Factors affecting the variety of species in an ecosystem
Intermediate 2 Biology
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acid rain
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reaction shown by an animal on being exposed to an environmental stimulus
role played by a species within a community
loss of land to desert as a result of human activities
inherited characteristic that makes an organism well suited to its environment
piece of apparatus used to study the effect of difference in an environmental factor on an animal's behaviour
poisonous gas that harms living things and reduces biodiversity
general term for contamination of the environment by harmful substances
total variation that exists among all living things on Earth
group of interbreeding organisms whose offspring are fertile
complete clearing away of vast tracts of natural forest and the failure to renew them
harmful form of precipitation that affects plants and animals, reducing biodiversity
struggle for existence between members of a community caused by the limited supply of an essential resource
adaptation
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reaction shown by an animal on being exposed to an environmental stimulus
role played by a species within a community
loss of land to desert as a result of human activities
inherited characteristic that makes an organism well suited to its environment
piece of apparatus used to study the effect of difference in an environmental factor on an animal's behaviour
poisonous gas that harms living things and reduces biodiversity
general term for contamination of the environment by harmful substances
total variation that exists among all living things on Earth
group of interbreeding organisms whose offspring are fertile
complete clearing away of vast tracts of natural forest and the failure to renew them
harmful form of precipitation that affects plants and animals, reducing biodiversity
struggle for existence between members of a community caused by the limited supply of an essential resource
behavioural response
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reaction shown by an animal on being exposed to an environmental stimulus
role played by a species within a community
loss of land to desert as a result of human activities
inherited characteristic that makes an organism well suited to its environment
piece of apparatus used to study the effect of difference in an environmental factor on an animal's behaviour
poisonous gas that harms living things and reduces biodiversity
general term for contamination of the environment by harmful substances
total variation that exists among all living things on Earth
group of interbreeding organisms whose offspring are fertile
complete clearing away of vast tracts of natural forest and the failure to renew them
harmful form of precipitation that affects plants and animals, reducing biodiversity
struggle for existence between members of a community caused by the limited supply of an essential resource
biodiversity
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reaction shown by an animal on being exposed to an environmental stimulus
role played by a species within a community
loss of land to desert as a result of human activities
inherited characteristic that makes an organism well suited to its environment
piece of apparatus used to study the effect of difference in an environmental factor on an animal's behaviour
poisonous gas that harms living things and reduces biodiversity
general term for contamination of the environment by harmful substances
total variation that exists among all living things on Earth
group of interbreeding organisms whose offspring are fertile
complete clearing away of vast tracts of natural forest and the failure to renew them
harmful form of precipitation that affects plants and animals, reducing biodiversity
struggle for existence between members of a community caused by the limited supply of an essential resource
choice chamber
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reaction shown by an animal on being exposed to an environmental stimulus
role played by a species within a community
loss of land to desert as a result of human activities
inherited characteristic that makes an organism well suited to its environment
piece of apparatus used to study the effect of difference in an environmental factor on an animal's behaviour
poisonous gas that harms living things and reduces biodiversity
general term for contamination of the environment by harmful substances
total variation that exists among all living things on Earth
group of interbreeding organisms whose offspring are fertile
complete clearing away of vast tracts of natural forest and the failure to renew them
harmful form of precipitation that affects plants and animals, reducing biodiversity
struggle for existence between members of a community caused by the limited supply of an essential resource
competition
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reaction shown by an animal on being exposed to an environmental stimulus
role played by a species within a community
loss of land to desert as a result of human activities
inherited characteristic that makes an organism well suited to its environment
piece of apparatus used to study the effect of difference in an environmental factor on an animal's behaviour
poisonous gas that harms living things and reduces biodiversity
general term for contamination of the environment by harmful substances
total variation that exists among all living things on Earth
group of interbreeding organisms whose offspring are fertile
complete clearing away of vast tracts of natural forest and the failure to renew them
harmful form of precipitation that affects plants and animals, reducing biodiversity
struggle for existence between members of a community caused by the limited supply of an essential resource
deforestation
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reaction shown by an animal on being exposed to an environmental stimulus
role played by a species within a community
loss of land to desert as a result of human activities
inherited characteristic that makes an organism well suited to its environment
piece of apparatus used to study the effect of difference in an environmental factor on an animal's behaviour
poisonous gas that harms living things and reduces biodiversity
general term for contamination of the environment by harmful substances
total variation that exists among all living things on Earth
group of interbreeding organisms whose offspring are fertile
complete clearing away of vast tracts of natural forest and the failure to renew them
harmful form of precipitation that affects plants and animals, reducing biodiversity
struggle for existence between members of a community caused by the limited supply of an essential resource
desertification
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reaction shown by an animal on being exposed to an environmental stimulus
role played by a species within a community
loss of land to desert as a result of human activities
inherited characteristic that makes an organism well suited to its environment
piece of apparatus used to study the effect of difference in an environmental factor on an animal's behaviour
poisonous gas that harms living things and reduces biodiversity
general term for contamination of the environment by harmful substances
total variation that exists among all living things on Earth
group of interbreeding organisms whose offspring are fertile
complete clearing away of vast tracts of natural forest and the failure to renew them
harmful form of precipitation that affects plants and animals, reducing biodiversity
struggle for existence between members of a community caused by the limited supply of an essential resource
ecological niche
ecological niche
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reaction shown by an animal on being exposed to an environmental stimulus
role played by a species within a community
loss of land to desert as a result of human activities
inherited characteristic that makes an organism well suited to its environment
piece of apparatus used to study the effect of difference in an environmental factor on an animal's behaviour
poisonous gas that harms living things and reduces biodiversity
general term for contamination of the environment by harmful substances
total variation that exists among all living things on Earth
group of interbreeding organisms whose offspring are fertile
complete clearing away of vast tracts of natural forest and the failure to renew them
harmful form of precipitation that affects plants and animals, reducing biodiversity
struggle for existence between members of a community caused by the limited supply of an essential resource
pollution
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reaction shown by an animal on being exposed to an environmental stimulus
role played by a species within a community
loss of land to desert as a result of human activities
inherited characteristic that makes an organism well suited to its environment
piece of apparatus used to study the effect of difference in an environmental factor on an animal's behaviour
poisonous gas that harms living things and reduces biodiversity
general term for contamination of the environment by harmful substances
total variation that exists among all living things on Earth
group of interbreeding organisms whose offspring are fertile
complete clearing away of vast tracts of natural forest and the failure to renew them
harmful form of precipitation that affects plants and animals, reducing biodiversity
struggle for existence between members of a community caused by the limited supply of an essential resource
species
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reaction shown by an animal on being exposed to an environmental stimulus
role played by a species within a community
loss of land to desert as a result of human activities
inherited characteristic that makes an organism well suited to its environment
piece of apparatus used to study the effect of difference in an environmental factor on an animal's behaviour
poisonous gas that harms living things and reduces biodiversity
general term for contamination of the environment by harmful substances
total variation that exists among all living things on Earth
group of interbreeding organisms whose offspring are fertile
complete clearing away of vast tracts of natural forest and the failure to renew them
harmful form of precipitation that affects plants and animals, reducing biodiversity
struggle for existence between members of a community caused by the limited supply of an essential resource
sulphur dioxide
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reaction shown by an animal on being exposed to an environmental stimulus
role played by a species within a community
loss of land to desert as a result of human activities
inherited characteristic that makes an organism well suited to its environment
piece of apparatus used to study the effect of difference in an environmental factor on an animal's behaviour
poisonous gas that harms living things and reduces biodiversity
general term for contamination of the environment by harmful substances
total variation that exists among all living things on Earth
group of interbreeding organisms whose offspring are fertile
complete clearing away of vast tracts of natural forest and the failure to renew them
harmful form of precipitation that affects plants and animals, reducing biodiversity
struggle for existence between members of a community caused by the limited supply of an essential resource
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