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Chapter 3: Communities and Biomes

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

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