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Chapter 3: Communities and Biomes

Practice Test
  1.After a forest fire, __________ occurs.  
  a.   primary succession  
  b.   secondary succession  
  c.   community death  
  d.   a climax community  
  2.Which of the following is a terrestrial biome?  
  a.   desert  
  b.   ocean  
  c.   pond  
  d.   coral reef  
  3.Organisms inhabiting tropical rain forests might include __________.  
  a.   small trees and ravens  
  b.   lichen and caribou  
  c.   bears and tortoises  
  d.   monkeys and toucans  
  4.A primary abiotic limiting factor of a desert biome is __________.  
  a.   too much sand  
  b.   water  
  c.   altitude  
  d.   lack of plant life  
  5.The biome with warm temperatures and high rainfall is __________.  
  a.   the grasslands  
  b.   the desert  
  c.   the tropical rain forest  
  d.   the temperate forest  
  6.The conditions that dictate where an organism may live are called  
  a.   stress zones  
  b.   the optimal range  
  c.   biological factors  
  d.   limiting factors  
  7.Succession is __________ of an ecosystem.  
  a.   the destruction  
  b.   the climax  
  c.   the creation  
  d.   the orderly changes  
  8.In the early stages of succession one might expect _________.  
  a.   simple food chains  
  b.   complex food webs  
  c.   tropical rain forests  
  d.   tremendous biodiversity  
  9.Lichens, mosses and ferns are called __________.  
  a.   limiting species  
  b.   pioneer species  
  c.   abiotic factors  
  d.   consumers  
  10.Primary succession occurs on __________.  
  a.   land exposed by glaciers  
  b.   burned areas in forests  
  c.   disturbed grasslands  
  d.   abandoned fields  
  11.A climax community for a deciduous forest may contain __________.  
  a.   oak and maple trees  
  b.   grasslands  
  c.   mostly ferns  
  d.   many conifers  
  12.Communities in which fresh water and salt water mix are __________.  
  a.   estuaries  
  b.   marine  
  c.   usually deep  
  d.   planktonic  
  13.The optimum range of most organisms inhabiting marine biomes is __________.  
  a.   the aphotic zone  
  b.   its range of intolerance  
  c.   the photic zone  
  d.   ideal for the species  
  14.The major difference between the tundra and taiga biomes is that tundra has _________.  
  a.   a more southern range  
  b.   permafrost  
  c.   longer summers  
  d.   more trees  
  15.The biome that has the greatest number of conifers is __________.  
  a.   the desert  
  b.   the tropical rain forest  
  c.   the taiga  
  d.   the grasslands  

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