34.6 - 34.7 Aquatic Biomes Flashcards
Biomes
a major type of ecological association that occupies a broad geographic region of land or water and is characterized by organisms adapted to the particular environment
How many types of biomes are there?
2
What are the 2 types of biomes?
1) Terrestrial Biomes
2) Aquatic Biomes
Aquatic Biomes
water biomes that are differentiated by salinity
What do aquatic biomes include
oceans, intertidal zones, coral reefs, and estuaries
How many types of aquatic biomes are there
2
What are the 2 types of aquatic biomes
1) Marine Biomes
2) Freshwater Biomes
Marine Biomes
saltwater biomes
__% of Marine Biomes are salt
3
Most of Marine Biomes are _____ _____
open ocean
What is the largest Biome
Aquatic Biomes
Are Aquatic Biomes diverse
no
How many parts is the ocean made of?
6
What are the 6 parts of an ocean
1) Pelagic Realm
2) Benthic Realm
3) Photic Zone
4) Aphotic Zone
5) Continental Shelf
6) Intertidal Zone
Pelagic Realm
depth of ocean (from surface to bottom )
How many zones is the Pelagic Realm split into
2
What are the 2 zones the Pelagic Realm is split into
Photic Zone
Aphotic Zone
Benthic Realm
floor of ocean
What are organisms that live in the Benthic Realm called
benthos
What is the nutrient availability in the Benthic Realm
low nutrient availability
The Benthic Realm has ____ pressure
high
Photic Zone
the part of the Pelagic Realm where light penetrates
What is the only place in the ocean where photosynthesis can occur?
Photic Zone
What is the first part of the Pelagic Realm
Photic Zone
Aphotic Zone
the part of the pelagic realm where light does not reach
How do organisms that live in the aphotic zone survive
by eating chemoautotrophs or dead organisms from the photc zone
Continental Shelf
where water is covering the edge of a continent
Intertidal Zone
zones in which organisms are sometimes in water, sometimes in air