2024 - 2025 Environmental Semester Exam Review

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What is the Kyoto Protocol?

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An international agreement where countries commit to reducing carbon emissions to combat climate change.

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What are biogeochemical cycles?

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Processes in which elements like nitrogen, phosphorus, and carbon move between living organisms and their environment.

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How do fossil fuels affect the carbon cycle?

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The burning of fossil fuels increases the amount of CO2 in the atmosphere.

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What is a primary consumer?

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An organism in a food chain that eats plants or producers.

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What is the role of producers in an ecosystem?

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Producers, such as plants, convert sunlight into energy through photosynthesis, forming the base of the food chain.

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What is ecological succession?

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The process by which ecosystems change and develop over time, often following a disturbance.

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What is the significance of the Montreal Protocol?

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An international treaty designed to phase out substances that deplete the ozone layer.

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What is the difference between a food chain and a food web?

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A food chain is a linear sequence of organisms where each is eaten by the next, while a food web is a complex network of interconnected food chains.

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What are trophic levels?

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Levels in a food chain that categorize organisms based on their feeding relationships, such as producers, primary consumers, and secondary consumers.

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What is the carbon cycle?

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The process by which carbon is exchanged among the atmosphere, land, water, and living organisms.