Worksheet 1: Abiotic versus Biotic factors
Name:______________________ Hour: ________________ Date: _____________________
Abiotic vs Biotic Factors
1. What is the definition of an abiotic factor?
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2. What is the definition of a biotic factor?
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3. Double Bubble Map: Enter the items from the following list into the double bubble map below.
In the center place what contains both biotic and abiotic factors (things that were once living but now they are not).
|Whale |Clouds |Ocean |
|Mushroom |Snail |Tree |
|Water |Steak |Rocks |
|Desert |Athletes Foot |Dirt |
|Paper |Salad |Gold |
|Glass |Mold |Plastic |
|Temperature |Grass |Grapes |
|Coral |Hair |Oxygen |
|Sand | |Tundra |
Comprehending…
All biotic and abiotic factors are interrelated. In nature you will find that if one factor is changed or removed, it impacts the availability of other resources within the system. Knowing this, give an example of what might happen given the following situations.
In the open space place either an (A) for abiotic or (B) for biotic to identify the bolded object.
1. All of the rocks(___) are removed from a desert ecosystem, what would happen to the population of rock dwelling lizards (___) and in turn the animals which eat them. ______________________________________________________________________________________________________________________________
2. A ten mile area of trees (___) is removed from the tropical rainforest. How will this affect the amount of water (___) and the amount of oxygen (___) in the area?
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INSTRUCTIONS:
1. Choose an ecosystem to draw. In your drawing include the following:
• 10 different biotic factors
• 5 different abiotic factors
2. Identify all 15 factors and label whether they are biotic or abiotic factors.
• Your picture should make sense. Ex.) There shouldn’t be a polar bear in a sand desert!
• Color your picture.
• Be creative!
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Further Analysis:
Which ecosystem did you choose?___________________
Choose one abiotic factor and one biotic factor from your ecosystem. Imagine that they were suddenly removed. How would your ecosystem change?
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