Biology (Mader), 10th Edition

Chapter 45: Community and Ecosystem Ecology

Pre-Test

1
A community is _____.
A)all members of one species in a particular location
B)all autotrophs within the same environment
C)a collection of different species that interact with each other in a specific location
D)all the abiotic features of an environment
2
Community composition is dependent on _____.
A)climate
B)the supply of inorganic nutrients
C)the amount of available space
D)All of these
3
An equilibrium in species diversity develops when _____.
A)there are a large number of patches
B)immigration and extinction rates are equal
C)an island is close to the mainland
D)a big island is surrounded by many small islands
4
Which of the following statements about islands is true?
A)The size of the island does not affect the number of species found on it.
B)A large island has greater extinction rate than a small island.
C)An island close to the mainland will experience more immigration than an island far away.
D)All of these
5
Which of the following is a type of interaction seen in a community?
A)Competition
B)Predator-prey
C)Parasitism
D)All of these
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