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Biology S3: Unit 3 Life on Earth > Key Area 1: Ecosystems > Flashcards

Key Area 1: Ecosystems Flashcards

1
Q

Herbivore

A

Plant eater

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2
Q

Carnivore

A

Animal eater

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3
Q

Omnivore

A

Both plant and animal eater

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4
Q

Prey

A

Organisms hunted by a predator

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5
Q

Predator

A

Hunts and eats other organisms

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6
Q

Which type of competition is more intense?

A

Intraspecific.

Because it is a competition for all resources between the same species.

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7
Q

IntrAspecific

A

Occurs amongst individuals of the sAme species and is for all resources required

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8
Q

IntErspecific

A

Occurs amongst indivuduals of a diffERent species for one or a few of the resources they require

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9
Q

Draw a food chain

A

Green plant –> Rabbit –> Fox

Producers Primary Secondary
consumer consumer

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10
Q

Niche

A

The role that an organism plays within a community

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11
Q

Population

A

Number of organsims/things in an area

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12
Q

Species

A

Group of organisms that share characteristics which can interbreed and produce fertile offspring

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13
Q

Biodiversity

A

Total variation of living things on earth or within an ecosystem

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14
Q

Producer

A

Organism that can create it’s own energy eg. green plants using photosynthesis

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15
Q

Consumer

A

Organism that gets it’s energy from another organism

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16
Q

Ecosystem

A

All organisms living in a particular habitial and the non-living components with which the organisms interact

17
Q

Predation

A

The interactions between different species where organism (the predator) obtains it’s food by killing and eating other organisms (the prey)

18
Q

Food web

A

Natural interconnection of food chains and a graphical representative of what eats what in a ecological community

19
Q

Community

A

is made up of all the living organisms in an ecosystem

20
Q

Food Chain

A

Shows a feeding relationship

21
Q

Habitat

A

The natural home or environment of a plant, animal or another organism

22
Q

Competition

A

Interaction between organisms seeking the same limited resources

Biology S3: Unit 3 Life on Earth (6 decks)

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