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College Food Chains and Webs Questions

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College Food Chains and Webs
The food chain starts with                , who first capture the energy.
  1. ecosystems
  2. consumers
  3. proteins
  4. producers
College Food Chains and Webs
A species that is a generalist is going to have a better chance at survival because                                .
  1. its range of tolerance is low
  2. its range of tolerance is high
  3. it has a specified niche
  4. it can survive all disturbances
College Food Chains and Webs
With concern to the energy pyramid, which of the following statements best characterizes the relationship between plants and animals?
  1. Plant production levels are unrelated to animal populations.
  2. Plant production levels are inversely proportional to animal population size.
  3. Greater plant production allows for a larger number of animal species.
  4. Greater plant production allows for larger animal populations.
College Food Chains and Webs
Organisms are classified into groups based on                            .
  1. Photosynthetic process
  2. Foods each organism consume
  3. Energy used
  4. Brain size
College Food Chains and Webs
Animal waste can be processed in an environment where microbes breakdown micro organisms. what is the name of the process?
  1. acidic digestion
  2. aerobic digestion
  3. anaerobic digestion
  4. micro digestion
College Food Chains and Webs
Which is an example of a generalist species?
  1. a panda bear
  2. a raccoon
  3. a beaver
  4. a koala
College Food Chains and Webs
What name is given to organisms that make their food and supply food to almost all other organisms?
  1. chemotrophs
  2. heterotrophs
  3. manufacturers
  4. synthesizers
  5. primary producers
College Food Chains and Webs
Which definition best characterizes biomass?
  1. the total weight of an organism
  2. the dry weight of an organism
  3. the weight of tissue in an animal
  4. the weight of organic matter in a plant
College Food Chains and Webs
Which of the following is not a stage of decomposition?
  1. humus production
  2. leaching
  3. detritus formation
  4. mineralization
  5. actually all of a through d are stages of decomposition