Question

An old house was torn down. Small weeds and grasses grew in the
vacant lot. Over the next few years, bushes and tree seedlings began
to grow

1- primary succession
2-secondary succession

Answer 1

Answer:

succession

gradual series of changes that occur over time in a new or disturbed ecosystem

primary

this type of succession starts with no soil or organisms

secondary

this type of succession starts with soil & organisms

secondary

this type of succession's pioneer species are grasses & flowers

primary

this type of succession's pioneer species are moss & lichen