Which species is likely to exhibit random dipersion?
a. rushes that grow on the edge of bodies of water
b. orchid plants that grow on the branches of a particular tree species
c. squirrels that actively defend their territory against other squirrels
d. frogs that live along the edges of ponds and streams
e. sweetgum, a tree species with wind dispersed seeds

stratosphere: as the altitude increases, the air temperature increases. the stratosphere has a layer of ozone, called the ozone layer. this layer absorbs most of the ultraviolet radiation from sunlight. this results in the stratosphere being warmer.

explanation:

b,bacteria convert nitrates

into nitrogen gas.

d,plants and animals take in

and use nitrogen compounds.

e,bacteria break down waste    

products and return nitrogen  

to the soil.

a,bacteria convert atmospheric

nitrogen to ammonia.

c,bacteria convert ammonia

to nitrites and nitrates.

blah

explanation:

bc blah