Sorting organisms into groups based on their characteristics.
1 of 22
Species
A group of organisms that share many common characteristics.
2 of 22
Genus
A group of species that share many common characteristics.
3 of 22
Family
Genera that share many common characteristics.
4 of 22
Who was the first person to classify organisms ?
The Greek Thinker Aristotle
5 of 22
How did Aristotle classify organisms ?
Based on their charecteristics ( what they look like)
6 of 22
Why did he think Sponges were a plant ?
For Aristotle , any organisms that didn't move were a plant.
7 of 22
How do scientists today classify organisms ?
They look at all their characteristics.
8 of 22
What are the five kingdoms ?
Animalia , Plantae , Fungi , Protoctista , Prokaryotae
9 of 22
Animal
Complex with structure with a nucleus , Heterotrophic feeders so no chlorophyll , No cell walls , Multicellular
10 of 22
Plants
Complex cell structure with a nucleus , Autotrophic feeders using chlorophyll , Cell walls made of cellulose (to provide support for plant) , Multicellular
11 of 22
Fungi
Complex cell structure with a nucleus , Saprophytic feeders so no chlorophyll , Cell walls ( not made of cellulose) , Multicellular
12 of 22
Protoctista
Unicellular , Complex cell structure with nucleus
13 of 22
Prokaryotae
Unicellular , Simple cell structure with no nucleus
14 of 22
What is the order for Classification ?
Kingdom , Phylum , Class , Order , Family , Genus , Species
15 of 22
What happens as you progress down the groups ?
The groups get smaller and the organisms share more characteristics in common.
16 of 22
Why is there no kingdom for viruses ?
Scientists do not think of them as being alive because ... 1) They're not made up of cells (no cell organelles) ... 2) They don't show any of the life processes ... 3 ) They can only exist inside host cells
17 of 22
Unicellular
Made of single cells
18 of 22
Multicellular
Made of many cells
19 of 22
Autotrophic
Organisms that make their own food through photosynthesis
20 of 22
Heterotrophic
Organisms that get their food by eating and digesting other organisms.
21 of 22
Saprophytic
Organisms that get their food from dead or decaying matter.
22 of 22
Other cards in this set
Card 2
Front
A group of organisms that share many common characteristics.
Back
Species
Card 3
Front
A group of species that share many common characteristics.
Comments
No comments have yet been made