Ecology Flashcards

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1
Q

What is ecology

A

The study of an organism and their habitat

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2
Q

Biosphere

A

The parts of earth inhibited by life

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3
Q

Ecosystem

A

Organisms interactions with their environment

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4
Q

Community

A

All organisms in an ecosystem

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5
Q

Population

A

All the same organisms in an area

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6
Q

Habitat

A

Place an organism lives

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7
Q

Food chain

A

Shows the transfer of energy from one organism to the next

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8
Q

Tropic level

A

Feeding position in a food chain

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9
Q

Niche

A

The role an organism plays

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10
Q

Pyramid of numbers

A

Shows the number of organism at each trophies level

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11
Q

Inverted pyramid of numbers

A

Doesn’t take into account the size of an organism

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12
Q

Abiotic factor

A

Non living factor affecting organisms

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13
Q

Biotic factors

A

Living factors affecting organisms

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14
Q

Edaphic factor

A

Factors relating to soil

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15
Q

Competition

A

Struggle for a scarce resource

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16
Q

Contest competition

A

One winner

17
Q

Scramble competition

A

All get some resource

18
Q

Predation

A

Catching,killing and eating another organism

19
Q

Parasitism

A

An organism lives on or in another organism of a different species causing it harm

20
Q

Symbiosis

A

A relationship between different species in which at least one benefits

21
Q

Conservation
Why

A

Management of the environment
To maintain biodiversity

22
Q

Pollution

A

Any harmful addition to the environment

23
Q

Waste management

A

Incineration