Classification & Dichotomous Keys

Who is considered to be the father of traditional classification?

• Gregor Mendel
• Robert Hooke
• Francis Crick
• Carolus Linnaeus

Which of the following is the correct way to write the scientific name of a house cat? (imagine that these options are all in italics)

• Felis Domesticus
• felis domesticus
• Felis domesticus
• felis Domesticus

Why do we use scientific names to name organisms instead of relying on common names?

• Because common names vary regionally
• Because everyone understands and speaks Latin
• To make scientists sound smart
• Because they are the most descriptive

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

Which of the following shows taxonomic groups in order from broadest to most specific?

• kingdom, phylum,order, class, genus, species
• species, genus, family, order, class, phylum, kingdom
• kingdom, phylum, class, order, family, genus, species
• phylum, kingdom, order, class, genus, family, species

A group of related classes is called a(n)__________,

• phylum
• order
• family
• kingdom

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

A group of related families is called a(n)______________.

• genus
• order
• genus
• phylum

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

A dichotomous key for insects is given. To what order does an insect with two pairs of scaly wings belong?

• Coleoptera
• Heteroptera
• Diptera
• Lepidoptera