Texas STAAR Biology Reporting Category 3 (Biological Evolution and Classification) overview quiz quiz
14questions. Pick an answer and you'll see why right away.
The forelimbs of a human, a whale, and a bat share a similar bone arrangement but do different jobs. These are an example of which evidence for evolution?
Two species have very similar DNA sequences for the same gene. What does this suggest?
In the fossil record, where are the oldest fossils generally found?
Which list correctly states the conditions required for natural selection?
Beetles live on dark bark; birds eat more of the light beetles. Over generations, what happens?
A bacterial population is treated with an antibiotic, and over time becomes mostly resistant. Why?
What is genetic drift?
A mountain range separates one squirrel population into two that can no longer interbreed, and over time they become separate species. What is this process called?
Which list shows taxonomic levels from broadest to most specific?
Two organisms in the same genus, versus a third in the same kingdom but a different phylum. Which two are more closely related?
On a cladogram, what does a branch point (node) represent?
On a cladogram, species A and B branch from a recent node and species C branches near the base. Which two are more closely related?
What is a vestigial structure?
Each species has a two-part scientific name made of which two levels?