Joshua Flashcards
Photoswthesis
The process by which producers use trapped energy from the sun to make food.
Chlorophyll
A green pigment found producers that traps the energy of the sun during Photoswthesis.
Cellular respiration
The process by which an organizm obtains energy by breaking down high-energy foods, such as sugar and starch.
Food chain
A model that shows how food energy passes from organizm to organizm.
Pyramid of numbers
A model used by ecologists to show how many organizms are at each level in a food chain.
Energy flow
The transfer of energy that begins with the sun and passes from one organizm to the next in a food chain.
Food web
A network of interconnected food chains in an ecosystem.
Top consumer
The carnivore at the end of a food chain.
Carbon cycle
How carbon is used and re-used through-out ecosystem.
Water cycle
The continuous movement of water through the environment.
Evaporation
The process in which a liquid changes into gas or vapour.
Transpiration
The process in which water that is taken in through a plants roots evaporates from the plants leaves, stem, and flowers.
Condensation
The process in which a gas or vapour changes in state to become a liquid.
precipitation
The process in which the tiny droplets inside clouds combine to form large drops which fall to earth as rain, sleet, snow, or hail.
Ground water
The water contained in earths crust.
