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Bio182 NAU Exam 1- Questions and Answers $11.49   Add to cart

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Bio182 NAU Exam 1- Questions and Answers

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Bio182 NAU Exam 1- Questions and Answers

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  • November 12, 2024
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  • Exam (elaborations)
  • Questions & answers
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Bio182 NAU Exam 1- Questions and Answers

What is meant by carrying capacity? What is it that causes a population to have a carrying
capacity? Correct Ans-Carrying Capacity (K)

Maximum population size that a particular environment can sustain

Depends of species and resources available




Intraspecific Correct Ans-Between individuals of same species




Interspecific Correct Ans-Between individuals of different species




Exploitation Correct Ans-Organisms complete indirectly through the consumption of a
limited resource




Interference Correct Ans-Individuals interact directly with one another by physical force or
intimidation




competitive exclusion principle Correct Ans-If two species have an ecological niche that is
too similar the two species cannot coexist in the same place




Resource Partitioning Correct Ans-Differentiation of niches, both in space and time, that
enables to coexist in a community

, What is the definition of Ecology? Correct Ans-Study of interactions among organisms and
their environment




At what levels of life are focused on while studying ecology? Correct Ans-Organisms,
Population, Community, Ecosystems, and Biosphere




What is a biome? Correct Ans-A biome is a major aquatic or terrestrial life zone




What are biomes characterized by in both aquatic (water) and terrestrial (land) areas?
Correct Ans-Aquatic Biomes

Characterized by their salinity and other physical factors




Terrestrial Biomes

Characterized by their vegetation, precipitation, temperature



There are two major classes of aquatic biomes that are divided based on their salt content.
What are they? Correct Ans-Freshwater (Less than 1%)

Marine (2-3%)




What % of earth does fresh water cover? Correct Ans-Less then .01%




Tropical Rain Forest Correct Ans-Found in equatorial areas, warm, high precipitation

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