Study Guide Fall 2024 Test 1 Classification and Phylogeny

Which organisms are most closely related?

• A and B

• B and C

• C and A

• not enough info given

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

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

Which level of taxonomy shows the closest relationship between 2 organisms?

• kingdom

• class

• domain

• species

There are many different species of big cats around the world. Why is having a scientific name for each species of an organism important?

• to prevent existing named organisms from having their name changed as they become extinct

• to keep the classification system from being altered as new organisms are discovered

• to allow organisms to be placed in many classification levels at the same time

• to standardize the naming and organization of organism to avoid confusion between scientist across the world

I am unicellular

I am prokaryotic

I am found in extreme environments

What kingdom do I belong to?

• The Eubacteria

• Kingdom Plantae

• Kingdom Animalia

• Kingdom Archaebacteria

I can be either a heterotroph or an autotroph-

I am mostly unicellular

I am the "Junk Drawer" kingdom

The only thing for sure about me is that I have a nucleus in my cells...

I am Kingdom ____________ .

• Plantae

• Protista

• Animalia

• Fungi

All living things are divided into three groups called 'domains'. They include, Domain Bacteria, Domain Archaea, and ____________.

• Domain Animalia

• Domain Eukarya

• Domain Prokaryotic

• Domain Protista

An illustration and a dichotomous key are given. What is the correct classification for this organism?

• Class Insecta
• Order Amblygygi
• Order Araneae
• Order Scorpiones

Using a light microscope, a student identified the following characteristics of 4 organisms found in a sample of pond water. (look at the picture) Based on the table, which organisms most likely belong to the taxonomic group for bacteria?

• organisms 1 and 2

• organisms 2 and 3

• organisms 1 and 4

• organisms 3 and 4