: the study of interactions among organisms with each other and with environment

ECOLOGY : นเิวศวทิยา

http://youtu.be/GUY_-LK_lOc

Organism : The living things

http://youtu.be/EdKhQVHc3Ao

- all the individuals of the same species in an area

A population is a group of living organisms of the same kind living in the same place at the same time

Population

A population is always composed of same-species organisms

population is a group of living organisms of the same kind living in the same place at the same time.

Habitat is the place where a population lives

The habitat must supply the needs of organisms, such as food, water, temperature, oxygen, and minerals. If the population's needs are not met, it will move to a better habitat

Habitat

Habitats are specific to a population. Each population has its own habitat. For example, a population of ants has its own habitat

Community - all the populations that live together in an area

The community of living things interacts with the non-living world around it to form the ecosystem

Ecosystem : is a functional unit consisting of living things in a given area, non-living chemical and physical factors of their environment, linked together through nutrient cycle and energy flow.

Biome - large area that has a particular climate, and particular species of plants and animals that live there

Biomes are ecosystems where several habitats intersect. The

Earth itself is one large biome. Smaller biomes include desert,

tundra, grasslands, and rainforest.

A fundamental classification of biomes is:1.Terrestrial (land) biomes 2.Freshwater biomes 3.Marine biomes

BIOSPHERE

The world of living things (Biosphere) refers tovarious ecosystems. Ecosystems together.

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