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Scince Vocab #2
Cells
Term | Definition |
---|---|
Classification | Is the process by which scientists group living organisms. |
Organism | Refers to any individual living thing that can react to stimuli, reproduce,grow and maintain homeostasis. |
Diversity | Means the variability among living organisms from all source including, inter alia, terrestrial, marine and other aquatic ecosystems. |
Characteristics | A distinguishing quality, trait or feature of n individual, thing ,disorder, etc. |
Dichotomous key | Is constructed using contrasting characteristics to divde the organisms in the key into smaller and smaller groups. |
Taxonomy | IS the science of defing and nameing groups of biological organism on the basis of shared characteristics |
Domain | Is the highest taxonomic rank of organisms. |
Six kingdom system | Organisms are classified into three domains nad into one of six kingdoms of life. |
Microorganism | An organism that can be seen oly with the aid of a microscope. |
Single-celled | Is an organism that consists of only one cell, unlike a multicellular organism that consists of more than one cell. |
Multi-celled | Having or consisting of many cells or more than one cell to perfom all vital functions. |
Prokaryotic | A microscopic single-celled organism which has neither a distinct nucleus with a memebrane . |
Eukaryotic | Any of the single-celled or multicellular organisms whose cell contains a distinct, membrane-bound |
Autotroph | An organism that is able to form nutritional organic substances from simple inorganic substances such as carbon dioxide |
Heterotrooph | An organism deriving its nutritional requirements from complex organic substances. |
Decomposer | Are an organism that breaks down dead or decaying organims. |
Carnivore | An animal or plant that requires a staple diet consisting of meat |
Herbivore | Is an anmial tht gets energy from eating plants, and only plants. |
Omnivore | Animals that feed on meat and plants |
Detritiore | An organism that feeds on and breaks down dead plant or animal matter. |
Insecrivore | A type of carnivore that primarily or exclusively eats insects and other similar invertebrates. |
Phylogeny | The evolutionary development and history of a species or higher taxonomic |
Cladogram | A branching diagram showing the cladistic realtionship between a number of species. |