Grade 7 22 Aquatic succession

​Aquatic succession

​LO: Describe succession in aquatic ecosystems.

​What are aquatic ecosystems?

​Succession in aquatic ecosytems

Multiple Choice

factors that are non-living things such as climate that affect an ecosystem

• biotic

• salinity

• sources

• abiotic

Multiple Choice

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

• pioneer species
• soil
• climax community
• lichens

Multiple Choice

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

• primary succession
• eutrophication
• secondary succession
• intermediate

Multiple Choice

succession that occurs in an area where soil is already present

• ecological succession 
• primary succession 
• secondary succession
• pioneer speciles

Multiple Choice

Primary succession occurs in areas with:

• very little soil

• lots of soil

• no soil

• soil that has been disturbed

Multiple Choice

What is the order of succession shown in this figure?

• A, B, C, D
• B, A, D, C
• C, D, A, B
• D, A, B, C

Multiple Choice

What is the correct order from oldest (happened first) to youngest (happened last) in this pond succession?

• A, B, C, D
• D, C, B, A
• B, A, D, C
• C, D, A, B

Multiple Choice

Which experiences the least change over time?

• Pioneer Species

• Primary Succession

• Aquatic Succession

• Climax Community

Multiple Choice

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

• primary
• secondary
• old field
• ecosystem

Multiple Choice

In an aquatic ecosystem, living things depend on _________ for survival.

• Land

• Air

• Water

• Food

Multiple Select

Select ALL of the types of aquatic ecosystems.

• Ocean

• Desert

• Marsh

• Swamp