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WorksheetsCladograms and Taxonomy 2024y
Total questions: 16
Worksheet time: 8mins
What is the purpose of a cladogram?
To visualize relationships between groups of organisms by looking at shared traits.
To trace the inherited traits of a single species over time.
To check the likelihood of an offspring having a particular trait.
To monitor mutations that arise among different populations.
Which of the following technological advances has made the most difference on the study of the evolutionary relationships between organisms?
More precise tools to measure fossilized bones
The ability to compare DNA sequences between organisms
Better techniques to keep animals alive in the lab to study them
Advanced laser scanning techniques to better quantify and compare anatomical traits
What characteristics do all of these animals have in common?
Vertebrate
Endothermic
Lungs
Loss of canine teeth
According to the cladogram, which trait(s) do conifers have? Select all that apply.
Vascular tissue
Seeds
Flowers
Heterotrophic
What is the most recent common ancestor of Mammalia and Non-avian dinosaurs?
Tetrapoda
Amniota
Dinosauria
Diapsida
Which organism is most closely related to the turtles (Testudines)?
Mammalia
Lizards and snakes (Lepidosauria)
Frogs and Salamanders (Lissamphibia)
Crocodylia
Based on the cladogram, the common ancestor to these 5 animal groups most likely had...
a vertebral column
a vertebral column and hair
sharp teeth and retractable claws
the ability to purr
Researchers studying populations of Gallotia lizards on the Canary Islands compared the gene for the protein cytochrome b between species. Which two species are most closely related?
G. Atlantica and G. Stehlini
G. Simonyi and G. Bravoana
G. Galloti eisentrauti and G. galloti palmae
G. galloti eisentrauti and G. galloti galloti
Which statement is best supported by the information in this phylogenetic tree?
Lesser pandas are more similar to giant pandas than racoons
Brown bears are more similar to giant pandas than sun bears
Lesser pandas are more similar to racoons than giant pandas
The bear species are more similar to dogs than the giant panda
Based on the cladogram of bats, which two species are the LEAST closely related
Cynopterus sphinx and Ptenochirus jagori
Haplonycteris fischeri and Dyacopterus spadiceus
Ptenochirus jagori and Ptenochirus minor
Cynopterus sphinx and Otopteropus cartilagonodus
Based on the figure, how long ago lived the most recent common ancestor of the European Brown Bear and the Asian Brown Bear?
470,000 years ago
220,000 years ago
330,000 years ago
140,000 years ago
The ornate spiny lobster Panulirus ornatus belongs to...
the genus Panulirus (aka the best genus ever)
the genus ornatus
the genus Crustacea
The species ornate spiny lobster
Red foxes and dogs are both members of the order Carnivora. Dogs belong to the genus Canis. Which of the following is true about dogs and foxes?
The are in different classes
They are in the same phylum
They can't be in the same family
They are both in the same genus
The spiny lobster Jasus edwardsii and the blue crab Callinectes sapidus both belong to the order Decapoda. What else must be true regarding these two organisms?
The both belong to the same genus
They must belong to the same taxonomic family
They must belong to the same species
The must belong to the same class
What is the most specific taxonomic grouping that the ocean sunfish and triggerfish share?
Phylum
Class
Kingdom
Order
What is the correctly written scientific name of the ocean sunfish?
Mola mola
Molidae Mola
mola Mola
Mola mola
