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Changes to Ecosystems
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Give an example of nature changing an ecosystem.
A natural disaster, drought, etc.
Give an example of an abiotic factor
Anything nonliving- rocks, soil, sunlight, logs
Give an example of a biotic factor.
Anything living- plants or animals
What is the definition of an abiotic factor?
something nonliving in an ecosystem
What is the definition of a biotic factor?
something living in an ecosystem
If you take away a resources from an environment, what might happen to the animals?
They will be forced to move away or fight for thie resources (competition).
Are all changes to an ecosystem hurtful to plants and animals? Explain.
No, some changes may help plants and animals. Changes may give them more of the resources they need in order to survive (sunlight, food, water, shelter).
List a negative change to an ecosystem.
For example, people littering, which can cause animals to get hurt/sick from the trash.
List a positive change to an ecosystem.
For example, cutting down an invasive species to make more room for other species.
Give an example of humans changing an ecosystem.
For example, humans cut down trees to build buildings. This takes away homes of animals and takes away oxygen that the trees produced.
Give an example of animals changing an ecoystem.
For example, beavers cut down trees and build dams, which floods areas and creates ponds.
Give an example of 2 species that would compete in an ecosystem. What do they compete for?
For example, racoons and owls may compete for the same hallow in a tree as their shelter.
What is competition?
When 2 or more plants or animals are forced to fight for the same resources.