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Chapter 3: Communities and Biomes

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

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