Ecosystems

What is a living thing that breaks down plant and animal material, returning the nutrients to the soil?

• Producer

• Primary consumer

• Secondary consumer

• Decomposer

Tags

NGSS.MS-LS2-3

What is a living thing that converts energy from the environment into sugars?

• Producer

• Primary consumer

• Secondary consumer

• Decomposer

Tags

NGSS.MS-LS1-6

an ecosystem consists of:

• all of the biotic factors in a given area

• the types of plants that inhabit a given area

• abiotic factors such as the sun, salinity, temperature, and weather found in a specific area

• all of the biotic factors and their interactions with the abiotic factors in a given area

Select all the correct choices: Choose the living things that are producers.

• wildflowers

• rabbit

• snake

• grass

Tags

NGSS.MS-LS1-6

Molds, bacteria, and worms are ________.

• decomposers
• producers
• consumers
• food chains

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

In an energy pyramid, energy_______ as you move up the pyramid.

• Increases
• Decreases
• Stays the same
• Changes up and down

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

In this energy pyramid, which organisms have the most energy available?

• Producers

• Carnivores

• Herbivores

• Top Predator

Tags

NGSS.MS-LS2-3

What does a primary consumer eat?

• tertiary consumers

• secondary consumers

• producers

• decomposers

Tags

NGSS.MS-LS2-3

About how much percent of energy is passed on from one organism to the next in an energy pyramid. 

• 100 percent

• 45 percent

• 10 percent

• 0.1 percent

Tags

NGSS.MS-LS2-3

Which organism is a secondary consumer (3rd trophic level)?

• Deer

• Racoon

• Killifish

• Vulture

Tags

NGSS.MS-LS2-3