What are main stimuli for ecological succession?

During ecological succession:

What is an ecological succession ?

What is eco-succession? Write its kinds and pattern. What are the causes of ecological succession.

What is meant by ecological succession? Explain how it occurs ? What properties distinguish a pioneer community from a climax community?

Enlist three important characterstics of ecological succession.

Name two types of ecological successions.

What is Xerosere ?Describe ecological succession onbarren rock.

The final stable community in ecological succession is