If you were to study all of the insect-eating birds in a forest, you would see that many birds eat insects, yet you may
not see any evidence of competition. What is the most probable explanation?
a. The birds have coevolved.
b. The birds are exhibiting resource partitioning.
c. The birds are exhibiting intraspecific competition only.
d. There is no keystone species in this community.
e. There is not enough species richness to see evidence of competition.
b
You might also like to view...
Who is credited with demonstrating unidirectional and nonreciprocal transfer of DNA between two mating E. coli cells?
A. Tatum B. Hayes C. Lederberg D. None of the choices are correct.
You need to explain to your study group why the breathing ability of amniotes is different than that of amphibians. Your classmates argue that something like a terrestrial salamander is identical in its breathing mechanism to an amniote. To convince them of the critical breathing innovations of amniotes, you report that in order to breathe as an amniote does, the terrestrial salamander would have to
A. grow scales on its body. B. develop new muscular associations in the ribcage. C. grow lungs. D. reduce the size of its mouth.
What type of mutation occurred in the following?
Normal allele GGAAUGAAACAGGAACCC Mutant allele GGAAUGAAACAGGUACCC substitution insertion deletion frameshift
Ecologists are most likely to collect data when using which ecological method or methods?
a) observation b) experimentation c) modeling d) observation and modeling