7.MS-LS2-3 Question Preview (ID: 59628)


7.MS-LS2-3. TEACHERS: click here for quick copy question ID numbers.

What happens to the energy in the grass when it is eaten by grasshoppers?
a) The grass hoppers use about 90% of the energy in the grass and store about 10% of it in their bodies
b) The grass hoppers use about 10% of the energy in the grass and store about 90% of it in their bodies
c) The grass hoppers use about 50% of the energy in the grass and store about 50% of it in their bodies
d) The grasshoppers use all of the energy in the grass in order to stay alive

Which statement is correct?
a) There will always be more hawks than snakes in a forest
b) Whether there are more snakes or hawks in a forest depends on the resources available
c) There will always be the same number of hawks as snakes
d) There will always be more snakes than hawks in a forest

What happens to the amount of biomass in an ecosystem as we move through it?
a) it decreases at each trophic level
b) it increases at each trophic level
c) it stay the same at each trophic level
d) it depends on the ecosystem

What happens to the amount of available energy in an ecosystem as it moves through the ecosystem?
a) it increases at each trophic level
b) it stays the same at each trophic level
c) it depends on the ecosystem
d) it decreases at each trophic level

Which word means the same as producer?
a) heterotroph
b) plant
c) autotroph
d) photosynthesis

A primary consumer is.....
a) an herbivore
b) found in the first trophic level
c) a carnivore
d) always a plant

How is energy passed through a food web?
a) by the Sun
b) through cellular respiration
c) energy is constantly being recreated throughout a food web
d) by organisms eating other organisms

Which of the following is NOT a heterotroph?
a) a consumer
b) a decomposer
c) a producer
d) a scavenger

Which is one way that carbon is taken out of the air?
a) combustion
b) photosynthesis
c) decomposition
d) respiration

What can happen to some toxins, such as DDT and mercury, as they move through a food chain?
a) the concentration can decrease
b) the concentration can increase
c) the concentration can remain the same
d) organisms can get rid of the toxin

Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 59628 in the upper right hand corner or click here.

TEACHERS / EDUCATORS
Log In
| Sign Up / Register