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Biology GCSE - B2 > B2.4 - Organisms and their Environment > Flashcards

B2.4 - Organisms and their Environment Flashcards

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1
Q

What physical factors can affect living organisms?

A
  • temperature
  • availability of nutrients
  • amount of light
  • availability of water
  • availability of oxygen and carbon dioxide
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2
Q

How can quantitative data n the distribution of organisms be obtained?

A
  • random sampling with quadrats

- sampling along a transect

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3
Q

What are the two types of data?

A

Random and systematic

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4
Q

What is a transect?

A

A line marked across a habitat, marked at regular intervals at which sampling is carried out.

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5
Q

What is sample size related to?

A

Both validity and reproducibility.

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Biology GCSE - B2 (8 decks)

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