SCIENCE REVIEW MARCH

An _______________ is made up of all living and nonliving systems that surround and affect an organisim.

• ecosystem
• environment
• biosphere

An _________________ is a system in which organisims interact and exchange matter and energy with each other and the nonliving things in their environment.

• ecosystem
• environment
• biosphere

_________________ get their food from plants or from a source that can be traced back to plants.

• Animals
• Plants

________________ provide animals with tools, shelter, and a plac to lay eggs and rest.

• Animals
• Plants

The system that includes all living things is called ____________________.

• environment
• ecosystem
• biosphere

Choose the correct option.

• Individual
• Population
• Community
• Ecosystem

Choose the correct option.

• Individual
• Population
• Community
• Ecosystem

Choose the correct option.

• Consumer
• Producer
• Decomposer

Choose the correct option.

• Consumer
• Producer
• Decomposer

How is a healthy ecosystem?

• A healthy ecosytem is when the animals can't find food.
• A healthy ecosystem has many types of plants and animals that meet their needs in different ways.
• A healthy ecosystem is when there is not enough food for all.