Biodiversity and Flow of Energy Review

What organisms are considered secondary consumers in this food web?

• rabbits, mice and grasshoppers

• grains, grasses and carrots

• foxes, owls, and birds

• birds only

Describe how biodiversity contributes to the sustainability of an ecosystem. The word sustainability means...

• the ability to predict outcomes

• the ability to maintain structure and function over time

• being unable to bounce back in the event of a catastrophe

The non living parts of an organism's habitat...for example, rocks and dirt

• Biotic factors
• Abiotic factors
• Condensation
• Nitrogen fixation

Tags

NGSS.MS-LS2-3

The most energy is available at the _______ level of an energy pyramid?

• consumer
• predator
• decomposer
• producer

Tags

NGSS.MS-LS2-3

The following are all examples of _________ within an ecosystem.  Grass, trees, flowers, bears, and fish

• Abiotic factors
• Biotic factors
• Extinction

Tags

NGSS.MS-LS2-2

How many consumers are shown in the food chain?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-LS2-3

What energy source does most ecosystems begin with?

• A Producer

• A Decomposer

• The Sun

• A Herbivore

What do arrows represent in a food chain or food web?

• The direction Sunlight travels

• The direction of Energy Flow

Which of the following lists of organisms shows the correct order of available energy from GREATEST to LEAST in an ecosystem?

• grass, hawk, snake, field mouse

• grass, field mouse, snake, hawk

• snake, field mouse, hawk, grass

• snake, grass, field mouse, hawk

Tags

NGSS.MS-LS2-3

Which level of the energy pyramid would include organisms that get energy from the SUN.

• Level A

• Level B

• Level C

• Level D

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3