| What is a Key? | -A Key is a Series of Questions that is Used to find an Unknown Organism, or to Identify an Organism in a Sampling |
| How are Keys Used? | -To start a Key, you ned to start from Question1, and then Answer it by looking at the Organism
-Keys also may be Statements, like Number of Arms, so their may be Different Options of Organisms [Number of Legs will give you Millions]
-Keep asking and answering Questions and soon you will have 1 Organism it may be - if not then Congratulations you have a New Organism. |
| How can Abiotic and Biotic Factors affect the Distribution of an Organism? | -Temperature, Moisture Levels, Light Intensity and pH of the Soil will affect the Distribution of an Organism. Daises, example, may be more Common with a Higher Light Intensity, so therefore will be found more in Open Areas
-Competition and Food will also Affect Organisms Distribution, Remember that the Prey and Predator are Linked Together. |
| How can you Measure the:
1. Temperature
2. pH of the Soil
3. Light Intensity
4. Water Moisture | 1. Use a Thermometer. Easy.
2. Use an Indicator Liquid: Basically put Water with you Soil Sample and then an Indictor which will then Change the Colour of the Water to the pH of the Soil Respectfully. Easy
3. Use a Light Sensor. Easy
4. Use a Soil Moisture Meter to see the Level of Moisture in the Soil. Easy. |
