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Science Chap. 4
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Zoos practice _______________ _______________ to prevent endangered species, like the panda, from becoming extinct.
Captive Breeding
Protecting and restoring species and resources is called ___________________.
Conservation
An oxpecker eating insects off a zebra is an example of ______________________.
Symbiosis
The living and nonliving things that surround an organism provide it with the _________________ it needs to survive.
Resources
Cutting down too many trees results in ___________________________.
Deforestation
A tapeworm lives in the stomach of its _____________________.
Host
Illegally killing an animal is called __________________________.
Poaching
The introduction of a ________________ ____________________ usually disrupts the balance of the ecosystem and may endanger the native species.
Foreign species
Each organism is part of a habitat where its _____________ are met.
needs
The release of harmful chemicals into our soil, air, or water is called _______________________.
pollution
A _____________ ______________ shows the feeding relationships and the competition for resources among organisms in an ecosystem.
food web
Neither camouflage nor mimicry is considered a ________________________ because they are not behaviors.
defense
Each organism fills a role or __________________ in its habitat.
niche
_________________________ are transferred and circulated through cycles.
nutrients
Energy from the sun, in the form of sunlight, is transferred to organisms by __________ _______________.
energy flow
Carbon and water are transferred through ________________ ___________________.
Natural cycles
Name the three requirements of a system:
A group of parts that
work together to
perform a task
An organism's needs are met by two types of resources. They are:
living and nonliving
Explain how competition occurs in nature between a deer and a rabbit.
A deer and a rabbit would be in competition for the same kinds of food like berries, leaves, etc.
How does an oxpecker and a zebra have a relationship that shows symbiosis.
Oxpeckers eat annoying insects off of a zebras back.
How does a decomposer help an ecosystem?
Decomposers get rid of dead things and release carbon dioxide back into the air.
When a factory spills oil into the ocean it is called _____________ _______________.
water pollution
Skimming the water or washing plants and animals are ways to clean up after a ________ _______.
oil spill
When an oil spill happens, the oil company should have to pay for what?
cleaning up the oil spill
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Author
knucklehead
ID
180421
Card Set
Science Chap. 4
Description
Jason
Updated
2012-10-28T22:53:06Z
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