B4 Revision Cards

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What is a habitat?
Where a plant or animal lives.
1 of 11
What is a community?
All plants and animals living in an area.
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What is the population?
The number of particular organisms living in its community.
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Why does a natural ecosystem have a good biodiversity?
It has a wide range of different plants and animals.
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Why does an artificial ecosystem have a bad biodiversity?
Only one species is kept. q
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What can be mapped by using a transect line?
The distribution of organisms.
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What does a transect line show?
Zonations in distribution of organisms.
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What do kite diagrams show?
The data from the transect line,
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Why are ecosystems self supporting?
They contain almost everything that they need in order to maintain themselves and to survive.
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What is the assumption that is made when using the capture-recapture method?
That there are no deaths, reproduction or movement, that identicle sampling methods are used and that the marking doesn't affect the organism.
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What is the method of capture-recapture?
Collect organisms - Mark them - Let go - Redo and count - Count marked ones too - let them go.
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Other cards in this set

Card 2

Front

What is a community?

Back

All plants and animals living in an area.

Card 3

Front

What is the population?

Back

Preview of the front of card 3

Card 4

Front

Why does a natural ecosystem have a good biodiversity?

Back

Preview of the front of card 4

Card 5

Front

Why does an artificial ecosystem have a bad biodiversity?

Back

Preview of the front of card 5
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