Section 3-2 Notes
 ____________ is the condition of the atmosphere at a specific place and time.
 One of the keys to understanding these communities is to be aware of __________ and
__________ conditions.
 The distance of any point on the surface of Earth north or south from the equator is
___________.
 The average weather conditions in an area, including __________ and _____________,
describe the area’s _____________.
 Biomes are classified by their ___________, _________________, and ______________.
Tundra
 Average precipitation: _____________________________
 Temperature range: _______________________________
 Geographic location: ______________________________________________________
 Abiotic factors: __________________________________________________________
 List one plant:____________________________________
 List two animals:__________________________________
Boreal Forest
 Average precipitation: _____________________________
 Temperature range: _______________________________
 Geographic location: ______________________________________________________
 Abiotic factors: __________________________________________________________
 List one plant:____________________________________
 List two animals:__________________________________
Temperate Forest
 Average precipitation: _____________________________
 Temperature range: _______________________________
 Geographic location: ______________________________________________________
 Abiotic factors: __________________________________________________________
 List one plant:____________________________________
 List two animals:__________________________________
Temperate Woodland and Shrubland
 Average precipitation: _____________________________
 Temperature range: _______________________________
 Geographic location: ______________________________________________________
 Abiotic factors: __________________________________________________________
 List one plant:____________________________________
 List two animals:__________________________________
Temperate Grassland
 Average precipitation: _____________________________
 Temperature range: _______________________________
 Geographic location: ______________________________________________________
 Abiotic factors: __________________________________________________________
 List one plant:____________________________________
 List two animals:__________________________________
Desert
 Average precipitation: _____________________________
 Temperature range: _______________________________
 Geographic location: ______________________________________________________
 Abiotic factors: __________________________________________________________
 List one plant:____________________________________
 List two animals:__________________________________
Tropical Savanna
 Average precipitation: _____________________________
 Temperature range: _______________________________
 Geographic location: ______________________________________________________
 Abiotic factors: __________________________________________________________
 List one plant:____________________________________
 List two animals:__________________________________
Tropical Seasonal Forest
 Average precipitation: _____________________________
 Temperature range: _______________________________
 Geographic location: ______________________________________________________
 Abiotic factors: __________________________________________________________
 List one plant:____________________________________
 List two animals:__________________________________
Tropical Rain Forest
 Average precipitation: _____________________________
 Temperature range: _______________________________
 Geographic location: ______________________________________________________
 Abiotic factors: __________________________________________________________
 List one plant:____________________________________
 List two animals:__________________________________
Mountains
 If you go up a mountain, you might notice that ____________ conditions, such as
temperature and precipitation, change with increasing _____________.
Polar Regions
 Border the ______________ at high latitudes
 Polar regions are ___________ all year.
Section 3-3 Notes
Aquatic Ecosystems
 Only about ___________ percent of the water on Earth is freshwater.
 The characteristics of rivers and streams change during the journey from the ________
to the ____________.
 Fast-moving rivers and streams prevent much accumulation of _____________ and
_____________.
 Usually, there are fewer ____________ living in the rapid waters.
 In ____________ water, _____________ are the primary food source for many fish,
including American eel, brown bullhead catfish, and ___________
 The _______________ of lakes and ponds varies depending on the season.
 Lakes and ponds are divided into ______________ based on the amount of
____________ that penetrates the water.
 The area closest to the shore is the __________________.
 The _________________ is the open water area that is well lit and is dominated by
_________________.
 The _________________ is the deepest areas of a large lake.
-It is much ___________ and lower in ____________ than the other two zones.
 Areas of land such as marshes, __________, and bogs that are saturated with water and
that support aquatic plants are called ____________________.
Marine Ecosystems
 The _________________ is a narrow band where the ocean meets land.
 Communities are constantly changing in this environment as a result of _____________.
 The __________________ is shallow enough that sunlight is able to penetrate.
 Below the photic zone lies the _____________—an area where _____________ is
unable to penetrate.
 The ______________ is an area along the ocean floor that consists of sand, silt, and
__________________.
 The deepest region of the ocean is called the _________________.
Label the zones of the ocean