Ecology Test Review Spring 2025

An organism that only eats meat is called a/an:

• carnivore
• predator
• omnivore
• herbivore

An organism that feeds on dead material and brings the nutrients back into the soil is called a/an:

• autotroph
• omnivore
• herbivore
• decomposer

Tags

NGSS.MS-LS2-3

How much energy is transferred from one organism to the next in a food chain?

• 10%
• 50%
• 25%
• 0%

Tags

NGSS.MS-LS2-3

Energy transfer in Food webs: Study the food web below. Which organism receives the MOST energy directly from the corn?

• snake
• owl
• mouse
• fox

Tags

NGSS.MS-LS2-3

What do the arrows in a food web represent?

• movement of animals
• flow of energy
• movement of plants

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

• rotifers
• sunlight
• bacteria
• grass

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

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

• the amount of snowfall in an area
• the number of decomposers in an area
• the herbivores in an area
• the omnivores in an area

Tags

NGSS.MS-LS2-3

All of the coral, water, reef fish, and algae in a coral reef make up which level of organization?

• population
• community
• ecosystem
• biosphere

All of the pin oak trees in Limestone County make up which level of organization?

• population
• community
• ecosystem
• biosphere

Which of the following is a producer in the food web below?

• oak tree
• rabbit
• wolf
• caterpillar

Tags

NGSS.MS-LS2-3