ecology Flashcards

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1
Q

food web

A

consists of all the food chains in a single ecosystem

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2
Q

food chain

A

one possible path that energy and nutrients may take as they move through the ecosystem

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3
Q

trophic

A

the grouping for organisms in a food web based on a roll

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4
Q

producers

A

make their own food and do not depend on any other organism for nutrition

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5
Q

Autotrophs

A

make their own food and do not depend on any other organisms for nutrition

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6
Q

consumers

A

animals that eat producers

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7
Q

Carnavore

A

animals that eats other animals

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8
Q

Omnivore

A

Animals that eat both plants and animals

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9
Q

primary consumers

A

are herbivores, eat plants and other producers

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10
Q

Herbivore

A

eat plants, algae, and other producers.

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11
Q

secondary

A

eat the herbivores or primary consumer

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12
Q

Tertiary consumers

A

eat the secondary consumer

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13
Q

Apex predator

A

top consumer

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14
Q

Detritivores

A

organisms that eat nothing paint and animal remains (a scavenger)

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15
Q

scavenger

A

organisms that eat nothing paint and animal remains (detretavore)

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16
Q

decomposers

A

break down dead organisms into nutrient rich soil for use by producers

17
Q

Environment

A

the surroundings or conditions in which a person, animal, or plant lives or operates

18
Q

Biosphere

A

made up of the parts of Earth where life exists—all ecosystems

19
Q

Habitat

A

a home for a plant or animal

20
Q

Species

A

a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding

21
Q

Population

A

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

22
Q

Community

A

a group of people with a common characteristic or interest living together within a larger society

23
Q

Niche

A

a place or position that’s particularly appropriate for someone or something, especially due to being very specific and different from others

24
Q

Competition

A

the act or process of competing

25
Q

Biotic

A

relating to or resulting from living things, especially in their ecological relations.

26
Q

Abiotic

A

a non-living part of an ecosystem that shapes its environment.

27
Q

Predator

A

an organism that captures and eats another (the prey)

28
Q

Prey

A

an animal that is hunted or killed by another animal for food

29
Q

Parasite

A

an organism that lives on or in a host organism and gets its food from or at the expense of its host

30
Q

Host

A

a person who receives or entertains other people as guests

31
Q

Symbiosis

A

a close, prolonged association between two or more different biological species

32
Q

Parasitism

A

Association between two different organisms wherein one benefits at the expense of the other

33
Q

Mutualism

A

an interaction between individuals of different species that results in positive (beneficial) effects on per capita reproduction and/or survival of the interacting populations.

34
Q

Commensalism

A

a relationship between individuals of two species in which one species obtains food or other benefits from the other without either harming or benefiting the latter