How would the biodiversity and biomass of an ecosystem, change over time as ecological succession occurs? give an example as part of your answer. 

Announced by all the trumpets of the sky,
Arrives the snow, and, driving o'er the fields,
Seems nowhere to alight: the whited air
Hides hills and woods, the river, and the heaven,
And veils the farm-house at the garden's end.
The sled and traveller stopped, the courier's feet
Delayed, all friends shut out, the housemates sit
Around the radiant fireplace, enclosed
In a tumultuous privacy of storm.

the answer is "a.) well–developed vascular system."

explanation: