The source of energy in an ecosystem is
The source of energy in an ecosystem is
As it travels along the food chain, the concentration of DDT
As it travels along the food chain, the concentration of DDT
Average total rainfall is 100 - 150 cm in __________ , located in Australia, South America and Africa.
Average total rainfall is 100 - 150 cm in __________ , located in Australia, South America and Africa.
Hot spots are regions of high
Hot spots are regions of high
UV radiations is injurious to plants because it
UV radiations is injurious to plants because it
The most abundant gas in the stratosphere is:
The most abundant gas in the stratosphere is:
Major cause of Ozone depletion is due to which chemical?
Major cause of Ozone depletion is due to which chemical?
Ideal conditions for a strong radiation inversion:
Ideal conditions for a strong radiation inversion:
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In grazer food chain the living plants are directly
In grazer food chain the living plants are directly
In the middle latitudes of the Northern Hemisphere, surface winds tend to blow ____ and ____ around an area of surface low pressure.
In the middle latitudes of the Northern Hemisphere, surface winds tend to blow ____ and ____ around an area of surface low pressure.
If the earth's average surface temperature were to increase, the amount of radiation emitted from the earth's surface would ____, and the wavelength of peak emission would shift toward ____ wavelengths.
If the earth's average surface temperature were to increase, the amount of radiation emitted from the earth's surface would ____, and the wavelength of peak emission would shift toward ____ wavelengths.
Which of the following green house gases trap more heat?
Which of the following green house gases trap more heat?
During the course of a year, the sun will disappear from view near the North Pole on what date?
During the course of a year, the sun will disappear from view near the North Pole on what date?
Forests grow in high rain fall areas are
Forests grow in high rain fall areas are
The final stable community in an ecological succession is called the
The final stable community in an ecological succession is called the
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Atmospheric ozone layer which protect us from UV-B and C is getting depleted most by addition of
Atmospheric ozone layer which protect us from UV-B and C is getting depleted most by addition of
The percentage of water vapor present in the air compared to that required for saturation is the:
The percentage of water vapor present in the air compared to that required for saturation is the:
Earth summit of Rio de Janeiro (1992) resulted in
Earth summit of Rio de Janeiro (1992) resulted in
On a clear, calm, night, the ground and air above cool mainly by this process:
On a clear, calm, night, the ground and air above cool mainly by this process:
_________ element had guided the earlier navigators to keep them on right path.
_________ element had guided the earlier navigators to keep them on right path.
The crack marked on a glacier due to splitting of ice is called
The crack marked on a glacier due to splitting of ice is called
As the air temperature increases, with no addition of water vapor to the air, the relative humidity will:
As the air temperature increases, with no addition of water vapor to the air, the relative humidity will:
The movement "Beej Bachao Andolan" was aimed for the conservation of _______
The movement "Beej Bachao Andolan" was aimed for the conservation of _______
_______ trees shed their leaves during winter and hot summer.
_______ trees shed their leaves during winter and hot summer.
The true statement about "green house effect" is that it is
The true statement about "green house effect" is that it is
The forests which occur in law rain fall area is
The forests which occur in law rain fall area is
The horizontal transport of any atmospheric property by the wind is called:
The horizontal transport of any atmospheric property by the wind is called:
Extensive planting of trees to increase forest cover is called
Extensive planting of trees to increase forest cover is called
Which one is nature's cleaner?
Which one is nature's cleaner?
Which one is true?
Which one is true?
Which one of the following is the correct percentage of the two green house gases that contribute to the total global warming?
Which one of the following is the correct percentage of the two green house gases that contribute to the total global warming?
Animals that feed only on plants are called
Animals that feed only on plants are called
_________ is the regulatory authority of quality in India
_________ is the regulatory authority of quality in India
What is Carcinogen?
What is Carcinogen?
Heavy dust can cause
Heavy dust can cause
The word Biophilia was coined by
The word Biophilia was coined by
Coal is a __________ resource
Coal is a __________ resource
Which country contains about 50% of the world's coal resources?
Which country contains about 50% of the world's coal resources?
Air pollution is severe in
Air pollution is severe in
What is desertification?
What is desertification?
The areas where soil is washed away into streams, transported into rivers and finally lost to the sea are called
The areas where soil is washed away into streams, transported into rivers and finally lost to the sea are called
Which one of the following problems is not created by noise pollution?
Which one of the following problems is not created by noise pollution?
As the air temperature increases, with no addition of water vapor to the air, the dew point will:
As the air temperature increases, with no addition of water vapor to the air, the dew point will:
Perspiration cools the body by
Perspiration cools the body by
The effect of ozone depletion include
The effect of ozone depletion include
This is used as a guide to planting and for determining the approximate date for harvesting crops:
This is used as a guide to planting and for determining the approximate date for harvesting crops:
Industrial melanism is an example of
Industrial melanism is an example of
The pollutant that causes hole in the ozone layer is
The pollutant that causes hole in the ozone layer is
The temperature scale that sets freezing of pure water at 32o F:
The temperature scale that sets freezing of pure water at 32o F:
The processes of condensation and freezing:
The processes of condensation and freezing:
The Term Smog was introduced in 1905 by
The Term Smog was introduced in 1905 by
If the air temperature remains constant, evaporating water into the air will ____ the dew point and ____ the relative humidity.
If the air temperature remains constant, evaporating water into the air will ____ the dew point and ____ the relative humidity.
The gas that absorbs most of the harmful ultraviolet radiation in the stratosphere:
The gas that absorbs most of the harmful ultraviolet radiation in the stratosphere:
The formula for exponential population growth is
The formula for exponential population growth is
A great deal of indoor air pollution comes from
A great deal of indoor air pollution comes from
A dim, "watery" sun visible through a gray sheet-like cloud layer is often a good indication of ____ clouds.
A dim, "watery" sun visible through a gray sheet-like cloud layer is often a good indication of ____ clouds.
Global warming is caused by
Global warming is caused by
Which of the following is mainly responsible for the extinction of wild life
Which of the following is mainly responsible for the extinction of wild life
Major consumer of wood from forest is ___________
Major consumer of wood from forest is ___________
Heat is energy in the process of being transferred from:
Heat is energy in the process of being transferred from:
Which of the following provides a measure of the average speed of air molecules?
Which of the following provides a measure of the average speed of air molecules?
Example of primary pollutant
Example of primary pollutant
Which one of the following is the most stable ecosystem?
Which one of the following is the most stable ecosystem?
BOD of a river water is found very high. This means water
BOD of a river water is found very high. This means water
National Park associated with rhinoceros is
National Park associated with rhinoceros is
Photosynthesis is found in
Photosynthesis is found in
The inherent ability of organisms to reproduce and multiply is called
The inherent ability of organisms to reproduce and multiply is called
Warming in the stratosphere is mainly caused by:
Warming in the stratosphere is mainly caused by:
Sinking air warms by this process:
Sinking air warms by this process:
Which of the following determine the kind (wavelength) and amount of radiation that an object emits?
Which of the following determine the kind (wavelength) and amount of radiation that an object emits?
Which plants die after flowering?
Which plants die after flowering?
What is meant by ex-situ conservation?
What is meant by ex-situ conservation?
Pick out the potent green house gas
Pick out the potent green house gas
Rain during November is more acidic than monsoon rain due to
Rain during November is more acidic than monsoon rain due to
Organisms which depened on Producers for nutrition are called
Organisms which depened on Producers for nutrition are called
Phytoplankton are
Phytoplankton are
This holds a planet's atmosphere close to its surface:
This holds a planet's atmosphere close to its surface:
_________ is the most inhuman of social crimes.
_________ is the most inhuman of social crimes.
A population is a group of
A population is a group of
In a photochemical smog, which gas is an eye and mucous membrane irritant?
In a photochemical smog, which gas is an eye and mucous membrane irritant?
Although the polar regions radiate away more heat energy than they receive by insolation in the course of a year, they are prevented from becoming progressively colder each year by the:
Although the polar regions radiate away more heat energy than they receive by insolation in the course of a year, they are prevented from becoming progressively colder each year by the:
Endemic species are
Endemic species are
Which of the following has the least similarity when comparing two examples of the same biome located in different parts of the world?
Which of the following has the least similarity when comparing two examples of the same biome located in different parts of the world?
The conversion of ammonia to nitrate is known as ________
The conversion of ammonia to nitrate is known as ________
Evaporation is a _________ process.
Evaporation is a _________ process.
Green House effect is caused by
Green House effect is caused by
Which of the following is an extinct species?
Which of the following is an extinct species?
The presence of high coliform counts in water indicates
The presence of high coliform counts in water indicates
Largest reptile in the world
Largest reptile in the world
During the afternoon the greatest temperature difference between the surface air and the air several meters above occurs on a:
During the afternoon the greatest temperature difference between the surface air and the air several meters above occurs on a:
_________ is the 12th Mega Biodiverse Country in the world.
_________ is the 12th Mega Biodiverse Country in the world.
Wild life is continuously decreasing. What is the main reason of this?
Wild life is continuously decreasing. What is the main reason of this?
Acid rain mainly result from
Acid rain mainly result from
The intermediate developmental stages in the ecological succession is called
The intermediate developmental stages in the ecological succession is called
Which of the following is not considered a temperature scale?
Which of the following is not considered a temperature scale?
The first trophic level in a food chain
The first trophic level in a food chain
Carbon sequestration is a strategy used to control
Carbon sequestration is a strategy used to control
The type of ecosystem with the highest mean plant productivity is
The type of ecosystem with the highest mean plant productivity is
Typically, water vapor occupies about what percentage of the air's volume near the earth's surface?
Typically, water vapor occupies about what percentage of the air's volume near the earth's surface?
Ozone depletion is mostly caused by
Ozone depletion is mostly caused by
Rising air cools by this process:
Rising air cools by this process:
