Difference between revisions of "AY Honors/Crustaceans/Answer Key"

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==1. Name at least four characteristics of a crustacean.== <!--T:2-->
 
==1. Name at least four characteristics of a crustacean.== <!--T:2-->
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Like all Arthropods, Crustaceans have an exoskeleton, a segmented body, and jointed limbs. Most crustaceans have biramous limbs (limbs that branch into two, rather than uniramous, or in a single series of segments), breath through gills, have two pair of antennae, seven or more pairs of limbs, and mouths made up of one pair of mandibles and two pair of maxillae.
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==2. What is an exoskeleton?==
 
==2. What is an exoskeleton?==
  

Revision as of 13:52, 25 November 2014

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1. Name at least four characteristics of a crustacean.

Like all Arthropods, Crustaceans have an exoskeleton, a segmented body, and jointed limbs. Most crustaceans have biramous limbs (limbs that branch into two, rather than uniramous, or in a single series of segments), breath through gills, have two pair of antennae, seven or more pairs of limbs, and mouths made up of one pair of mandibles and two pair of maxillae.

2. What is an exoskeleton?

3. What file does this group belong to?

4. How does the body of these animals divide itself?

5. In which Bible passages can information be found about consuming crustaceans?

6. How are a siri and a crab different? Where can these animals be found?

7. Name a land crab.

8. How can you tell the difference between a male and female siri? Why is it important?

9. What is the importance of small crustaceans for the environment?

10. Complete one of the following activities and present an illustrated report:

a. Dissect a shrimp and identify its main parts.

b. In a class, observe various kinds of crustaceans. Sketch at least two of them.

11. Be able to identify in person or by pictures the following animals:

a. Barnacle

b. Hermit crab

c. Woodlouse

d. Lobster

e. Shrimp

f. Crab

g. Siri

References