Quiz on Organisms and Ecosystems

What is the purpose of a bear's claws?

• To fly

• To swim

• To capture prey and dig for food

• To reach nectar

What do scientists study in ecosystems?

• The color of plants

• The size of animals

• Cause-and-effect relationships between factors

• The speed of rivers

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What is a habitat?

• A type of food

• An organism's environment

• A type of plant

• A type of animal

Which of the following is an example of an abiotic factor?

• Animals

• Plants

• Soil composition

• Decomposing organisms

Tags

NGSS.MS-LS2-3

What is a biotic factor?

• A nonliving part of an ecosystem

• A living or once-living part of an ecosystem

• A type of rock

• A weather condition

Which of the following is a biotic factor?

• Sunlight

• Air

• Animals

• Water

Tags

NGSS.MS-LS1-4

What might happen if there is a lack of trees in an ecosystem?

• More nesting locations

• Fewer nesting locations

• Increased plant growth

• More sunlight

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What is an example of how a biotic factor can impact an ecosystem?

• Sunlight affecting plant growth

• A disease affecting vegetation

• Rocks changing soil composition

• Water quality affecting fish

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

What is the role of decomposing organisms in an ecosystem?

• They provide sunlight

• They break down dead matter

• They create new plants

• They change weather patterns

Tags

NGSS.MS-LS2-3

Which of the following is an abiotic factor that can affect an ecosystem?

• Animals

• Plants

• Sunlight

• Decomposing organisms

Tags

NGSS.MS-LS2-3