Biotic and Abiotic Factors
Abiotic factors
elemets of the eviroment that affected the features of biological systems
types of enviroments
Marine
Fresh water
Terrestial
Biotic Factors
coexistance of living beings which can be negative, neutral, and positive
points of view
source of disturbance
ecological interaction
enviromental factors that affect levels of organization
disturbances
suden or chroic events that damage or kill organisms and affect the conditions and resources of a place
Biotic
- Catepillar outbreaks - Explosive incidece of bubonic plague bacteria - Entrance of exotic harmful fish
Abiotic
- Laca spills - Floods
conditions
physical and chemical factors of the enviroment to which organisms respind differentially
examples
- Temperature - Humidity - Speed of water in a river - Degree of acidity of the soil - Toxic substances
are abiotic
resources
elements of the enviroment
if used
an organism or group of it reduce their avility for another libing beings or for another population
interactions
important interaction
biodirectional relationship between two individuals that affect their performance, fertility, survival and polultation size in a positive or negative way
- predation -competition - mutualism
