Flow of Energy and Matter

What do all living things need to survive?

• Sunlight

• Energy

• Soil

• Electricity

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What gas do leaves absorb during the day?

• Helium
• Carbon dioxide
• Nitrogen
• Hydrogen

Tags

NGSS.MS-LS1-6

What is the main source of energy for most ecosystems on Earth?

• Consumer
• Producers
• Plants
• Sunlight

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is an ecosystem?

• A system of living and non-living things working together
• The flow of energy and matter
• Everything in the environment
• Photosynthesis

Tags

NGSS.MS-LS2-3

 Energy is transferred through a food web.

• True
• False

Tags

NGSS.MS-LS2-3

Which of the following is NOT a decomposer?

• Insects
• Fungi
• Bacteria
• Plants

Tags

NGSS.MS-LS2-3

Some microorganisms are helpful to humans and the environment

• True
• False

Tags

NGSS.MS-LS2-4

Which of the following produce their own food from sunlight?

• Heterotrophs

• Autotrophs

• Decomposers

• Consumers

Tags

NGSS.MS-LS1-6

Which of the following is a characteristic of a herbivore?

• Herbivores eat only plants
• Herbivores eat plants and animals
• Herbivores prey on smaller animals
• Herbivores are the biggest animals in a ecosystem

Matter and energy are transferred through an ecosystem by consumers and producers

• True 
• False

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3