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

Revision as of 01:13, 14 October 2006

1. Distinguish:

a. Mammal from other animals.

The mammals are the class of vertebrate animals characterized by the presence of mammary glands, which in females produce milk for the nourishment of young.

b. Placentals, marsupials and monotremes from one another.

2. Understand how marsupials are classified into families and describe, in a general way, the habits of these families.

3. Describe the distribution, habitat (ie. type of country they live in), diet breeding behavior, as well as any other interesting information of twelve different groups of marsupials and monotremes.

4. Be able to explain the difference between marsupial reproduction and that in true mammals (ie. placentals).

5. Explain the significance of the direction of opening of the pouch and the number of young per litter in marsupials.

6. Give an explanation of the unique occurrence of marsupials in Australia.

7. Be able to explain the need for conservation of our marsupials.

8. Write a report of your visit to a natural history museum, wild-life sanctuary, zoo, etc. indicating in about 10-15 lines, the extent of your observations.

References

@@ Line 2: / Line 2: @@
 ==1. Distinguish:==
 ===a. Mammal from other animals.===
+The mammals are the class of vertebrate animals characterized by the presence of mammary glands, which in females produce milk for the nourishment of young.
 ===b. Placentals, marsupials and monotremes from one another.===
 ==2. Understand how marsupials are classified into families and describe, in a general way, the habits of these families.==