1:
Producers make up more biomass than primary consumers because:
Select one:
a. only 10% of the energy at each trophic level is passed on to the next level.
b. they do not eat anything.
c. pound for pound, plant sugars are heavier than fat.
d. both primary and secondary consumers eat grass.

Question

1:
Producers make up more biomass than primary consumers because:
Select one:
a. only 10% of the energy at each trophic level is passed on to the next level.
b. they do not eat anything.
c. pound for pound, plant sugars are heavier than fat.
d. both primary and secondary consumers eat grass.

anonymous · Answer

@BioEpic 
@WWWHHHAAATTT? 
@robtobey 
@roz_mar23

wwwhhhaaattt? · Answer

This has to do with biology post it in science and I cant help, Sorry.

bioepic · Answer

A.

bioepic · Answer

@kballet084

anonymous · Answer

17:
In natural systems, nitrogen is lost by denitrification. Predict which of the following processes will be most responsible for replacing lost nitrogen in an ecosystem.
Select one:
 a. Erosion
 b. Fixation
 c. Combustion
 d. Weathering

18:
Use of fossil fuels has increased the total amount of carbon in the carbon cycle.
Select one:
 True
 False

19:
Which of the following processes would convert inorganic phosphorus in a rock to an organic form of phosphorus?
Select one:
 a. Weathering
 b. Combustion
 c. Decay of dead animals
 d. Plant uptake

20:
On a global basis, which of the following is the largest reservoir of carbon?
Select one:
 a. Atmosphere
 b. Vegetation
 c. Sediments
 d. Fossil Fuels

21:
Which of the following would be one way a farmer could increase the amount of available nitrogen in his fields without adding a synthetic fertilizer?
Select one:
 a. Grow a legume crop to support the development of root nodules
 b. Flush the field with water
 c. Burn unwanted plants on the field
 d. Add nitrogen gas to the fields

22:
Which of the following is the most responsible force driving the water cycle?
Select one:
 a. Gravity
 b. Elevation differences
 c. Energy from the Sun
 d. Flow of water over the ground

Even if you live in the middle of North America, the quality of your watershed can affect the quality of the ocean. How can this be?
Select one:
 a. Evaporation carries materials from your watershed to the ocean.
 b. Materials in your watershed are eventually transported to an ocean.
 c. The amount of water in your watershed will affect ocean evaporation.
 d. Materials in your watershed are not transported to an ocean.

anonymous · Answer

this looks like a test O.o