Succession

Question 1

What is primary succession?

Answer 1

The progressive colonisation of bare rock or

other barren terrain by living organisms.

Question 2

Describe the first stage of primary succession.

Answer 2

1. The area is first colonised by the pioneer species, changing the abiotic factors to be less hostile for other species to survive.

Question 3

What is secondary succession?

Answer 3

the recolonization of an area after an earlier community has been removed or destroyed.

Question 4

What is succession?

Answer 4

Succession is the variety of processes that occur over time in a species that occupy a certain area.

Question 5

Describe the second stage of primary succession.

Answer 5

2. Different species may be present at each stage, who change the environment so that it becomes more suitable for other species
   with different adaptations but less suitable for the previous species — changing biodiversity.

Question 6

Describe the third stage of primary succession.

Answer 6

3. The climax community is when a stable state is reached, where
   there is high biodiversity and a number of new species.