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15 Cards in this Set
- Front
- Back
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omnivore |
an animal that will feed on plants and other animals |
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food web |
a complex network of food chains in an ecosystem |
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producer |
an organism that makes its own food, (glucose) like plants |
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carnivore |
an animal that only eats meat |
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decomposer |
an organism that breaks down plant and animal material into simple chemicals |
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endangered |
species that are in danger of becoming extinct |
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consumers |
plants and animals that get their energy from eating other things |
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natural disasters that can affect an ecosystem |
forest fire hurricane tsunami volcanic eruption flooding earthquake |
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What is an invasive species? |
An invasive species is a plant, fungus, or animal species that is not native to a specific location (an introduced species), and which has a tendency to spread to a degree believed to cause damage to the environment, human economy or human health.
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What is the difference between threatened and extinct? |
Endangered - any species that is in danger of extinction throughout all or a significant portion of its range; Threatened - any species that is likely to become an endangered species within the foreseeable future throughout all or a significant portion of its range
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What does the acronym LAWS stand for? |
Land, Air, Water and soil non-living things |
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Name a man-made event that can cause a shift in the balance of nature |
Building developments
over hunting/fishing Clearing lands for farmland Killing animals for souvenirs, ivory, turtle shells, etc. disease cutting down rainforest marshlands being drained |
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Explain homeostasis. |
The balance in the number of plants and animals in an ecosystem. When different animals and plants compete for food, water, light and other resources, they help keep the balance. Natural events, (like hurricanes), and man-made events, (farming), can disturb the balance.
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What are the ingredients of photosynthesis? |
light energy - from the sun water - gathered by the roots from the soil carbon dioxide - from the air chlorophyll - found in the cells of green plants |
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What do humans get from photosynthesis? |
A product of photosynthesis is oxygen. It is released into the air and then the process begins again. |
