Biozone Biomes and Ecosystems

All environments are influenced by a collection of ____ and ____ factors.

(a)  

Abiotic factors are the influence of (a)   things.

Biotic factors are the influence of (a)   things.

Examples of biotic factors:

• Biological weathering and erosion and decompositon

• Vegetation type

• Level of production and food supply

• Feeding relationships and disease and parasitic relationships.

Examples of abiotic factors:

• Water quality and quantity

• Climate including rainfall and temperature

• Soil and rock properties

• The amount of sunlight

All of the Earth's (a)   interact in different ways to form specific ecosystems.

(a)   are a broad description of geographical regions on Earth.

(a)   are classified by climate zone and vegetation types.

Biomes are influenced by three key factors:

• Water level

• Amount of incoming energy from the sun

• Amount of moisture

• Temperature range

Geosphere: rocks, sediments, and minerals formed from limestone

Atmosphere: oxygen in the ocean, air bubbles, ozone.

Hydrosphere: water, shallow, pH, salty, warm clear

Biosphere: fish, coral, organisms

• Coral reef biome

• Tropical rainforest biome

• Tundra biome