Flow of Energy

• Producer
• Primary Consumer
• Autotroph
• Decomposer

Tags

NGSS.MS-LS2-1

• Producer
• Primary Consumer
• Secondary Consumer
• Decomposer

Tags

NGSS.MS-LS2-1

• Producer
• Primary Consumer
• Secondary Consumer
• Decomposer

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which of the following is NOT a heterotroph?

• grass
• fungus
• shark
• sea urchin

Tags

NGSS.MS-LS1-6

What percentage of energy is passed on to each trophic level?

• 10%
• 50%
• 90%
• 100%

The arrows in a food chain or web represent ...

• They point to the organism that is being eaten.
• It shows how sunlight flows within an ecosystem.
• They show the direction the energy is flowing between organisms. 
• They represent how water is transferred within a habitat.

Tags

NGSS.MS-LS2-3

The owl and weasel compete for which organism?

• Hawk
• Spider
• Grasshopper
• Shrew

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

An animal that is hunted and eaten for food is the  __________.

• predator
• prey
• population

An organism that gets energy from eating other organisms is a ______________.

• producer
• consumer
• decomposer
• prey

Which of the following would be the most likely effect, if there were a sudden increase in the cricket population?

• There would be a decrease in the small bird population.
• There would be a decrease in the grass/flowers population.
• There would be a decrease in the mice population.
• There would be an increase in the grass/flowers population.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4