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5 Written questions

5 Matching questions

  1. Coevolution
  2. Symbiosis
  3. food web
  4. Denitrification
  5. parasitism
  1. a Relationships that exist between individuals of different species, where at least one party benefits from the relationship.
  2. b A symbiotic relationship between individuals of different species in which one individual, the parasite, benefits to the harm of the other organism, the host.
  3. c A series of interrelated food chains.
  4. d The conversion of nitrates into nitrogen gas.
  5. e The process by which two species evolve in response to changes in each other.

5 Multiple choice questions

  1. Indicates the transfer of energy from producers through a series of organisms which feed upon each other.
  2. A group of similar organisms that can breed and produce fertile offspring.
  3. An environment that includes all of the biotic and abiotic compounds that surround an organism.
  4. A prokaryotic (single-celled) organism that acts as a decomposer. It gets the nutrients it needs by breaking down dead organisms.
  5. An inherited characteristic that increases an organism's chance of survival.

5 True/False questions

  1. Natural SelectionA natural process resulting in the evolution of organisms best adapted to the environment.

          

  2. commensalismA relationship between individuals of different species that benefits both organisms.

          

  3. mutualismA relationship between individuals of different species that benefits both organisms.

          

  4. heterotroph (consumer)Organism that obtains energy from the foods it consumes.

          

  5. InfiltrationThe slow passage of a liquid through a filtering medium.