Succession & Biodiversity

Front

Natural disasters such as flooding and tornadoes are linked to ________________.

Back

secondary

Front

How do lichens contribute to primary succession? Options: Lichens decompose organic matter from animals and plants, Lichens begin to break down rock to form soil, Lichens are nitrogen fixing bacteria, Lichens convert carbohydrates into fossil fuels.

Back

Lichens begin to break down rock to form soil

Front

What is formed during primary succession that doesn't need to be formed during secondary succession? Options: pioneer species, soil, climax community, lichens

Back

soil

Front

What type of succession is shown going from figure A to figure B?

Back

secondary succession

Front

After a forest fire, an ecosystem would start regrowth through -

Back

secondary succession

Front

Which catastrophic event will most likely have the effect of returning an ecosystem to primary succession? Options: A tornado, A volcanic eruption, A flood, A drought

Back

A volcanic eruption

Front

succession that occurs in an area with no soil

Back

primary succession

Front

succession that occurs in an area where soil is already present

Back

secondary succession

Front

What type of ecological succession starts with bare rock followed by lichen?

Back

primary succession

Front

this type of succession occurs after a forest fire

Back

secondary succession