Human Influences on Ecosystems Definitions Flashcards

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1
Q

Insecticide

A

a substance used to kill insects

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2
Q

Herbicide

A

a substance used to destroy unwanted vegetation(is toxic to plants)

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3
Q

Selective breeding

A

the process of choosing parents with desirable characteristics to breed together to produce offspring with those same desirable characteristics

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4
Q

Monoculture

A

the cultivation of a single crop in a given area

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5
Q

Intensive livestock production

A

an approach to the rearing of animals designed to maximize production while minimizing costs

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6
Q

Biodiversity

A

the number of different species that live in an area

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7
Q

Eutrophication

A

the process in which excessive growth of algae occurs in a water body due to the excessive minerals and nutrients in it

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8
Q

Sustainable resource

A

a resource which is produced as rapidly as it is removed from the environment so that it does not run out

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9
Q

Artificial insemination

A

the process of introducing sperm into a female’s reproductive tract to fertilize her eggs

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10
Q

In vitro fertilisation

A

a procedure in which eggs are removed from a female’s ovary and combined with sperm outside the body to form embryos

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