ch 5 ecosystems test

Which kind of organism obtains energy directly from the sun?

• decomposer

• producer

• carnivore

• tertiary consumer

Tags

NGSS.MS-LS1-6

If an insect eats a plant and a bird eats the insect, about how much energy from the plant is stored in the insect for the bird to use?

• 90 percent

• 50 percent

• 10 percent

• 1 percent

Tags

NGSS.MS-LS2-3

Which gas makes up 78% of the atmosphere but can only be used by plants after being converted by bacteria?

• carbon

• nitrogen

• phosphorous

• oxygen

Tags

NGSS.MS-LS1-6

Which of the following is likely to be a pioneer species?

• lichen

• grass

• shrub

• oak tree

A consumer that eats a producer belongs to which trophic level?

• 1st

• 2nd

• 3rd

• 4th

Tags

NGSS.MS-LS2-3

A consumer that eats only producers is called a/an

• omnivore

• carnivore

• autotroph

• herbivore

Tags

NGSS.MS-LS2-3

What term is used to describe a specific, sequential flow of energy through an ecosystem?

• energy pyramid

• food web

• trophic level

• food chain

Tags

NGSS.MS-LS1-6

What term is used to represent the various and diverse pathways of energy flow through an ecosystem?

• energy pyramid

• food web

• trophic level

• food chain

Tags

NGSS.MS-LS2-3

Which organism would occupy the level on an energy pyramid with the most energy? CHOOSE ALL THAT APPLY!

• bobcat

• wheat

• grass

• grasshopper

• bird

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

In the carbon cycle, where do producers get their carbon?

• the atmosphere

• carbohydrates in plants

• fossil fuels

• animal remains

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6