Ecosystem Quiz

The source of all energy comes from what trophic level in a food chain?

• producers

• primary consumers

• secondary consumers

• tertiary consumers

Each part of the food chain is called a

• food stage
• trophic level
• energy stage
• eating level

Bacteria that eat and recycle dead plants and animals are called

• carnivores
• herbivores
• omnivores
• decomposers

In a Louisiana forest food web, an oak tree is a

• consumer
• scavenger
• decomposer
• producer

In a Louisiana forest food web, there is a newt, a black beetle, a mushroom and some fire ants.  Which of these is the decomposer?

• newt
• black beetle
• mushroom
• fire ants

Any organism that lives by hunting upon other organisms is called a 

• predator
• prey
• decomposer
• producer

TRUE or FALSE: An ecosystem contains only biotic factors.

• TRUE
• FALSE

Tags

NGSS.MS-LS2-3

What level of organization can be observed in the image?

• Species
• Population
• Community
• Ecosystem

Tags

NGSS.MS-LS2-4

Which is an example of a biotic factor?

• The sun
• Water
• Grass
• Rocks

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which is an example of an abiotic factor?

• Grass
• Trees
• Rain
• Birds

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4