Biotic and Abiotic Factors

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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