Biodiversity Measurement and Genetic Variation Quiz

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What does alpha diversity measure in an ecosystem?

Variation in species across ecosystems

Total number of species across all ecosystems

Number of species (correct)

Genetic material variation

What does beta diversity measure?

Variation in species across ecosystems (correct)

Genetic material variation

Total number of species across all ecosystems

Number of species

What is the primary concern of researchers studying genetic biodiversity?

Variation in climatic conditions

Number of species

Amount of genetic material (correct)

Number of ecosystem types

Which trophic level do organisms that create their own food belong to?

Producers Signup and view all the answers

How much energy is transferred from one trophic level to the next in ecosystems?

10% Signup and view all the answers

What is the process by which autotrophs convert light energy into chemical energy known as?

Photosynthesis Signup and view all the answers

What is the term used for the scientific study of fungi?

Mycology Signup and view all the answers

Which type of fungi is characterized by unicellular organisms that reproduce via budding or fission?

Yeasts Signup and view all the answers

What is the main role of saprophytic fungi in ecosystems?

Breaking down dead organic matter Signup and view all the answers

Which part of a mushroom is characterized by a cap and stalk?

Pileus and stipe Signup and view all the answers

What term is used to describe fungal diseases in animals?

Mycosis Signup and view all the answers

What are toxins produced by some fungi called?

Mycotoxins Signup and view all the answers

What is the correct order of ecological levels from smallest to largest?

Organismal ecology, Population ecology, Community ecology, Ecosystem ecology, Biosphere ecology Signup and view all the answers

What is the main focus of organismal ecology?

Analyzing the traits of organisms and their contribution to life history Signup and view all the answers

How are ecosystems and environments different?

Ecosystems involve interactions between abiotic and biotic components while environments do not Signup and view all the answers

What determines the niche of an organism within its ecosystem?

The specific role it plays in its ecosystem Signup and view all the answers

What are density-dependent factors in an ecosystem typically related to?

Predation and competition for resources Signup and view all the answers

Which category of biodiversity considers the variation of different organisms?

Species biodiversity Signup and view all the answers

What is the main reason for the increase in carbon dioxide concentration in the atmosphere over the past 200 years?

Release of CO2 from burning fossil fuels Signup and view all the answers

Which gas in the Earth's atmosphere is known to absorb infrared radiation and contribute to the greenhouse effect?

Carbon dioxide Signup and view all the answers

What is the term used for the process where an organism mimics the warning coloration of a dangerous species to avoid predation?

Mimicry Signup and view all the answers

In coevolution, what happens when two different species evolve in response to each other's evolutionary changes?

Parallel evolution Signup and view all the answers

What is the relationship called when one organism benefits while the other is neither helped nor harmed?

Commensalism Signup and view all the answers

Which of the following is NOT one of the three major greenhouse gases in Earth's atmosphere?

Ozone Signup and view all the answers

What type of interaction occurs when two organisms live in close association, with at least one organism benefiting?

Symbiosis Signup and view all the answers