WHAT IS A BIOME ?...

A biome is a region of earth that has a particular climate and certain types of plants.
Examples are :

• Tundra
• Taiga 
• Desert
• Grassland
• Temperate Forest 
• Tropical Forest 
  

There are also aquatic biomes, fresh water biomes and marine biomes.
Fresh water biomes includ:

• Lakes and Ponds
  
• Estuaries
• Rivers and Streams

were fresh and salt water mix.
Marine biomes iclud rocky and sandy shores a well as:

• Open Ocean
• Deep Ocean

where little or not light can reach, also in marine biomes is the coastal.