ecology yr7 Flashcards

1
Q

Environmental (abiotic) factors

A

non-living factors in the environment .e.g. temperature

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2
Q

Living (Biotic) Factors

A

living factors in the environment e.g. predators or prey

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3
Q

organism

A

any plant or living thing or animal

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4
Q

ecology

A

the study of the interaction between organisms and the environment

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5
Q

ecosystem

A

all the organisms living in the same area AND their non living environment

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6
Q

producer

A

an organism that gets its energy from the sun

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7
Q

consumer

A

an organism that gets its energy from eating other organisms

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8
Q

decomposer

A

an organism that gets its energy from breaking down dead organisms

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9
Q

carnivore

A

a type of consumer that only eats other animals

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10
Q

herbivore

A

a type of consumer that only eats plants

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11
Q

omnivore

A

a type of consumer that only eats both plants and animals

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12
Q

predator - prey

A

when one organism feeds another organism

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13
Q

competition

A

the struggle between organisms to survive in a habitat with limited organisms

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14
Q

food web

A

a network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem

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15
Q

species

A

a group of similar organisms that can breed and produce fertile offspring

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16
Q

resource

A

any necessity of life, such as water, nutrients, light, food, or space

17
Q

Adaptation

A

inherited characteristics that increases an organism’s change of survival

18
Q

food chain

A

a series of steps in which one organism eats another and obtain energy

19
Q

invertebrate

A

an animal without a backbone (e.g. worm)

20
Q

vertebrate

A

an animal with a backbone

21
Q

invertebrate groups

A

molluscs
flatworms
round worms
segmented worms
arthropods
sponges
echinoderms
cnidarians

22
Q

vertebrate groups

A

fish
amphibians
reptiles
birds
mammals

23
Q

habitat

A

place where an organism lives

24
Q

environment

A

the surroundings and conditions in which an organism lives

25
Q
A