The biggest energy source on the surface of the earth is
|
Solar radiation
|
The acid found in soil is
|
Humic acid
|
Burning of fossil fuels releases
|
Carbon-di-oxide
|
The place referred to as the Valley of Death
is
|
Cubatao in Brazil
|
The Valley
of Flowers is located
at
|
Garhwal in Himalayas
|
The element found abundant in the crust of the earth is
|
Oxygen
|
99 percent of the crust of earth is composed of
|
Elements
|
The crust of the earth is called
|
Lithosphere
|
The type of soil found in the dessert is
|
Aridisols
|
Acid rain was discovered by
|
R.A.Smith
|
The simplest and least polluting way of deriving energy is
|
Solar energy
|
Junk of appliances and vehicles is known as
|
Solid Waste
|
Oceans are ecologically divided into how many regions
|
Five
|
Uranium miners more frequently suffer from
|
Cancer
|
Textile workers more frequently suffer from
|
Byssinosis
|
Coal miners more frequently suffer from
|
Black lung diseases
|
The type of living beings more sensitive to nuclear
radiations are
|
Mammals
|
The most acute pollution problem faced by nuclear power
industry is
|
Disposal of nuclear waste
|
Excessive inhalling of manganese causes
|
Pneumonia
|
Hay fever is due to the presence of which thing in the air
|
Pollen
|
The metal which causes systemic poisoning in man is
|
Lead
|
Dust containing silica causes
|
Silicosis
|
Intensive use of nitrate fertilizers causes
|
Methemoglobinemia
|
The most economic and pollution free form of transport is
|
Bicycle
|
The main source of harmful radiations in our house can be
due to
|
Televisions
|
The most recently discovered ecosystem is
|
Vent
|
The most biologically productive ecosystem is
|
Alluvial plains
|
Ecologists divide divide lakes into how many zones
|
Three
|
Death valley is located
in which dessert
|
Nevada
|
Man first cultivated crops in which age
|
Neolithic
|
Sheep were initially domesticated for
|
Meat and milk
|
The industrial chemical which increases the chance of
developing Leukemia is
|
Benzene
|
The Royal society for the Protection of Birds was formed in
|
1889 AD
|
`Man and the Biosphere'an ecological programme was
launched by
|
UNESCO
|
Chemicals which get rid of pests are called as
|
Pesticides
|
The living beings which are known as teritary consumers
are
|
Meat-eating animals
|
A motor car produces least amount of pollution while
|
Moving
|
The first living beings who established themselves on
rocky slopes were
|
Lichens
|
Birds evolved on earth during the
|
Jurassic period
|
Water covers about how many percent of the earth's surface
|
Seventy
|
Oxygen was discovered by
|
Joseph Priestley
|
Oxygen was discovered in
|
August 1774
|
The word `Oxygen'was coined by
|
Antonie Levoiser
|
When something burns in air, it combines with oxygen and
the process is called
|
Oxidation
|
When we breather,oxygen combines chemically with glucose
in the body to create
|
Energy
|
The two major components of air are oxygen and
|
Nitrogen
|
The French chemist who showed that air was the same all
around the world was
|
Henri Regnault
|
William Ramsay discovered that air also contained tiny
traces of
|
Inert gases
|
The gases which are slow to react with other chemicals are
called
|
Inert gases
|
The air surrounding the earth is forever on the move
because of
|
Sun's heat
|
A space with nothing in it is called
|
Vacuum
|
Air pressure is related to density of air. This was
discovered by whom in 1662 AD
|
Robert Boyle
|
Earth's atmosphere has how many layers
|
Five
|
Moon gets very hot and very cold as it has no
|
Atmosphere
|
78 percent of the atmosphere is
|
Nitrogen
|
21 percent of the atmosphere is
|
Oxygen
|
The atmospheric layer immediately around the earth is
called
|
Troposphere
|
The second atmospheric layer is called
|
Stratosphere
|
The third atmospheric layer is called
|
Mesosphere
|
The fourth atmospheric layer is called
|
Ionosphere
|
The fifth atmospheric layer is called
|
Exosphere
|
Human beings inhale what and give out what
|
Oxygen,carbon dioxide
|
Plants inhale what and give out what
|
Carbon dioxide,oxygen
|
Bubbles in soda water is due to presence of
|
Carbon dioxide
|
Ozone is actually a form of
|
Oxygen
|
We are protected from ultraviolet radiation from the sun
due to the presence of
|
Ozone layer
|
The main culprit which is destroying the ozone layer is
|
CFC gases
|
The main green house gas is
|
Carbon dioxide
|
As one goes higher in the atmosphere,air pressure
|
Decreases
|
As per Daniel Bernoulli,whenever air moves,its pressure
|
Drops
|
The most common compound on earth is
|
Water
|
Life originally emerged from
|
Water
|
About how many percent of the world's water is solid
|
Two
|
Less than how many percent of the world's water is fresh
water
|
Three
|
The amount of water vapour in the atmosphere is known as
|
Humidity
|
Any substance that dissolve in the water vapour it absorbs
is said to be
|
Deliquescent
|
Henry Cavendish proved that water was a compound which
included
|
Hydrogen
|
The french chemist who showed that water was a simple compound
of hydrogen and oxygen was
|
Antoine Lavoiser
|
In case of heavy water,oxygen combines with
|
Deuterium
|
A special type of hydrogen with an extra neutron in its
nucleus is
|
Deuterium
|
Heavy water can be extracted from ordinary water by the
process of
|
Distillation
|
In every water molecutl,there are how many hydrogen atoms
and how many oxygen atoms
|
Two,one
|
Water expands when it is
|
Frozen
|
Oxygen condenses at a temperature of
|
-183.c
|
The ultimate source of nearly all our energy is the
|
Sun
|
Solar cells turn light energy from the sun into
|
Electrical energy
|
Two types of basic energy is
|
Potential energy,kinetic energy
|
Energy that is not doing anything but is simply stored for
action is called
|
Potential energy
|
Energy in the nucleus of an atom is called
|
Nuclear energy
|
As per the Law of Conservation of energy,energy can
neither be nor be
|
Created,destroyed
|
In all energy conversions,heat is produced as
|
Waste
|
Coal,Oil,natural gas,etc.are known as
|
Fossil fuels
|
At the present rate of consumption of coal,it is estimated
that it will last about
|
200
|
At the present rate of consumption of coal,it is estimated
that it will last about
|
40
|
Nuclear energy is released by a process called
|
fission
|
It is estimated that nuclear power stations are presently
producing about how many percent of world's electricity
|
20
|
Joule proved that heat was a form of
|
Energy
|
The sun heats the earth by a process called
|
Radiation
|
Nuclear radiations can cause an eye disease called
|
Cataract
|
A Landfill produces a pollutant gas,
|
Methane
|
The gases that produce acid rain are
|
Sulphur dioxide and nitrous oxide
|
Hydrogen bomb was tested on a
|
Pacific atoll
|
The European river Rhine
was till recently called as
|
Europe's industrial sewer
|
Ultraviolet radiations from the sun can cause
|
Skin cancer
|
When lakes become acidic,the substance used to counteract
the acidity is
|
Lime
|
Water Resources Institute is located at
|
Washington
D.C.
|
The science of human settlements is called
|
Ekistics
|
Bhopal Gas tragedy occured in
|
1984 AD
|
The city which has the highest sulphur dioxide pollution
is
|
Milan
|
CITES is an international law concerned with
|
Endangered species
|
CITES stands for
|
Convention on Int.Trade in Endangered Species
|
NCEPC stands for
|
National Committee on Environmental Planning and
Co-ordination
|
Project JAWS deals with
|
Winds
|
JAWS stands for
|
Joint
Airport Weather Studies
|
Project FAMOUS deals with
|
Ocean beds
|
FAMOUS stands for
|
French-American Mid Ocean Under Sea Study
|
Pollution Control Research Institute is located at
|
Hardwar
|
International Environmental Prize is awarded by
|
United Nations
|
The use of DDT for agricultural purposes was banned in India
in the year
|
1985 AD
|
The major source of fuel in rural India is
|
Fuelwood and charcoal
|
Asia's largest slum is
located at
|
Mumbai
|
The Department of Environment was set up in
|
|
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