A biome is an extensive area of similar climate and vegetation.

NOTES ON BIOMESA biome is an extensive area of similar climate and vegetation.

Factors that affect Biomes

Abiotic factors determine what plants and animals will live there. They include: Temperature Light Intensity Amount and patterns of rainfall

Terrestrial biomes of the world include:

Tundra Boreal Forest (Taiga or Coniferous

Forest)* Deciduous Forest* Grasslands* Tropical Rainforest Deserts*

* = biomes of the continental U.S.

Grassland

Deciduous Forest

Aquatic biomes of the world include:

Marine – includes all the oceans/seas. Has at least 3.5% salt.

Freshwater – includes lakes, ponds, rivers and streams

Estauries – areas where fresh and salt water mixes. Coastal areas.

Marine Freshwater Estauries

MINNESOTA!!!

Why 3 Biomes in MN?

1. Amount of rainfall Plants need water to photosynthesize

2. Number of days without killing frost (growing season) Plants need a certain temp for enzymes to

work for photosynthesis