1. The vast majority of animals are:
a. mammals b. invertebrates c. vertebrates d. birds
2. Which of the following scientists defined a species as one or more groups of individuals that can potentially interbreed, produce fertile offspring, and do not interbreed with other groups?
a. Charles Darwin b. Carolus Linnaeus c. Mary Leakey d. Ernst Mayr
3.The earliest primitive primates resembled the modern ___________.
a. tarsier b. tree shrew c. old world monkey d.lemur
4. Stromatolites were formed by:
a. animals b. archaebacterial c. cyanobacteria d. red algae
5. Members of the same species would be expected to:
a.look alike b. be reproductively isolated from one another c. share the same gene pool d.have the same phenotype
6. A species is composed of:
a. related organisms b. a group of reproductive females c. populations that have the potential to interbreed and produce fertile offspring d. organisms located in the same habitat
