Harcourt Science Unit A Chapter 2 Classification Harcourt Science Unit A Chapter 2 Mrs.Strand 6th grade Lockwood Middle School

Kingdoms Terms: Classification Linnaean System Animalia Plantae Fungi Protista Monera Adaptation

Kingdom Notes Outline Classification of Living Things Why do we need to classify? G_____________ D _____________ Relationships Without classifications, scientists wouldn’t be able to share information about ALL of THOSE organisms! How living things are classified Not ONE correct system Father of modern classification system __________ __________ ____________ & ___________ are important characteristics to consider when classifying

Some scientists claim that there are six or seven kingdoms Plantae have c ____ ___ & “have sprouts or shoots” Make their own food Animalia have multi- _______ & can move Fungi - mostly multicellular, take in food & can’t move - “sponge-like” Protista Mostly s_______-celled Some have cell walls Can take in food or make their own Many can move - “primitive” Monera ________ -celled No nucleus Include bacteria

How Kingdoms are Subdivided Terms: Genus Species Dichotomous Key

How Kingdoms are Subdivided Grouping living things _______ described several different levels A total of ___ levels is now used to classify organisms As you move down the levels, the organisms are more and more __________

Seven Layers Kingdom Phylum Class Order Family Genus Species Animals Chordata Mammal Carnivor Primate Homo Sapien Kids Pick Chocolate Off Fingers…Good Stuff King Phillip Came Over for Great Spaghetti Kings Play Cards On Fancy Green Sofas DS

Naming living things According to ______ we use the latin names of the G______ & S________ Genus means “kind” Species usually refers to what it looks like or where it _____

Using a key Di- chotomous = 2 parts usually “yes”/”no” responses Look at page A56 at the dichotomous key Answer the  question

Developing a Dichotomous Key At each step this key asks the reader to decide which of two statements best describes the organism he or she is trying to identify. The reader then moves on to the next pair of statements until the organism is identified. Many dichotomous keys contain simple yes/no questions about a particular trait. A yes/no question If yes, continue If no, stop here As you keep isolating traits, the identifying characteristic becomes evident.