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Chapter 3: Communities and Biomes

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

 
   
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