Midterm Review -shrt trm change, food chain/web, biodiv succ

One of the roles of ecological succession is to allow species with different adaptations to interact. Ecological succession occurs in stages, providing periods of

• separation only for species that do not migrate

• separation of all species

• overlap for a variety of species

• overlap only for species that migrate

The many feeding relationships in an ecosystem are called

• energy transfer

• lunch time

• food web

• food chain

Tags

NGSS.MS-LS2-3

In a food web

• matter from consumers and producers is recycled by decomposers

• matter from all organisms dissipates and is not recycled

• only matter from producers is recycled by decomposers

• matter from the sun is recycled after many years by consumers

Tags

NGSS.MS-LS2-3

Which of the following is NOT one of the ways in which an invasive species affects an environment?

• spreads disease

• increases biodiversity

• preys on native species

• alters food webs

Tags

NGSS.MS-LS2-4

How can we (humans) protect biodiversity?

• encouraging deforestation in pine forests

• understanding and protecting habitats

• using large scale single crop agriculture

• introducing nonnative plants to new ecosystems

Tags

NGSS.MS-LS2-5

Primary succession starts with _____ and secondary succession starts with _____.

• rock / ocean water

• soil / rock

• rock / soil

• dirt / ocean water

The end stages of succession (i.e. fully grown forest) is called

• rainforest

• climax community

• primary succession

• biome

Hurricanes, fires, floods, and farming can all lead to _____ succession

• primary

• secondary

Tags

NGSS.MS-LS2-4

Areas with more biodiversity are usually ____sustainable.

• more

• less

• not

• equally

Tags

NGSS.MS-LS2-5

El Niño causes the trade winds blowing west to be _____ than usual.

• stronger

• weaker

• warmer

• colder

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6