polarity
Molecules having uneven distribution of charges
Cohesion
Attraction between molecules of the same substance
parasitism
symbiotic relationship in which one organism benefits at the expense of another organism
predator
An animal that hunts other animals for food
Density
Mass / Volume
prey
An organism that is killed and eaten by another organism
evaporation
Liquid to gas
estuaries
A bay or drowned valley where a river empties into the sea
bicarbonate
HCO3-
carbon dioxide
A gas composed of carbon and oxygen
habitat
Place where an organism lives
population
A group of individuals that belong to the same species and live in the same area
community
assemblage of different populations that live together in a defined area
ecosystem
a community of organisms and their abiotic environment
biotic
Living
abiotic
non living
upwelling
The vertical movement of deep water up to the surface
photosynthesis
Conversion of light energy from the sun into chemical energy.
respiration
Inhalation and exhalation of air.
energy
the ability to do work