TLS Online TPP Program

#Question id: 10888


Ecologists have applied the top-down model to improve water quality in polluted lakes showing in picture. This approach, called biomanipulation, attempts to prevent algal blooms and eutrophication by altering the density of organism instead of chemical treatment as following

#Unit 10. Ecological Principles
  1. Removing fish should improve water quality by increasing zooplankton density
  2. Addition of more fish should improve water quality by decreasing zooplankton density
  3. Removing zooplankton should improve water quality by decreasing fish
  4. Removing algae should improve water quality by decreases zooplankton density
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TLS Online TPP Program

#Question id: 12593

#Unit 10. Ecological Principles

Use the following diagram of five islands formed at around the same time near a particular mainland and MacArthur and Wilson's island biogeography principles to answer the following questions.

Which island would likely exhibit the most impoverished species diversity?

TLS Online TPP Program

#Question id: 12594

#Unit 10. Ecological Principles

Use the following diagram of five islands formed at around the same time near a particular mainland and MacArthur and Wilson's island biogeography principles to answer the following questions.

Which island would likely have the lowest extinction rate?

TLS Online TPP Program

#Question id: 12595

#Unit 10. Ecological Principles

Use the following diagram of five islands formed at around the same time near a particular mainland and MacArthur and Wilson's island biogeography principles to answer the following questions

Which island would likely have the lowest immigration rate?

TLS Online TPP Program

#Question id: 12596

#Unit 10. Ecological Principles

Which of the following best describes the consequences of White-band disease in Caribbean coral reefs? 

TLS Online TPP Program

#Question id: 12597

#Unit 10. Ecological Principles

Probably the most important factor(s) affecting the distribution of biomes is (are)

TLS Online TPP Program

#Question id: 12598

#Unit 10. Ecological Principles

In the development of terrestrial biomes, which factor is most dependent on all the others?