คำศัพท์ช่างภาษาอังกฤษ - ไทยที่เกี่ยวข้องกับ "*organism*"

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ค้นเจอ 32 รายการ

 หรือคุณกำลังค้นหา organism

Procaryotic organisms

(Environmental Engineering) Organisms which do not have a cellular membrane.

Pathogenic organism

(Environmental Engineering) An organism capable of causing infection.

Eucaryotic organisms

(Environmental Engineering) Organisms which possess a nuclear membrane. This includes all known organisms except viruses and bacteria.

Trophic level

(Environmental Engineering) A level in the food chain. The first trophic level consists of the primary producers, autotrophs. The second trophic level is vegetarians which consume autotrophic organisms.

Nitrogen fixation

(Environmental Engineering) The conversion of atmospheric (or dissolved) nitrogen gas into nitrate by microorganisms.

Ecology

(Environmental Engineering) The study of living organisms and their environment or habitat.

Attached growth reactor

(Environmental Engineering) A reactor in which the microorganisms are attached to engineered surfaces within the reactor. Examples of attached growth reactors are the trickling filter and the rotating biological contactor. See suspended growth reactor.

Anaerobes

(Environmental Engineering) A group of organisms that do not require molecular oxygen. These organisms, as well as all known life forms, require oxygen. These organisms obtain their oxygen from inorganic ions such as nitrate or sulfate or from protein.

Disease

(Environmental Engineering) Any impairment of the normal function of an organism.

Autotrophic

(Environmental Engineering) Organisms which utilize inorganic carbon for synthesis of protoplasm. Ecologists narrow the definition further by requiring that autotrophs obtain their energy from the sun. In microbiologist parlance, this would be a photoautotroph. See photoautotrophic and chemoautotrophic.

Deoxygenation

(Environmental Engineering) The consumption of oxygen by the different aquatic organisms as they oxidized materials in the aquatic environment.

Disinfection

(Environmental Engineering) The destruction or inactivation of pathogenic microorganisms. See sterilization.

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