4th grade Science 2
Terms
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- What is one way to classify organisms?
- By their Physical Characteristics
- The largest Classificaion group is
- Kingdom
- Organisims in each kingdom share basic
- Traits
- What is a trait?
- it is a Characteristic of a living thing
- Organisms in the Protist kingdom have how many cells?
- they can have one or many cells
- Organisms in the Protist Kingdom
- Have a nucleus
- Kingdom
- largest of the classifcation groups
- Phylum
- A large group within a kingdom that share at least one major characteristic (like having a backbone)
- Class
- a phylum is broken down into these (
- Order
- Classes are broken down into these
- Family
- order is broken in to these
- Genus
- familiy is broken down to these
- Species
- This is the smallest Classification
- Why do we classify organism
- To be able to communicate about them by using the same name
- Are there organisms that have never been classified
- Yes scientists are working to classify organisms in the rainforest before they die out
- Why are organisms in the rainforest dying out
- because they are clearing the rainforest
- How is an organism named
- by using the combining the name of the genus and species
- how many species have been classified on earth
- abouth 1.75 million
- Ancient Bacteria
-
one celled
no nucleus
makes it's food
some move - True Bacteria
-
one cell
no nucleus
makes own or obtains food
some move - Protist
-
one or many cells
has a nucleus
makes own/obtains/eats food
some move - Fungus
-
one or many cells
has a nucleus
absorbs/eats food
doesn't move - plant
-
many cells
has a nucleus
makes own food
doesn't move - animal
-
many cells
has nucleus
eats food
moves