Ecosystems Quiz: Part 1

What is a biome?

• A small area within an ecosystem.

• A type of habitat found in the ocean.

• A large geographic region with similar climate, terrain, and vegetation.

• A community of organisms that interact with each other.

Which of the following best describes an ECOSYSTEM?

• A group of animals living in the same habitat.

• A network of interactions between all the living organisms and their environment.

• An area with a distinct climate and vegetation.

• A specific place where an organism lives.

Which of the following best explains the difference between an ecosystem and a habitat?

• An ecosystem refers to the physical location, while a habitat refers to the living conditions.

• A habitat is larger and includes multiple ecosystems within it.

• An ecosystem includes both living and non-living components, while a habitat refers only to the physical environment where an organism lives.

• An ecosystem can support a variety of species, while a habitat can only support one species.

A Gila woodpecker lives inside a saguaro cactus in the Sonoran desert. What is the habitat in which the Gila woodpecker lives? Choose the best answer.

• Desert

• Earth

• Saguaro cactus

• Mexico

Which of the following are BIOTIC components of an ecosystem?

• Sunlight and oxygen

• Water and temperature

• Rocks and soil

• Plants and animals

Which of the following are ABIOTIC components of an ecosystem? Choose ALL that apply.

• Air

• Soil

• Decomposers

• Water

Which of the following is an example of mutualism in an ecosystem?

• A bee feeding on a flower and pollinating the flower.

• A bird building a nest in a tree.

• A fox hunting a squirrel.

• Jacob getting infected by Salmonella (a type of bacteria).

What is COMMENSALISM between two organisms?

• A relationship where one organism benefits and the other is neither benefited nor harmed.

• A relationship where both organisms benefit.

• A relationship where one organism benefits and the other is harmed.

• A relationship where one organism consumes another for food.

Remora fish attach themselves to sharks to get a free ride and access food scraps from the shark’s meals, while the shark is unaffected. What type of interaction do remora fish and sharks have?

• Parasitism

• Commensalism

• Mutualism

• Competition

Woodpeckers and squirrels will fight for a nesting place in the same hole. What type of interaction do woodpeckers and squirrels have?

• Parasitism

• Commensalism

• Mutualism

• Competition