Answer:
In primary succession there is no presence of soil or the soil cannot support life in secondary succession there is a presence of soil in which it can support life
Explanation:
The steeper the river's gradient, the faster the flow of water.
Hi you’ve only provided one of the options but I don’t know if this will help. The cell membrane is a Thin flexible barristers that surround all cells. Selectively permeable is some substance to pass across while others cannot. Hopefully that can give you give an idea.
The large beaked birds
it goes up the bigger the beak size as there are more seeds for the larger beaked birds to eat
Answer: The more rainfall, the bigger the tree, so that creates a rainfall
Explanation: