Classification Flashcards
What is the hierarchy of taxons?
Kingdom phylum class order family genus species
What are the 3 domains of life?
Bacteria, archaea, eukaryota
How are organisms in domain eukaryota different from the others?
Nucleus, membrane bound organelles
What are the 4 examples of eukaryota?
Plants, fungi, animals and protoctista
What are some characteristics of prokaryotae?
No nucleus, no membrane bound organelles,
What are some characteristics of plantae?
Cell wall made of cellulose, photosynthetic
What are some characteristics of animalia?
No cell wall, eukaryotes, heterotrophic
What are some characteristics of fungi ?
Cell walls made of chitin, filaments called hyphae, heterotrophic
What are some characteristics of protoctista?
Single cell eukaryotes, no tissue differentiation
What are the classification levels that give organisms their name?
Species + genus
Why are some things are reclassified?
Tentative nature (not fixed) based on new evidence that emerges
What is the definition of biodiversity?
Number of species and the number of each species in a given environment
What is the species richness?
Number of species present
What does a higher value on Simpson diversity index indicate?
Greater the sample diversity
