classification of living organisms

• The class is a level of classification that groups organisms based on certain shared characteristics.
• species are the smallest group into which biologists classify organisms
• In the past biologists used morphology and Anatomy to classify organisms
• Morphology is the shape/form of their body
• Anatomy is the detailed body structure of the organism
• Now days biologists use DNA (Deoxyribonucleic acid)
• Carolus Linnaeus is the first person to classify organisms in a scientific way
• Carolus Linnaeus is from sweden
• He introduced his system of classification in 1735
• He used the Binominal system
• Binominal naming system means two names
• Bi means 2 and nominal means name
• The names are written in 2 words and in latin
• The first name is genus and the second is the name of it's species
• Oryza sativa means rice
• THe hierarchical system of classification is Kingdom - Phylum - class - order - family - genus - species
• the dichotomous key is a key that has two categories, and is used to identify organisms
• dichotomous means branching / dividing into 2
• In a dichotomous key, if there are multiple answers, go back to where they split off from and choose another characteristic.
• A dichotomous key can have more than one answer at the end
• a dichotomous key uses characteristics to narrow down what an organism could be
• Pembukaan - Isi - Penutup (kesimpulan / terimakasih)
• -Metode impromptu = Profesional-Metode memoriter = Hafalan-Metode naskah = membaca-Metode ekstemporan=melihat beberapa kali