A population is a group of individuals belonging to - species that interact with one another. The
total number of individuals in a population is the - .
... [Show More] On the other hand, the number of individuals
per unit area is the - . - ANS-one
poluation size
population density
A population of 200 deer is reintroduced to a forest after many years of being absent. This
population is tracked for the next 50 years. Based on the following data of the first 50 years, and
assuming that there is no resource limitation, how many deer would you expect to find in this
population 60 years after their introduction? - ANS-1,600 deers
A population of 350 ants inhabits a single tree in a forest. One hundred of the ants migrate to a
nearby tree but remain in the same population. No new ants are produced in this process. Which
of the following measures changed when the ants invaded the new tree? - ANS-population
density
A population of deep sea crabs lives in marine worm burrows and eats decaying matter falling
from shallow-water biological communities above. Which of the following would likely decrease
the carrying capacity of these seafloor crabs? - ANS-pollution disrupting the shallow-water
biological communities above the crab habitat
invation of a fish that preys on worms
A population of paramecia grows from 16 to 64 in six days. What is the doubling time for this
population? - ANS-3 days
A population of paramecia grows from 16 to 128. How many generations, or doubling times, has
this population undergone? - ANS-3
A population size can be much lower than the carrying capacity for an extended period of time. -
ANS-t
Among the four populations described below, which has the largest population size, and which
has the largest population density? Each Selection is only used once. - ANS-large populations
size: A population 200 frogs living in a 200 square foot pond
large population density: A population of 50 ants living in a one square foot burrow
Based on the graph below of a population of goats over the 50 years since they were introduced
to an island, what is the likely carrying capacity of the island for the goats? - ANS-300
Consider a population of birds, living in a forest, that nest within the branches of oak trees and
feed on beetles and earthworms. Which of the following would like [Show Less]