Energy Transfer and Trophic Levels

All energy on Earth ultimately comes from what source?

• Water
• Sun
• Consumers
• Oxygen

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

An organism that uses sunlight to create its own food is known as a:

• Producer
• Heterotroph
• Consumer
• Decomposer

Tags

NGSS.MS-LS1-6

The arrows in a food chain or web represents what?

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

Tags

NGSS.HS-LS2-3

How much energy is available to be passed on to the next trophic level in an ecosystem?

• 100%
• 10%
• 50%
• 75%

Tags

NGSS.MS-LS2-3

The image provided is an example of a:

• Producer
• Heterotroph
• Consumer
• Decomposer

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

The image provided is an example of a(n):

• Producer
• Autotroph
• Consumer
• Insect

Tags

NGSS.MS-LS2-3

In the energy pyramid below, which organism has the least amount of energy available?

• Producers
• Herbivores
• Carnivores
• Top Predator

Tags

NGSS.MS-LS2-3

Only 10 percent of the energy stored in an organism can be passed on to the next trophic level. Of the remaining energy, some is used for the organism’s life processes, and the rest is

• Used in reproduction
• Stored as body fat
• Stored as body tissue
• Eliminated as heat

Tags

NGSS.MS-LS2-3

What is the ultimate ORIGINAL source of energy for living things?

• Sugar
• Sun
• Moon
• Carbon Dioxide

Tags

NGSS.MS-LS1-6

How much energy is available to be passed on to the next trophic level in an ecosystem?

• 100%
• 10%
• 50%
• 75%

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6