3.11 Ecosystem Quiz

What is an ecosystem?

• All of the living things in area

• All of the living and nonliving things in an area and their interactions

• All of the non-living things in an area

• Only one specific type of organism in an area

Answer explanation

An ecosystem includes all living and nonliving things in an area, along with their interactions. This definition captures the complexity of relationships within the environment, making it the correct choice.

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Which of the following is not a living thing that can be found in an ecosystem?

• Plants

• Animals

• Air

• People

Answer explanation

Air is not a living thing; it is a non-living component of an ecosystem. In contrast, plants, animals, and people are all living organisms that interact within ecosystems.

Which of the following is not an ecosystem?

• Savanna

• Rain Forest

• Land

• Polar

Answer explanation

Land is a broad term that refers to the solid surface of the Earth, while Savanna, Rain Forest, and Polar are specific types of ecosystems characterized by distinct climates and biological communities.

Based on the picture in the previous slide, what do you think the definition of population is?

• The organisms of the same species that live in the same place

• All of the different populations of organisms that live in the same place at the same time together

• The organisms of the same species that live in different places

Answer explanation

The correct definition of population refers to organisms of the same species living in the same place. This distinguishes it from other options that include different species or different locations.

In the photo, what is an example of a living thing?

• air

• plant

• sunlight

Answer explanation

A plant is a living thing, as it grows, reproduces, and requires nutrients. In contrast, air and sunlight are non-living elements that support life but do not exhibit the characteristics of living organisms.

Tags

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Check all that apply. Examples of producers are:

• algae

• plants

• lion

• antelope

Answer explanation

Producers are organisms that create their own food through photosynthesis. Algae and plants are both examples of producers, while lions and antelopes are consumers that rely on other organisms for food.

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What is a community of organisms and their environment?

• community

• population

• ecosystem

Answer explanation

An ecosystem is a community of organisms interacting with each other and their physical environment. It encompasses both the living (biotic) and non-living (abiotic) components, making it the correct answer.

What is a group of organisms of the same species in a specific area?

• community

• population

• ecosystem

Answer explanation

A group of organisms of the same species in a specific area is called a population. This term specifically refers to individuals of the same species living together, distinguishing it from broader concepts like community or ecosystem.

What is all the populations of species that live in the same area and interact with each other?

• community

• population

• ecosystem

Answer explanation

The term 'community' refers to all the populations of different species that live in the same area and interact with each other. In contrast, 'population' refers to a single species, and 'ecosystem' includes both living and non-living components.

A(n)  ____________ is an environment that meets the needs of an organism.

• Environment

• Ecosystem

• Habitat

• Consumer

Answer explanation

A habitat is a specific environment that provides the necessary conditions for an organism to live, grow, and reproduce. While an ecosystem includes multiple habitats, the term 'habitat' directly refers to the organism's living space.