Succession Review

Which type of succession is a process that brings life into a previously uninhabited area?

• cyclic succession

• seasonal succession

• secondary succession

• primary succession

What type of succession is likely to occur immediately following a tsunami that caused significant soil erosion?

• secondary succession because all the soil was lost in the tsunami

• secondary succession because some soil will still be left behind after the tsunami

• primary succession because the tsunami killed so many organisms in this ecosystem

• primary succession because there were still some organisms that survived to recover the ecosystem

How do mosses and lichens most contribute to succession?

• They are producers in the food chain.

• They break down rock into soil.

• They increase the amount of oxygen in the surrounding air.

• They become plants.

Tags

NGSS.MS-LS2-2

A final, stable community in equilibrium with the environment is a

• pioneer species

• secondary succession

• urban village

• climax community

A species that colonizes an uninhabited area and that starts an ecological cycle in which many other species become established is a

• extinct species

• succession species

• pioneer species

• new species

What type of vegetation below would appear first in a secondary succession event?

• trees

• grasses

• saplings

• shrubs

Which could be considered a positive result from a catastrophic disturbance to succession?

• a new disease spreading throughout a community

• an earthquake destroying a bridge linking two communities

• a fire destroying an overgrown forest allowing for new growth

• a local manufacturer releasing toxic contaminates into a stream

The main difference between the start of primary succession and secondary succession is

• Primary succession has soil at the beginning and secondary succession does not

• Primary succession begins quickly and secondary succession begins slowly

• Secondary succession only has two stages and primary succession has six stages

• Secondary succession has soil at the beginning and primary succession does not

What type of succession is old field succession?

• secondary succession

• primary succession

• new succession

• none of the other answers

Which of the following are most likely to be the pioneer organisms on an area of bare rock?

• trees

• shrubs

• lichens

• perennial grasses