Ecological Succession and Biodiversity

What is a stable ecological community that has reached equilibrium called? This ecosystem will have a high amount of biodiversity.

• ecological succession

• climax community

• secondary succession

• pioneer species

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What process starts with bare/barren rock followed by lichen?

• primary succession

• secondary succession

• both types of succession

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NGSS.MS-LS2-3

NGSS.MS-LS2-4

What type of succession occurs after an event like a forest fire?

• primary succession

• secondary succession

• both

Tags

NGSS.MS-LS2-4

What are examples of pioneer species in primary succession?

• Bushes and Shrubs

• Oak trees

• Mosses and Lichens

• A rose bush

How do lichens contribute to primary succession?

• Lichens produce glucose like plants

• Lichens begin to break down rock to form soil

• Lichens are nitrogen fixing bacteria to help plants grow

• Lichens convert carbohydrates into fossil fuels.

Tags

NGSS.MS-ESS2-2

Which catastrophic event would lead to primary succession?

• A tornado

• A volcanic eruption

• A flood

• A drought (no rain for long periods of time)

Tags

NGSS.MS-LS2-4

Biodiversity (the amount of different living things in an area) should be highest during which example below?

• Immediately after a tornado

• When a volcano erupts and covers an area in lava

• When a forest has reached its climax community

• When an ecosystem is damaged by a hurricane

Tags

NGSS.MS-LS2-5

Which statement is true?

• Primary succession starts with NO soil, Secondary succession starts WITH soil

• Primary succession starts WITH soil, Secondary succession starts with no soil

Tags

NGSS.MS-LS2-4

In a climax community, the amount of ___________ should be much higher than when succession first begins.

• biodiversity

• rock

• soil

• plants only

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NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What is ecological succession?

• A slow change in an environment
• A change of an environment in a day

• No change
• Abiotic change

Tags

NGSS.MS-LS2-4