Recent Changes

Mortality Rate- Death Rate
Fecundity Rate- Birth rate
Grass-Insect-Frog-Bird
Producer-Primary-Secondary-Tertiary
https://www.youtube.com/watch?v=k03vxRYsJ4Y

{foodweb.jpg}
Homeostasis- Internal Balance
Producer (autotroph)- produce own nutrience. Ex: plants
Consumer (heterotroph)- requires other organisms for nutrients. Ex:animals
-6 Types of heterotrophs
-Carnivores- Meat eaters. Ex: Lion
-Herbivores- Plant eaters. Ex: Cow
-Omnivores- Both meat and plant eaters. Ex: Humans
-Scavenger-Eats dead stuff. Ex: Vulture
-Decomposer-Absorbs nutrients. Ex: Fungi
-Parasite- Needs a Host. Ex. Viruses
Mortality Rate- Death Rate
Fecundity Rate- Birth rate
https://www.youtube.com/watch?v=k03vxRYsJ4Y

Density Independent Limiting Factor- regardless of population size everyone dies. examples: Natural Disaster\
Food Chain- Simple representation of energy flow
(The arrows represent energy flow0
{FoodChain.gif}
Food Web- complex repressentation of energy flow
{foodweb.jpg}
Homeostasis- Internal Balance
https://www.youtube.com/watch?v=k03vxRYsJ4Y

Climax community- a community that is experiencing little or no succession
Limiting factors- anything that can limit the size or distribution of a population
of the population
Examples:population. Examples: predators, diseasesdisease
Density Independent Limiting Factor- regardless of population size everyone dies. examples: Natural Disaster\
Food Chain- Simple representation of energy flow
https://www.youtube.com/watch?v=k03vxRYsJ4Y

Demography- the study of human population
{image002.gif}
Succession- a process of community change
Primary succession- succession that starts with NO soil
Example:lava flow
Secondary succession- succession that starts with soil
Example: forest fire

Succession- a process of community change
Primary succession- succession that starts with NO soil
Example:lava flow
Secondary succession- succession that starts with soil
Example: forest fire
Pioneer species-First Species to colonate an area during primary succession
Climax community- a community that is experiencing little or no succession
Limiting factors- anything that can limit the size or distribution of a population
Density Dependent Limiting Factor- limiting factor that has an effect because of the size of the population
Examples: predators, diseases