Difference between revisions of "AY Honors/Amphibians/Answer Key"
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{{honor_header|1|1945|Nature<br>General Conference<br>2001 Edition}} | {{honor_header|1|1945|Nature<br>General Conference<br>2001 Edition}} | ||
| − | ==1. What are the characteristics of amphibians?== | + | ==1. What are the characteristics of amphibians?== |
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==2. Name the two main orders of amphibia and tell how to distinguish between them.== | ==2. Name the two main orders of amphibia and tell how to distinguish between them.== | ||
==3. Distinguish between toads and frogs.== | ==3. Distinguish between toads and frogs.== | ||
Revision as of 06:35, 5 January 2007
1. What are the characteristics of amphibians?
2. Name the two main orders of amphibia and tell how to distinguish between them.
3. Distinguish between toads and frogs.
4. How do amphibians protect themselves?
5. Make a list of amphibians that should be found in your locality. Identify five and tell where you found them. OR Collect pictures or sketch five different amphibians which you can identify and tell where they are found.
6. Describe the life history of some amphibian.
7. Explain the economic value of amphibians.
Amphibians are insect eaters, so they are very valuable for controlling mosquito populations. They are also the preferred dinner for several mammal, bird, fish, and reptile species.
Amphibians are valuable for medical research. They are raised and sold to research institutions.
The larvae of newts and salamanders are sold as fish bait.
Amphibians are closely monitored by ecologists, because they are among the first animals affected by environmental problems such as pollution and the destruction of the ozonelayer.
