Science: Unit 5 Test Review

Which of the following is a NATURAL system?

• a race car

• an iphone 11

• the human body

• a dish washer

Which is an example of a system that is NOT natural?

• a forest

• a television

• an xbox

• an ipod

What does BIOTIC mean?

• nonliving

• a decomposer

• a type of fossil fuel

• living

What does ABIOTIC mean?

• a consumer that eats other animals

• nonliving

• a step in photosynthesis

• living

What is a food chain?

• a model that shows MANY different feeding relationships among living things.

• the process of eating plants only

• a model that shows ONE set of feeding relationships among living things

• the process of eating other animals only

What is a food web?

• a model that shows ONE set of feeding relationships among living things

• a model that shows MANY sets of feeding relationships among living things

• a producer that makes its own food

• a decomposer that breaks down once living things

Choose ALL of the examples of a fossil fuel.

• Oil

• Water

• Egg

• Coal

• Gas

What is the role of a PRODUCER?

• it sits there and looks pretty

• it obtains energy by consuming producers and consumers

• it breaks down once living things and returns the nutrients to the ecosystem

• it makes its own food and provides that food and energy to living things

What is the role of a CONSUMER?

• it makes its own food and provides that food and energy to living things

• Breakdown once-living things & return nutrients to the ecosystem

• Obtains energy by eating producers and other consumers

• Reports the weather for many different ecosystems

What is the role of a DECOMPOSER?

• Provides food an energy for living things

• Packs school lunches for its child every day

• Breakdown once-living things & return nutrients to the ecosystem

• Consumes plants and animals