Trophic Levels Flashcards
What is the first level?
Producers
What is the 2nd level?
Consumers
What is the 3rd level and 4th level?
Consumers
What is a Ecological pyramid?
A diagram that shows the relative amounts of energy or matter contained within each tropic level in a food chain or food web
How much energy is transferred between tropic levels?
About 10%
What is a Biomass Pyramid?
Represents the amount of potential food available for each tropic level in a given ecosystem
What is Biomass?
The total amount of living tissue within a tropic level
What is a Pyramid of Numbers?
Based on numbers of individual organisms at each tropic level
What are Polar Zones?
The cold area located around the North and South poles
Between 66.5 and 90 North and South latitudes
The Polar Zones recieve sunlight?
At a low angle
What are Temperature Zones?
Between the polar zones and the tropic zones
The temperatures of Temperature Zones are like?
Range from hot to cold depending on the season
Ends at the Trophic of Cancer north
Ends at the Tropic of Capricorn south
What is the Tropical Zone?
Near the equator
Between 23.5 North and 23.5 South
Cline always warm
The Tropical Zone receives how much sunlight?
Receives direct contact of sunlight yearround
What drives winds and ocean currents?
The unequal heating of Earth’s surface
