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Chapter 3: Communities and Biomes

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

 
   
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