Ecology Exam

Which of the following is an abiotic factor in an ecosystem?

• Plants

• Water

• Animals

• Bacteria

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DOK Level 1: Recall

What is the primary source of energy for most ecosystems?

• Wind

• Sunlight

• Water

• Soil

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DOK Level 1: Recall

Which of the following is a biotic factor in an ecosystem?

• Temperature

• Rocks

• Fungi

• Water

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DOK Level 1: Recall

In a food chain, which organism is typically at the top?

• Producer

• Primary consumer

• Secondary consumer

• Apex predator

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DOK Level 1: Recall

What is the term for the role an organism plays in its environment?

• Habitat

• Niche

• Ecosystem

• Community

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DOK Level 1: Recall

Which of the following best describes a population in an ecosystem?

• All the living and non-living things in an area

• A group of the same species living in an area

• Different species interacting in an area

• The physical environment of an area

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DOK Level 1: Recall

How does energy flow in a food chain?

• From consumers to producers

• From producers to consumers

• In a circular pattern

• From decomposers to producers

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DOK Level 1: Recall

Which of the following is an example of a mutualistic relationship?

• A lion hunting a zebra

• A bee pollinating a flower

• A parasite living on a host

• A bird eating a worm

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DOK Level 2: Skill/Concept

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

• A food chain is more complex than a food web

• A food web shows multiple food chains

• A food chain includes decomposers, while a food web does not

• A food web only includes producers

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DOK Level 2: Skill/Concept

Which adaptations might help an organism survive in a desert environment?

• Thick fur

• Large leaves

• Ability to store water

• Bright colors

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DOK Level 2: Skill/Concept