Ecology Levels of Organization Notes

Multiple Choice

The study of how living things interact with each other and their environment is called what?

• Physics

• Ecology

• Biology

• Chemistry

Open Ended

What is the purpose of organizing life into different levels of ecological organization?

Multiple Choice

Which of the following best describes a population in the levels of organization?

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

• All the living and nonliving things in an area

• A single living thing

• A large area with similar climate, plants, and animals

Multiple Choice

What is the main characteristic that distinguishes a community from a population?

• Presence of abiotic factors

• Different species living together

• Only one species present

• Covers a large geographic area

Multiple Select

Which of the following are included in an ecosystem?

• Animals

• Soil

• Sunlight

• Only one species

Open Ended

Explain the difference between a community and an ecosystem using examples from the images.

Multiple Choice

Which of the following best describes the biosphere?

• All places on Earth where life exists

• A single organism

• A specific ecosystem

• A community of populations

Multiple Choice

Which definition best fits the term community?

• A group or organisms of the same species that live in the same area and interact with one another.

• A group of many populations (of different species) that live and interact with one another

• A group of populations of many different species that live and interact with both one another and all of the abiotic factors in their environment.

• A set of different ecosystems that acer connected by similar geographic features and share the same or similar climate.

• Anywhere on earth that life exists.

Multiple Choice

Which definition best fits the term ecosystem?

• A group or organisms of the same species that live in the same area and interact with one another.

• A group of many populations (of different species) that live and interact with one another

• A group of populations of many different species that live and interact with both one another and all of the abiotic factors in their environment.

• A set of different ecosystems that acer connected by similar geographic features and share the same or similar climate.

• Anywhere on earth that life exists.

Multiple Choice

Which definition best fits the term Population?

• A group or organisms of the same species that live in the same area and interact with one another.

• A group of many populations (of different species) that live and interact with one another

• A group of populations of many different species that live and interact with both one another and all of the abiotic factors in their environment.

• A set of different ecosystems that acer connected by similar geographic features and share the same or similar climate.

• Anywhere on earth that life exists.

Multiple Choice

Which definition best fits the term biosphere?

• A group or organisms of the same species that live in the same area and interact with one another.

• A group of many populations (of different species) that live and interact with one another

• A group of populations of many different species that live and interact with both one another and all of the abiotic factors in their environment.

• A set of different ecosystems that acer connected by similar geographic features and share the same or similar climate.

• Anywhere on earth that life exists.