The ____ method is often used to estimate the population size of mobile animals that live within a restricted geographic
range.
a. mark-release-recapture
b. direct count
c. extrapolation of counts from quadrants to entire population
d. plot
e. indirect count
ANSWER: a
You might also like to view...
Linked genes are
a. genes whose effects combine to affect a single characteristic. b. different alleles of the same gene. c. genes that affect two different traits and that lead to a 9:3:3:1 phenotype ratio in a dihybrid cross. d. genes that do not sort independently due to their being physically near each other on the same chromosome. e. genes on two different chromosomes
Carnivores must be at or above which trophic level?
a. first b. second c. third d. fourth e. fifth
Whorl one, the outermost whorl of a flower, makes up the
A. male parts of a flower. B. petals. C. sepals. D. female parts of a flower. E. stem region.
Competition among individuals of different species is called
A. intraspecific competition. B. resource competition. C. interspecific competition. D. commensalism. E. basal competition.