Food web the show interactions an ecosystem Flashcards
What is a food web?
A food web shows the interactions between different organisms in an ecosystem.
What are biotic factors?
Living organisms in a habitat, including plants, animals, fungi, and bacteria.
What are abiotic factors?
Physical components of an ecosystem such as light, humidity, air temperature, soil, wind, rocks, and trash.
Fill in the blank: The living organisms in a habitat are called _______.
[biotic factors]
Fill in the blank: The physical components of an ecosystem are known as _______.
[abiotic factors]
How do abiotic factors affect organisms?
They determine which organisms can exist in a particular environment.
What is the role of producers in an ecosystem?
Producers are autotrophs that capture the sun’s energy and store it in organic molecules.
What are consumers in an ecosystem?
Consumers are heterotrophs that must eat producers or other consumers.
True or False: All energy for living organisms comes from the sun.
True
List examples of abiotic factors in terrestrial ecosystems.
- Light
- Humidity
- Air temperature
- Soil
- Wind
- Rocks
- Trash
What determines the climate of an area?
Temperature and amount of rainfall.
Fill in the blank: The Carbon Dioxide/Oxygen Cycle is based on the interactions of _______ and _______.
[producers, consumers]
Why are certain organisms not found in specific environments, like snakes in the Arctic?
Their adaptations, such as a thick watertight covering, are meant to prevent dehydration, not for warmth.
What types of organisms are included in the category of producers?
- Plants
- Photosynthetic protista (algae)
- Photosynthetic bacteria
What is the significance of the interactions between producers and consumers?
They maintain the cycle of life in ecosystems.
