Key area 1- Ecosystems Flashcards

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1
Q

Definition of species

A

A group of living things that are able to produce fertile offspring

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2
Q

Definition of biodiversity

A

The variety of living things in a area

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3
Q

Definition of population

A

All the organisms of the same species living in the same area

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4
Q

Definition of an ecosystem

A

All the organisms living in an environment and the non-living components with which the organisms interact

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5
Q

Definition of habitat

A

The place where an organism lives

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6
Q

Definition of producer

A

A plant at the beginning of a food chain which is able to produce it’s own food.

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7
Q

Definition of a consumer

A

An animal or plant that eats another plant or animal for energy

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8
Q

Definition of a herbivore

A

An organism that only eats plants

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9
Q

Definition of a carnivore

A

An organism that only eats other animals

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10
Q

Definition of a omnivore

A

An organism that eats both plants and other animals

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11
Q

What is a predator?

A

An organism that hunts prey

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12
Q

What is prey?

A

An organism that is hunted by predators

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13
Q

Definition of a community

A

All the organisms in an ecosystem

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14
Q

What is a niche?

A

The role an organism plays within its community

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15
Q

What is intraspecific competition?

A

When organisms of the same species compete for all of the same resources.

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16
Q

What is interspecific competition?

A

What organisms of different species compete for some of the same resources

17
Q

Which is more competitive interspecific competition or intraspecific competition?

A

Intraspecific competition as they competing for the same resources

18
Q

What do animals compete for?

A

Food, Water, Shelter, Mates

19
Q

What do plants compete for?

A

Light, Water, Space

20
Q

What is the description of a niche?

A

Nutrients needed by the organism, Interactions with other organisms, Competition with other organisms, Helping the community, Environment it can tolerate

21
Q

Define competition

A

Competition occurs when there is short supply of a limited resource