APES U2.6 and 2.7 Adaptations and Succession

What is ecological succession?

• A set of environmental conditions within which an organism can best survive

• An organism's ability to adapt to its environment

• A peak community where the organisms are stable

• The process of change in the species structure of an ecological community over time

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-1

What stage of ecological succession is being shown?

• Primary succession

• Secondary succession

• Tertiary succession

• Climax community

Tags

NGSS.MS-LS2-4

True or False: A wildfire that destroys all organisms in the area would cause a climax community to have to undergo primary succession once more.

• True

• False

Which of the following is NOT considered to be a natural disruption to an ecosystem?

• Volcanic eruption

• Hurricane

• Air pollution

• Earthquake

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following is the correct order of ecological succession?

• grass - shrubs - lichens - trees

• lichens - shrubs - grasses - trees

• lichens - grasses - shrubs - trees

• grasses - lichens - shrubs - trees

Tags

2.7

When a community is stable with little to no change, what level of ecological succession is taking place?

• Primary succession

• Secondary succession

• Tertiary succession

• Climax community

What is the main difference between primary and secondary ecological succession?

• Primary begins WITHOUT soil; Secondary begins WITH soil

• Primary is the first state and secondary is the second stage

• Primary builds plant community; secondary builds animal community

• Primary begins WITH soil; Secondary begins WITHOUT soil

Tags

2.7

What is formed during primary succession that doesn't need to be formed during secondary succession?

• pioneer species
• soil
• climax community
• lichens

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

• primary succession
• eutrophication
• secondary succession
• intermediate

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

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

• primary succession
• secondary succession
• climax community
• limiting factors

Tags

NGSS.MS-LS2-3