Biodiversity and Ecosystems Quiz

What is biodiversity?

• An organism that makes its own food.

• A biological community of interacting organisms.

• A group of organisms of the same species living in the same area.

• The variety of living organisms in a particular habitat or ecosystem.

Tags

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What defines a population?

• A group of organisms of the same species living in the same area.

• All the populations of different species living in the same area.

• An organism that breaks down dead organic material.

• The role and position a species has in its environment.

What is a food chain?

• A linear sequence showing how energy passes from one organism to another.

• A system of interlocking and interdependent food chains.

• An organism that hunts and eats other organisms.

• An organism that eats only plants.

Tags

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What is a herbivore?

• An organism that eats only animals.

• An organism that eats both plants and animals.

• An organism that eats only plants.

• An organism that breaks down dead organic material.

What is the role of a decomposer in an ecosystem?

• To break down dead organic material and return nutrients.

• To make its own food through photosynthesis.

• To hunt and eat other organisms.

• To eat both plants and animals.

Tags

NGSS.MS-LS2-3

What is the primary function of producers in an ecosystem?

• To convert sunlight into energy through photosynthesis.

• To consume other organisms for energy.

• To decompose dead matter and recycle nutrients.

• To compete for resources with other species.

Tags

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What is an omnivore?

• An organism that breaks down organic material.

• An organism that eats both plants and animals.

• An organism that eats only animals.

• An organism that eats only plants.

What is an ecosystem?

• A group of organisms of the same species.

• The total number of species in a given area.

• A linear sequence of energy transfer between organisms.

• A community of living organisms and their physical environment interacting as a system.

Tags

NGSS.MS-LS2-3

What is the difference between a habitat and a niche?

• A habitat is a type of organism, while a niche is a group of organisms.

• A habitat is the same as a biome, while a niche is a specific location.

• A habitat refers to the food an organism eats, while a niche is its physical environment.

• A habitat is the place where an organism lives, while a niche is its role in the ecosystem.

What is the primary role of consumers in an ecosystem?

• To provide shelter for other organisms.

• To decompose dead organic matter.

• To consume other organisms for energy.

• To produce energy through photosynthesis.

Tags

NGSS.MS-LS2-3

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