my home work

1. a communitie that replaces another comunity
2.a
3 first, weeds start to grow, then more types of weeds, then small conifer trees grow, finnally hard wood trees grow.
4 a muture community is in the finnal stage of succesion, usually housing long growing trees.
5 37%
6 rain forest have high biodiversity, deserts have low biodiverstity
7 because plants need soil to grow, and as they die they add new soil