Plantation produces around __________ percentage of industrial woods.
Plantation produces around __________ percentage of industrial woods.
An example of one way ecological cycle is
An example of one way ecological cycle is
The maximum in daytime surface temperature typically occurs _______ the earth receives its most intense solar radiation.
The maximum in daytime surface temperature typically occurs _______ the earth receives its most intense solar radiation.
________ is the degradation of land in arid, semi-arid and dry sub-humid areas.
________ is the degradation of land in arid, semi-arid and dry sub-humid areas.
Organisms having the potential for interbreeding and producing fertile offspring is called
Organisms having the potential for interbreeding and producing fertile offspring is called
Ex situ conservation includes
Ex situ conservation includes
The complex network of interconnected food chains is called ___________
The complex network of interconnected food chains is called ___________
First National Park in India
First National Park in India
Ozone depletion in the stratosphere will cause
Ozone depletion in the stratosphere will cause
_________ is an integration of several subjects that include both science and social studies.
_________ is an integration of several subjects that include both science and social studies.
According to the Stefan-Boltzmann law, the radiative energy emitted by one square meter of an object is equal to a constant multiplied by its temperature raised to the _______ power.
According to the Stefan-Boltzmann law, the radiative energy emitted by one square meter of an object is equal to a constant multiplied by its temperature raised to the _______ power.
Maximum deposition of DDT will occur in
Maximum deposition of DDT will occur in
_________ mixed with diesel reduces carbon monoxide emissions up to 50%.
_________ mixed with diesel reduces carbon monoxide emissions up to 50%.
Algal bloom results in
Algal bloom results in
Which statement(s) below is/are correct?
Which statement(s) below is/are correct?
Red sea is an example of a ________ structure.
Red sea is an example of a ________ structure.
Which of the following statements is/are correct?
Which of the following statements is/are correct?
_________ is the first country to have phased out the CFCs and HCFCs which are responsible for the depletion of the ozone layer
_________ is the first country to have phased out the CFCs and HCFCs which are responsible for the depletion of the ozone layer
When number of food chains is interlocked this is called
When number of food chains is interlocked this is called
The formula of growth rate for population in given time is
The formula of growth rate for population in given time is
In an aquatic ecosystem, the depth to which light penetrates is called
In an aquatic ecosystem, the depth to which light penetrates is called
The pyramid of biomass is inverted in
The pyramid of biomass is inverted in
Favorable morphological and physiological response to a change in environment is called
Favorable morphological and physiological response to a change in environment is called
__________ is derived recently from living organisms and their metabolic products.
__________ is derived recently from living organisms and their metabolic products.
Most of the natural gas used in the United States is consumed by
Most of the natural gas used in the United States is consumed by
What is deforestation?
What is deforestation?
The unfavourable alteration of environment due to human activities is termed as
The unfavourable alteration of environment due to human activities is termed as
A slow moving river of solid ice is called
A slow moving river of solid ice is called
Red data book contains data of
Red data book contains data of
The formation of __________ is the most characteristic feature in upper course of a river
The formation of __________ is the most characteristic feature in upper course of a river
Air is composed of gases, water vapours and
Air is composed of gases, water vapours and
The pyramid of numbers is inverted in the case of
The pyramid of numbers is inverted in the case of
Infection of HIV is usually detected by which test
Infection of HIV is usually detected by which test
Which of the following is not an indicative biological trait for the trait of ecology?
Which of the following is not an indicative biological trait for the trait of ecology?
First Biosphere reserve in India
First Biosphere reserve in India
Lotic ecosystem refers to
Lotic ecosystem refers to
Viable material of endangered species can be preserved by
Viable material of endangered species can be preserved by
Bears are usually hunted and killed for their
Bears are usually hunted and killed for their
Fungi is/are
Fungi is/are
Synecology deals with
Synecology deals with
Flag ship species of Choolannur sanctuary
Flag ship species of Choolannur sanctuary
The head quarter of IUCN is located in
The head quarter of IUCN is located in
When the two ecosystems overlap each other, the area is called
When the two ecosystems overlap each other, the area is called
Green revolution is associated with _________
Green revolution is associated with _________
The portion of the earth and its environment which can support life is known as _________
The portion of the earth and its environment which can support life is known as _________
Lions are found in
Lions are found in
Chemical reactions triggered by ________ transforms the organic material into hydrocarbons.
Chemical reactions triggered by ________ transforms the organic material into hydrocarbons.
The pioneers in xerach succession is the
The pioneers in xerach succession is the
________ is the natural phenomenon, caused by an unlimited and unprecedented rainfall.
________ is the natural phenomenon, caused by an unlimited and unprecedented rainfall.
Eravikulam National Park conserves
Eravikulam National Park conserves
Biogas is composed of
Biogas is composed of
What is deep ecology?
What is deep ecology?
An ecosystem must have continuous external source of
An ecosystem must have continuous external source of
Which of the following is the major cause of pollution
Which of the following is the major cause of pollution
Public awareness of environment creates ___________
Public awareness of environment creates ___________
The primary source of energy for the earth's atmosphere is:
The primary source of energy for the earth's atmosphere is:
Two opposite forces operate in the growth and development of every population. One of them is related to the ability to reproduce at a given rate. The force opposite to it is called
Two opposite forces operate in the growth and development of every population. One of them is related to the ability to reproduce at a given rate. The force opposite to it is called
Rain water harvesting is a major method implemented for_____________
Rain water harvesting is a major method implemented for_____________
What is meant by GM foods?
What is meant by GM foods?
An important reason for the large daily temperature range over deserts is:
An important reason for the large daily temperature range over deserts is:
Torrey Canyon is famous for
Torrey Canyon is famous for
Ecotype is a type of species in which environmentally induced variations are
Ecotype is a type of species in which environmentally induced variations are
Burning of coal produces oxides of sulphur and nitrogen which combined with water vapor leads to
Burning of coal produces oxides of sulphur and nitrogen which combined with water vapor leads to
Natural gas that was formed from ancient prehistoric forests is called
Natural gas that was formed from ancient prehistoric forests is called
Germ Layer includes
Germ Layer includes
All the genes of a population is called
All the genes of a population is called
World s most problematic aquatic weed is
World s most problematic aquatic weed is
Which tree is known as Coral tree?
Which tree is known as Coral tree?
The organic matter produced by the Photosynthetic activity of green plants is called as
The organic matter produced by the Photosynthetic activity of green plants is called as
Which among the following result in the formation of soil?
Which among the following result in the formation of soil?
The components of LPG are _____________
The components of LPG are _____________
The resources that can be replaced by natural ecological cycle is called
The resources that can be replaced by natural ecological cycle is called
The term "Eco" implies
The term "Eco" implies
In the atmosphere, tiny solid or liquid suspended particles of various composition are called:
In the atmosphere, tiny solid or liquid suspended particles of various composition are called:
The unit of total water content of the soil is known as
The unit of total water content of the soil is known as
Which of the following is a biodiversity hot sport in India?
Which of the following is a biodiversity hot sport in India?
Autecology deals with
Autecology deals with
The resources that are derived from bio-mass of living organisms are called ________ resources.
The resources that are derived from bio-mass of living organisms are called ________ resources.
When the air temperature is below freezing, the saturation vapor pressure over water is .
When the air temperature is below freezing, the saturation vapor pressure over water is .
Temperate forests occur in India in
Temperate forests occur in India in
Which of the following gas is present at a very high concentration in our environment?
Which of the following gas is present at a very high concentration in our environment?
If we uncover half of the forest, covering of the earth, what crisis will be produced at most and at first?
If we uncover half of the forest, covering of the earth, what crisis will be produced at most and at first?
Which among the following is mobile in nature?
Which among the following is mobile in nature?
Pick out the world s rarest monkey.
Pick out the world s rarest monkey.
When is the World Wildlife week ?
When is the World Wildlife week ?
Zoos are examples for
Zoos are examples for
_________ is an important factor that aggravates the effect of drought
_________ is an important factor that aggravates the effect of drought
The nation whose government is promoting large families because of an aging population and low fertility rate is
The nation whose government is promoting large families because of an aging population and low fertility rate is
Which functional feeding groups are involved in the process of in-stream physical breakdown of coarse material into fine particulate organic matter?
Which functional feeding groups are involved in the process of in-stream physical breakdown of coarse material into fine particulate organic matter?
_________ energy is the main driving force of the ecological system.
_________ energy is the main driving force of the ecological system.
Which of the following is the most responsible for world water crisis?
Which of the following is the most responsible for world water crisis?
The Primary Consumers are also called as
The Primary Consumers are also called as
Which among the following is related to the word Mesoderm ?
Which among the following is related to the word Mesoderm ?
A group of individuals of a plant or animal species, inhabiting a given area is called
A group of individuals of a plant or animal species, inhabiting a given area is called
An ecosystem gradually merges with an adjoining one through a transitional zone is called the ______________
An ecosystem gradually merges with an adjoining one through a transitional zone is called the ______________
_________ is the phenomenon where the earth retains heat.
_________ is the phenomenon where the earth retains heat.
Which of the following would be considered to be a biotic component of an environment
Which of the following would be considered to be a biotic component of an environment
The dramatic increase in agricultural production that have been made possible by high yield miracle crops are called the
The dramatic increase in agricultural production that have been made possible by high yield miracle crops are called the
Sunlight that bounces off a surface is said to be ________ from the surface.
Sunlight that bounces off a surface is said to be ________ from the surface.
