Ecology Flashcards

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1
Q

Biotic

A

Describes living factors in the environment

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2
Q

Abiotic

A

physical rather than biological; not derived from living organisms.

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3
Q

Population

A

all the inhabitants of a particular town, area, or country.

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4
Q

Community

A

a group of people living in the same place or having a particular characteristic in common.

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5
Q

Ecosystem

A

a biological community of interacting organisms and their physical environment.

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6
Q

Biosphere

A

the regions of the surface, atmosphere, and hydrosphere of the earth occupied by living organisms.

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7
Q

Herbivore

A

an animal that feeds on plants.

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8
Q

Carnivore

A

an animal that feeds on flesh.

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9
Q

Omnivore

A

an animal or person that eats food of both plant and animal origin.

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10
Q

Food chain

A

a hierarchical series of organisms each dependent on the next as a source of food.

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11
Q

Food web

A

a system of interlocking and interdependent food chains.

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12
Q

Energy pyramid

A

a graphical representation designed to show the biomass

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13
Q

Carrying capacity

A

the number or quantity of people or things that can be conveyed or held by a vehicle or container.

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14
Q

Prey

A

an animal that is hunted and killed by another for food.

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15
Q

Predator

A

an animal that naturally preys on others.

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16
Q

Mutualism

A

the doctrine that mutual dependence is necessary to social well-being.

17
Q

Commensalism

A

an association between two organisms in which one benefits and the other derives neither benefit nor harm.

18
Q

Parasitism

A

the practice of living as a parasite in or on another organism.

19
Q

Producers

A

a person, company, or country that makes, grows, or supplies goods or commodities for sale.

20
Q

Decomposers

A

an organism, especially a soil bacterium, fungus, or invertebrate, that decomposes organic material.

21
Q

Desert

A

abandon in a way considered disloyal or treacherous.

22
Q

Tundra

A

avast, flat, treeless Arctic region of Europe, Asia, and North America in which the subsoil is permanently frozen.

23
Q

Temperate deciduous forest

A

a biome that is always changing.

24
Q

Tropical rainforest

A

rainforests that occur in areas of tropical rainforest climate in which there is no dry season

25
Q

Coniferous forest

A

vegetation is composed primarily of cone-bearing needle-leaved or scale-leaved evergreen trees.

26
Q

Savanna

A

a grassy plain in tropical and subtropical regions, with few trees.

27
Q

Temperate grassland

A

areas of open grassy plains that are sparsely populated with trees.