Welcome to the Quiz!
This quiz contains 8 questions from a mix of 1 subtopics.
What does an ecosystem consist of?
all living things and non-living, physical components they interact with in a specific area
only non-living, physical components in a specific area
only living things in a specific area
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Which of the following is not an example of a biotic factor?
competition among organisms for food and mates
temperature
predator and prey relationships
numbers and types of plants and animals
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Which of the following is an example of an abiotic factor?
competition among organisms for territory
soil type (edaphic factors)
dynamics of predator and prey relationships
diseases and parasites within the ecosystem
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Which of the following is NOT a consequence of lack of water in an ecosystem?
drought stress
increased photosynthesis
cellular damage
wilting in plants
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Which of the following is true about ecosystems?
(Select all that apply)
they can range widely in size
they are only influenced by living elements
they are typically fairly stable
they are influenced by both living and non-living elements
they are subject to constant change
they are usually large
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How can warm temperatures affect the organisms in an ecosystem?
ectothermic animals may develop faster
they always trigger hibernation in animals
they may trigger dormancy and/or leaf fall in plants
all of the above
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Why is water critical for most organisms in an ecosystem?
it is essential for all enzyme-controlled reactions
it helps maintain cellular osmotic balance
it is required for respiration
all of the above
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How do different soil types affect ecosystems?
they have different drainage capabilities
they offer different nutrients to organisms
they support different types of organism
all of the above
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