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Chapter 3: Communities and Biomes

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

 
   
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