming
b) Green house effect
c) Solar heating
d) Thermal inversion
Temperate forests are likely to have which of the following species of trees?
a) Maple
b) Spruce
c) Pine
d) All
About what percentage of Earth people live in areas where water shortage are common.
a) 40 percent
b) 30 percent
c) 45 percent
d) 25 percent
Which of the following is not associated with industrial food production?
a) The use of fossil fuels
b) Chemical fertilizers
c) Large amount of labour
d) Machinery
With what bio-region is the team ‘steppe’ associated?
a) Coniferous forest
b) Tropical forests
c) Savanna
d) Grass land
In which of the following areas do international environmental treaties exist?
a) Fisheries
b) Whaling
c) Ocean pollution
d) All
What percentage of earths water is fresh water
a) 75 percent
b) 3 percent
c) 27 percent
d) 10 percent

Which country ratified the Kyoto protocol in late 2004 and thus caused it to become
international law?
a) Russia
b) USA
c) China
d) India
The world’s growing appetite for what food product is a leading cause of tropical
deforestation?
a) Lamb
b) Sugar
c) Beef
d) Pork
Between 1950 and 1980, an area of the size of Denmark has been decertified in which
country.
a) China
b) India
c) Bangladesh
d) Iran
If current rates of deforestation continues in south-east Asia, then how many years would
it take for the region to become completely stripped of its forest?
a) 30
b) 40
c) 50
d) 60
In what type of bio-region is desertification most likely to occur?
a) Temperate forest
b) Savanna
c) Tropical forests
d) Grass lands
Why is cattle ranching not sustainable in areas that were formerly tropical forests?
a) Cattle reaching quickly exhausts the nutrient-poor soil of tropical rainforests.
b) Cattle waste is toxic to rainforest soils.
c) Both (a) and (b)
d) None
According tom United National estimate, about how much of the world’s range-lands
are threatened by desertification?
a) 60 percent
b) 70 percent
c) 50 percent
d) 30 percent
Tropo pause is the boundary line between troposphere and ———
a) Mesosphere
b) Stratosphere
c) ionosphere
d) Exosphere

Shrubs, thickest and stunted trees like kikar, jal and others are found in
a) evergreen forests
b) deciduous forests
c) dry forests
d) hill forests
The study of day-to-day variations in weather is called
a) Climatology
b) Meteorology
c) Cyclogensis
d) None
The ionosphere includes
a) Mesosphere
b) Thermosphere
c) Exosphere
d) Both (b) and (c)
According to your text, what can “be thought of as the genetic library that keeps life going
on earth”?
a) Bio-diversity
b) Human genes
c) The human genome project
d) None

Answer