An ecosystem is composed of both biotic and abiotic factors. Identify each factor as biotic or abiotic.
Decomposer
Consumer
Sunlight
Soil
Water
Producer
A pond ecosystem is shown.
Which observations in the pond ecosystem describe a biotic element interacting with another biotic element?
Select TWO correct answers.
Which observations describe a bird interacting with an abiotic factor?
Select TWO correct answers.
How does a deer, a biotic factor, interact with and depend on water, an abiotic factor, in the environment?
How does a sea turtle, a biotic factor, interact with abiotic factors to survive?
What interaction between two biotic factors might a student observe in a prairie ecosystem?
Answer the questions using the diagram.
Observations
1. A sea turtle buries eggs in the sand.
2. A mongoose eats a mango from a tree.
3. A fish swims in the water.
4. A rock is weathered by waves.
5. A sea urchin anchors itself to a rock.
6. A cleaner fish eats the parasites off of another fish.
Which observations describe biotic factors interacting with other biotic factors?
What abiotic factors are listed in the observation table?
How many observations describe biotic factors interacting with abiotic factors?
What is an interaction between a biotic factor and an abiotic factor that is not listed in the observation table?
Why are the abiotic factors in an ecosystem important?