Chapter 4

Ecosystems and Communities

Name: ______Period: ______

1)  Climate vs. Weather --What’s the difference?

a)  Weather – ______

b)  Climate – ______

c)  Microclimates - ______

2)  Factors that Affect Climate

a) 

b) 

c) 

3)  What is the Greenhouse Effect?:

a)  Greenhouse effect – process in which ______, which keeps the planet ______

b)  The 6 Greenhouse Gases:

i)  ______

ii)  ______

iii)  ______

iv)  ______

v)  ______

vi)  ______

c)  Is the greenhouse effect a good thing? ______

______

d)  What is the problem?

i)  The problem is that ____________ much of the suns radiation is being ____________

e)  What is causing the problem? ______

4)  Latitude and Solar Energy

a)  What creates season?

b)  Winter = ______

c)  Summer = ______

5)  Heat Transfer in the Biosphere

a)  Transferred primarily by ______and the ______.

b)  Global wind patterns

i)  A

c)  Global ocean patterns

Niches and Community Interactions

6)  What is a niche?

a)  Describe what the organisms ______and also how it ______

b)  Role the organism plays in the environment

7)  Organism Tolerance

a)  All organism have a ______
______

b)  If the ______
______become too harsh they may not ______

8)  What is competition?

a)  When organisms compete for ______

i)  Resource examples:

b)  Barnacle Example: What happens to the smaller barnacle?

c)  Do organism “want” to compete with one another? ______

d)  Why not? ______

e)  How can organisms limit competition?

i)  Divide ______or ______that others can’t obtain

f)  Dividing Resources

i)  Species try to minimize competition by ______

ii)  Birds use various particular part of a tree to minimize competition

g)  Competitive Exclusion

i)  Look at the diagram and determine which organism is being competitively excluded.

(1)  ______

ii)  Describe, using the graph, how you figured this out.

9)  Predator and Prey Interactions

a)  Predation – ______
______

b)  ______populations effect populations of ______(and vice versa)

c)  In this way they act as ______

10) Keystone Species – ______

______

a)  Removal of a keystone species has ______

i)  This ______(called trophic cascade)

b)  Examples:

i) 

ii) 

iii) 

11) Symbiosis – a close ______between the individuals of two (or more) ______

a)  Types:

i) 

ii) 

iii) 

iv) 

12) Mutualism – ______

______

i)  Examples:

(1)  Pollination – bees, bats, birds, etc transfer ______

(2) 

(3) 

13) Parasitism – ______

______

i)  Examples:

14) Commensalism – ______

Examples:

15) Competition –______

a)  Examples:

i) 

ii) 

ECOLOGICAL SUCCESSION

b)  Ecological succession ______

______

c)  Example = a field slowly changing into a forest

16) Primary succession -

a)  Pioneer species- is one of the ______at the start of primary succession. Examples include ______and ______.

b)  EXAMPLES of Primary Succession:

17) Secondary succession is the process that begins when ______.

a)  List 5 places where secondary succession occurs.

1. 4.

2. 5.

3.

Examples of Secondary Succession:

1.

2.

18) Climax Community – ______.

a)  Different depending on ______

19) Human Disturbances and Succession:

a)  Ecosystems ______from human disturbances

b)  Example: ______in a rainforest

EARTH’S BIOMES

Directions: Use the book (pages 110-116 to fill out the note outline below dealing with the various biomes found on earth

1.  Describe a biome

2.  Tropical Rain Forest

a.  Brief description of the biome

b.  What is the temperature like? (look at the graph)

c.  What is the rainfall like? (look at the graph)

d.  Describe some typical abiotic factors for the biome

e.  Typical animal life for the biome.

3.  Tropical Dry Forest

a.  Brief description of the biome

b.  What is the temperature like? (look at the graph)

c.  What is the rainfall like? (look at the graph)

d.  Describe some typical abiotic factors for the biome

e.  Typical animal life for the biome.

4.  Tropical Grassland (Savannah)

a.  Brief description of the biome

b.  What is the temperature like? (look at the graph)

c.  What is the rainfall like? (look at the graph)

d.  Describe some typical abiotic factors for the biome

e.  Typical animal life for the biome.

5.  Desert

a.  Brief description of the biome

b.  What is the temperature like? (look at the graph)

c.  What is the rainfall like? (look at the graph)

d.  Describe some typical abiotic factors for the biome

e.  Typical animal life for the biome.

6.  Temperate Grassland

a.  Brief description of the biome

b.  What is the temperature like? (look at the graph)

c.  What is the rainfall like? (look at the graph)

d.  Describe some typical abiotic factors for the biome

e.  Typical animal life for the biome.

7.  Temperate Woodland and Shrubland

a.  Brief description of the biome

b.  What is the temperature like? (look at the graph)

c.  What is the rainfall like? (look at the graph)

d.  Describe some typical abiotic factors for the biome

e.  Typical animal life for the biome.

8.  Temperate Forest

a.  Brief description of the biome

b.  What is the temperature like? (look at the graph)

c.  What is the rainfall like? (look at the graph)

d.  Describe some typical abiotic factors for the biome

e.  Typical animal life for the biome.

9.  Northwestern Coniferous Forest

a.  Brief description of the biome

b.  What is the temperature like? (look at the graph)

c.  What is the rainfall like? (look at the graph)

d.  Describe some typical abiotic factors for the biome

e.  Typical animal life for the biome.

10.  Boreal Forest

a.  Brief description of the biome

b.  What is the temperature like? (look at the graph)

c.  What is the rainfall like? (look at the graph)

d.  Describe some typical abiotic factors for the biome

e.  Typical animal life for the biome.

11.  Tundra

a.  Brief description of the biome

b.  What is the temperature like? (look at the graph)

c.  What is the rainfall like? (look at the graph)

d.  Describe some typical abiotic factors for the biome

e.  Typical animal life for the biome.