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Chapter 3: Communities and Biomes

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

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