Population Dynamics, Aquatic Ecosystems, & Succession

The photic zone

• extends to the bottom of the open ocean
• extends to a depth of about 200 meters
• is deep, cold, and permanently dark
• is where chemosynthetic bacteria are the producers

Tags

NGSS.HS-LS1-5

NGSS.HS-LS2-5

Which of the following will increase the size of a population?

• emigration and births
• immigration and deaths
• immigration and births
• emigration and deaths

Tags

NGSS.HS-LS2-2

NGSS.HS-LS4-2

NGSS.HS-LS4-5

Which of the following statements about primary succession is true?

• It begins with a climax community
• Small mammals are the first to live there
• It begins with bare rock
• It begins with rock and soil

Tags

NGSS.MS-ESS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What type of growth is shown on this graph?

• logistic
• exponential
• average
• density-independent

Tags

NGSS.HS-LS2-1

What pattern of growth will a population with limited resources show?

• density-dependent
• exponential 
• logistic
• logical 

Tags

NGSS.HS-LS2-1

NGSS.HS-LS2-2

NGSS.HS-LS4-2

What type of population growth is shown in the graph?  

• logistic growth
• logical growth
• exponential growth
• density-dependent growth

Tags

NGSS.HS-LS2-1

NGSS.HS-LS2-2

First species to arrive in an area

• invasive species
• abiotic components
• pioneer species
• parasites

Series of changes where other organisms have not previously lived

• primary succession
• secondary succession
• commensalism
• competition

What is the difference between primary and secondary succession?

• Primary succession already has soil.
• Primary has soil and secondary does not
• soil is present in both
• primary has no soil and secondary has soil

A sequence of biotic changes that regenerate or create an ecological community is known as

• factors
• erosion
• succession
• progression

Tags

NGSS.HS-LS2-6

NGSS.HS-LS4-5