Distribution of Organisms
- Created by: isabella newsum
- Created on: 16-11-14 18:24
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- Distribution of Organsisms
- Environmental Factors
- Temperature
- Availability of water
- Availability of oxygen and carbon dioxide
- Availability of nutrients
- Amount of light
- Working out the mean number of organisms per m2
- Mean- total number of organisms divided by the number of quadrats
- Working out the Population Size
- Work out the mean number of organisms per m2, then multiply the mean by the total are
- Reliability
- Repeatable or reproducible
- Large sample
- Random sample
- Validity
- Control all variables
- You will know whether a difference in distribution is caused by an environmental factor
- If you don't control the other variables, you wont know whether any correlation you've found is because of an environmental factor or a different variable
- Control all variables
- Environmental Factors
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