3. What is the main difference between primary and secondary succession?

There are two main types of succession namely, primary succession and secondary succession. The main difference between Primary and Secondary succession is that primary succession occurs in the land where there is no initial vegetation whereas secondary succession occurs in a land that has primary vegetation.

answer; i believe its echoic memory,it is believed to last three to four seconds; good luck

the answer is: trichonympha lives in the gut of termites and digests cellulose eaten by the termite.

this is an example of a symbiotic association of a protozoan with its mode of association.

hope i

-lavira: )