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Chapter 3: Communities and Biomes

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

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