Important Ecology Practice Test! Quiz

40 Questions | Total Attempts: 196

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Important Ecology Practice Test! Quiz

Looking for a quick ecology practice test? This quiz will help you prepare. This quiz's pertinent information includes where most of the nutrients in a tropical rain forest are discovered, a change in the genetic characteristics of a population from one generation to the next, and a deciduous forest. This quiz will be good practice to get you ready to take the test.


Questions and Answers
  • 1. 
    Most of the nutrients in the tropical rainforests are found in the
    • A. 

      Living organisms

    • B. 

      Large rivers

    • C. 

      Thick, rich soil

    • D. 

      Thick atmosphere

    • E. 

      Shallow soil

  • 2. 
    On a visit to a Natural History museum you are shown a burrow-dwelling small animal with thick fur. You predict the animal came from the
    • A. 

      Arctic Tundra

    • B. 

      Taiga

    • C. 

      Desert

    • D. 

      Savanna

    • E. 

      Grassland

  • 3. 
    A change in the genetic characteristics of a population from one generation to another is called
    • A. 

      Emigration

    • B. 

      Evolution

    • C. 

      Natural Selection

    • D. 

      Mutation

    • E. 

      Genetic Drift

  • 4. 
    Which of the following is true?
    • A. 

      The higher the species richness, the lower productivity.

    • B. 

      The higher the species richness, the lower the sustainability.

    • C. 

      The lower the species richness, the more the productivity.

    • D. 

      The higher the species richness, the more the sustainability.

    • E. 

      The lower the species richness, the more the sustainability.

  • 5. 
    Which of the following about temperate deciduous forests is false?
    • A. 

      Average temperatures change significantly with the seasons.

    • B. 

      They are predominantly a few broadleaf deciduous tree species.

    • C. 

      They have been disturbed by humans more than any other land biome.

    • D. 

      They have nutrient-poor soil.

    • E. 

      Precipitation often spreads relatively evenly throughout the year.

  • 6. 
    Which of the following is true of species richness on islands?
    • A. 

      Larger islands closer to a mainland have the highest number of species.

    • B. 

      Smaller islands closer to a mainland have the highest number of species

    • C. 

      Smaller islands farthest from a mainland have the highest number of species

    • D. 

      Larger islands farthest from a mainland have the highest number of species.

    • E. 

      Larger islands closer to a mainland have the lowest number of species.

  • 7. 
    A species with a broad niche is considered a(n)
    • A. 

      Endemic species

    • B. 

      Endangered species

    • C. 

      Generalist species

    • D. 

      Native species

    • E. 

      Specialist species

  • 8. 
    Which of the following is an example of an indicator species?I. trout in water that require specific dissolved oxygen II. frogs that take in water and air through their skinIII. butterflies that use a specific plant as food
    • A. 

      I only

    • B. 

      II only

    • C. 

      I and II only

    • D. 

      II and III only

    • E. 

      I, II and III

  • 9. 
    A species in an ecosystem that plays a central role in the health of that ecosystem, and whose removal may cause the collapse of the ecosystem, such as a sea otter, is called a(n)
    • A. 

      Foundation species

    • B. 

      Keystone species

    • C. 

      Native species

    • D. 

      Indicator species

    • E. 

      Specialist species

  • 10. 
    Biological evolution by natural selection is when genes _____, individuals _____, and populations _____.
    • A. 

      Evolve; mutate; are selected

    • B. 

      Are selected; mutate; evolve

    • C. 

      Mutate; evolve; are selected

    • D. 

      Evolve; are selected; mutate

    • E. 

      Mutate; are selected; evolve

  • 11. 
    The two most important factors in determining the climate in a given area are 
    • A. 

      Temperature and precipitation

    • B. 

      Temperature and wind

    • C. 

      Precipitation and light

    • D. 

      Light and temperature

    • E. 

      Wind and light

  • 12. 
    Dust storms in tropical deserts have increased tenfold since 1950, for all of the following reasonI. SUVs breaking the surface crustII. Human population growthIII. Climate change caused drought
    • A. 

      I only

    • B. 

      II only

    • C. 

      I and II only

    • D. 

      II and III only

    • E. 

      I, II, and III

  • 13. 
    “Treeless, bitterly cold most of the year, winters are long and dark, permafrost, low-growing plants” are characteristics of which biome?
    • A. 

      Tall grass prairie

    • B. 

      Temperate grassland

    • C. 

      Tundra

    • D. 

      Taiga

    • E. 

      Savanna

  • 14. 
    If you are walking through a forest dense with oak and hickory trees and thick with leaf litter underfoot, you would assume you are in a 
    • A. 

      Tropical savanna

    • B. 

      Tropical rainforest

    • C. 

      Temperate deciduous forest

    • D. 

      Coniferous forest

    • E. 

      Chaparral

  • 15. 
    Which of the following would not be true of a tropical rain forest?
    • A. 

      Low net primary productivity

    • B. 

      High humidity

    • C. 

      Little ground level vegetation

    • D. 

      Low levels of ground level sunlight

    • E. 

      High biodiversity

  • 16. 
    Which biome does evaporation exceed precipitation?
    • A. 

      Savanna

    • B. 

      Tropical rainforest

    • C. 

      Taiga

    • D. 

      Desert

    • E. 

      Temperate deciduous forest

  • 17. 
    Which of the following is not a part of the degradation of forests by human activities?
    • A. 

      Clearing for agriculture

    • B. 

      Overgrazing by livestock

    • C. 

      Damage from off-road vehicles

    • D. 

      Pollution of forest streams

    • E. 

      Conversion of diverse forests to tree plantations

  • 18. 
    Four of the following are key factors determining biodiversity in aquatic systems, one is not. Choose the one that is not.
    • A. 

      Availability of food

    • B. 

      Availability of light and nutrients for photosynthesis

    • C. 

      Dissolved oxygen content

    • D. 

      Thickness of the ozone layer

    • E. 

      Temperature

  • 19. 
    Which of the following has been MOST disturbed by human activities?
    • A. 

      Tundra

    • B. 

      Taiga

    • C. 

      Tropical Rainforest

    • D. 

      Desert

    • E. 

      Temperate Deciduous Forest

  • 20. 
    Which of the following is the big disadvantage of living in a chaparral region?
    • A. 

      Too much rain

    • B. 

      Fire hazard

    • C. 

      Too little rain

    • D. 

      Bothersome rodent populations

    • E. 

      Venomous snakes

  • 21. 
    Oysters, clams, and lobsters would be part of which of the following?
    • A. 

      Nekton

    • B. 

      Phytoplankton

    • C. 

      Benthos

    • D. 

      Decomposers

    • E. 

      Zooplankton

  • 22. 
    The ocean zone that makes up less than 10 % of the world’s ocean area, yet contains 90 % of all the marine species, is the
    • A. 

      Littoral zone

    • B. 

      Bathyal zone

    • C. 

      Benthic zone

    • D. 

      Coastal zone

    • E. 

      Abyssal zone

  • 23. 
    Coral reefs are being damaged or destroyed by all of the following except
    • A. 

      Underfishing

    • B. 

      Pollution

    • C. 

      Warmer ocean temperatures

    • D. 

      Increasing ocean acidification

    • E. 

      Coastal development

  • 24. 
    Four of the following are major threats to marine systems, one is not. Choose the one that is not.
    • A. 

      Overfishing

    • B. 

      Runoff of non point sources of pollution

    • C. 

      Invasive species introduced by humans

    • D. 

      Habitat destruction from coastal development

    • E. 

      Sinking of ships to create artificial reefs

  • 25. 
    Which of the following is the zone of a pond or lake in which rooted, emergent plants such as cattails and rushes are located? 
    • A. 

      Benthic zone

    • B. 

      Littoral zone

    • C. 

      Limnetic zone

    • D. 

      Abyssal zone

    • E. 

      Profundal zone

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