Ecological Succession

After a forest fire,

• secondary succession occurs.

• fertilizers need to be applied to the land

• seeds need to be replanted

• all of the above

Tags

NGSS.MS-LS2-2

The first species to begin colonizing an area undergoing secondary succession is called a(n) _______________ species.

• intrepid

• primary

• original

• pioneer

____________________ can be thought of as pioneer species during primary succession, even though they are really a symbiotic relationship between fungi and algae.

• Lichen

• Grasses

• Shrubs

• Soil

Tags

NGSS.MS-LS2-3

____________________ species are the first species to colonize disturbed or newly created environments.

• intrepid

• primary

• original

• pioneer

Which would represent primary succession?

• rock--> moss --> lichen --> grass --> shrub --> trees

• rock --> lichen --> moss --> shrub --> grass --> trees

• rock --> lichen --> moss --> grass --> trees --> shrub

• rock --> lichen --> moss --> grass --> shrub --> trees

The composition and quantity of species in a community generally change over time, forming the gradual process of ________________.

• climax succession

• ecological succession

• ecological recession

• climax recession

Tags

NGSS.MS-LS2-4

Bare rock must be turned into ________. This is usually the first step of primary succession.

• lichen

• grass

• soil

An area that has been disturbed by a natural phenomenon or by human disturbance can experience new growth that usually begins with plants such as grasses and weeds. This is called _____________ succession.

• tertiary

• secondary

• primary

• quaternary

Tags

NGSS.MS-LS2-4

All of the following contribute directly to soil formation EXCEPT

• the erosion of rock by weather

• the decomposition of organisms

• volcanic eruptions

• lichens

Secondary succession occurs in which of the following situations? (Select ALL that apply)

• after a flood

• after logging

• after farming

• after a fire

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-3

NGSS.MS-LS2-2