BIOLOGY FLASHCARD on Chapter 6 "Humans in the Biosphere"

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What is conservationism?

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Conservationism is the responsible management of natural resources to prevent exploitation, degradation, and destruction of the environment.

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What is biodiversity?

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Biodiversity refers to the variety of life in a particular habitat or ecosystem, including the number of different species, genetic diversity, and ecosystem diversity.

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What is an invasive species?

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An invasive species is a non-native species that spreads widely in a new environment, often causing harm to native species and ecosystems.

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What are aquacultures?

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Aquacultures are the farming of aquatic organisms, such as fish, crustaceans, and plants, in controlled environments to reduce overfishing and support sustainable seafood production.

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What is biological magnification?

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Biological magnification is the process by which the concentration of toxic substances increases in each successive level of the food chain.

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How do fertilizers affect plant growth?

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Fertilizers provide essential nutrients to plants, promoting growth; however, excessive use can lead to nutrient runoff and environmental issues.

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What is habitat alteration?

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Habitat alteration refers to changes in the natural environment caused by human activities, such as deforestation, urbanization, and pollution, which can negatively impact wildlife.

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What is overfishing?

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Overfishing is the practice of catching fish at a rate faster than they can reproduce, leading to a decline in fish populations and disrupting marine ecosystems.

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What is ecosystem diversity?

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Ecosystem diversity refers to the variety of ecosystems within a given area, including different habitats, communities, and ecological processes.

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What is genetic diversity?

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Genetic diversity is the total number of genetic characteristics in the genetic makeup of a species, which helps populations adapt to changing environments.