15. A third species of kangaroo rat is introduced into the habitats of the two species from Question 5. If this
third species is biologically similar to the rst two, but also eats insects, which of the following will most likely
If All three speci
cfw_13. Two species of bats colonize an island at the same time. There are similar numbers of moths and beetles on
the island, but no ether bats. The only difference between the bat species is foraging ability; one is more
efficient at catching beetlesI a
B Graded Questions
You should be able to answer these questions based on the data you collected in your workbook.
These questions will be graded by your instructor. Your score will be available on the Home screen
when your instructor publishes scores for
11 I). On an adventure to a faraway place, you discover two previously unknown species at woozle. You notice
that purple woozles live on the ground and orange woozles live high up in the trees. 1'I"ou gather up all of the
purple woozles (they're easier to
Q5. How does the average fat shores fer "loose when there are no wolves en Isle ReyaIe compare to average fat
stores when there are many wolves?
If) Average fat stores without wolves is similar to that with wolves.
If) Average fat stores depends on how ma
Q4. The graphs below depict hypothesized population dynamics cfw_population size. H, vs. time for a predator-
prey system. Based on what you've learned in this tab by investigating moose and well population cycles.
which graph best represents a predator-p
QB. Imagine that after the birds have been living in the city fcr many years a second big fleck of birds arrives.
ch will the bird pepulaticn size change in the lllI lie illI years after the extra birds arrive? Cheese the graph that
best represents how th
Q1. What is the carrying capacity for moose in the simulation model of Isle Royale. prior to any changes in the
Q2. Suppose the rate of plant growth on Isle Royale supported an equilibrium moose population of 3M moose.
In this scenarioI there a
cfw_19. Wolves were hunted to extinction about a century ago in the eastern LLB. and Canada. Recently. wild wolves
have made a return to eastern Canada. IWolves eat deer in this area. which otherwise have few natural
predators. Based on your results in th
cfw_14. if four different snake species with identical food and habitat niches colonize an island at the same timeI
and one is better able to detect and acquire food than the othersI which of the below options will most likely
C) The spec
i- lvn A.~_._._.M_
FTest Tube Numberl
You will use a spectrophotometer to quantify experimental results in several
exercises this semester. The spectrophotometer can be used to:
1. Determine the am
5. Remove the lid from the chromatography jar, place the chromatogram in the
cylinder, and quickly replace the lid. The chromatogram should not touch the
sides of the jar. Figure 7 shows a properly assembled chromatography unit.
6. Allow the chr
Bio study guide-test 3 Arteries- blood vessels that carry blood away from the heart Veins- blood vessels that carry blood to the heart Capillaries- smallest vessels, connect arterioles and venules, interchange of oxygen and co2 between blood and tiss
1.Based on hierarchical levels of biological organization, which of these choices
represents the broadest level?
a. Based on biological organization, the answer is D. This is because the amazon
basin fulfills the most complex/broadest
2. Obtain 6 cuvettes. Place a cuvette directly behind each of the 6 samples that
you prepared in Exercise 2, lined up, in order, in the test tube rack. Transfer
the contents of each test tube (from Exercise 2) to the corresponding cuvette.
(It is not nece
Bio L114 - Zoology Lab Dr. Peter Burn - A507 Phone - (617) 573-8248 Office Hours - MWF 10-11, or by appt. Objectives:
Spring 2008 Email - [email protected]
To introduce you to the process of science, and to the evolutionary and morphological divers