Classification/Dichotomous Key

What is the purpose of a dichotomous key?

• to find a common ancestor
• to show the evolution of organisms
• to show relationships between organisms
• to identify organisms

A dichotomous key for trees is provided. Hikers found a tree that has large brown cones and single sharp needles. What species of tree have the hikers found?

• Juniper
• Pine
• Spruce
• Fir

What step do we always start with when using dichotomous keys?

• 1
• 2
• 3
• 4

When using a dichotomous key to identify organisms, what do we look at?

• physical features
• weather patterns
• environment
• diet

Tags

NGSS.MS-LS4-2

The 8 levels of classification, most broad to most specific.

• Domain, Genus, Family, Order, Class, Phylum, Kingdom, Species
• Domain, Species, Kingdom, Genus, Phylum, Family, Class, Order
• Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
• Order, Kingdom, Species, Domain, Phylum, Family, Class, Genus

Term given to describe the 2 name naming system is:

• dichotmous key
• binomial nomenclature
• 2 scientific names
• binomial key

The first part of a scientific name is an organism's _______________ and the second part is its ________________.

• species, genus
• phylum, order
• class, spices
• genus, species

Who organized living things by creating binomial nomenclature?

• Carolus Linnaeus
• Robert Hooke
• Anton van Leeuwenhoek
• James Watson

What are the 8 levels of classification of living things from most general to most specific?

• domain, kingdom, phylum, class, order, family, genus, species
• domain, kingdom, phylum, class, order, family, genius, species
• domain, kingdom, phamily, class, order, family, genus, species
• domain, king, phillip, class, order, family, genus, species

Tags

NGSS.HS-LS1-2

The scientific name for water bear is Hypsibius dujardini.  What is its species?

• Hypsibius 
• dujardini
• water 
• tardigrade