Amplify

How do decomposers contribute to an ecosystem?

• Decomposers contribute to an ecosystem by regulating the climate.

• Decomposers contribute to an ecosystem by providing energy to plants.

• Decomposers contribute to an ecosystem by producing oxygen.

• Decomposers contribute to an ecosystem by recycling nutrients.

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Define the term 'habitat' in relation to ecosystems.

• Habitat is the term used to describe the interactions between different species in an ecosystem.

• The term 'habitat' in relation to ecosystems refers to the natural environment where organisms live, encompassing both biotic and abiotic factors.

• Habitat is the process of energy transfer within an ecosystem.

• Habitat refers to the food sources available in an ecosystem.

Why is biodiversity important in maintaining a healthy ecosystem?

• Biodiversity ensures resilience, stability, and productivity in ecosystems.

• Ecosystems thrive better with limited species diversity

• Biodiversity has no impact on ecosystem health

• Biodiversity leads to ecosystem destruction

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How do human activities impact ecosystems negatively?

• Planting more trees

• Reducing pollution

• Protecting endangered species

• Human activities impact ecosystems negatively through habitat destruction, pollution, overexploitation of resources, introduction of invasive species, and climate change.

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What is the main role of an ecologist?

• To destroy ecosystems

• To study ecosystems and their interactions

• To remove predators from ecosystems

• To create new species

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Which of the following is an example of a decomposer in the forest ecosystem?

• Mice

• Grass

• Mushrooms

• Snakes

Which of the following best defines an organism?

• A group of ecosystems working together

• A single living thing within an ecosystem

• Non-living parts of an ecosystem

• Energy flow between plants and animals

Why are ecosystems important?

• They provide energy and resources for living organisms.

• They help decrease biodiversity.

• They remove carbon dioxide from the atmosphere only.

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What is the source of all the energy in an ecosystem?

• air

• grass

• sun

• water

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In a food chain, When a rabbit eats hay, the hay is the rabbits source of _____.

• energy

• water

• sunlight

• carbon dioxide

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