UWRF BIO 150 Final Exam w/ John Ford - KD

3rd/Final Exam for UWRF BIO 150 with professor John Ford

Which of these doesn’t apply to species richness?

ANSWER: the number of individuals in a species

What is the biggest reason trees and forest are being removed in the rainforest?

ANSWER: oil and gas exploration

What is the best term used to describe the stream behind campus? (south fork)

ANSWER: cold water ecosystem

A classic predator prey example is…

ANSWER: Wolves and Moose

What was the name of the ship Charles Darwin sailed around the world in?

ANSWER: The Beagle

Darwin based his Theory of Evolution on studies done on which islands?

ANSWER: The Galápagos Islands

Which of these items is at the top of the list as being restrictive when it comes to doing stream rehabilitation on campus?

ANSWER: Dealing with different government agencies

Thermal loading in a small stream would likely have the greatest impact on which of these species?

ANSWER: Mottled Sculpin

Which group of birds in WI is most affected by “fragmentation”?

ANSWER: Neotropical Songbirds

Isle Royale in Lake Superior is a great model to study _____?

ANSWER: Predation

T or F: The South Fork tributary is a prestine and healthy stream

ANSWER: False

T or F: Most whale species are thriving because they rarely were hunted in the last 300 years.

ANSWER: False

T or F: Lunker structures provide great habitat for adult trout.

ANSWER: True

T or F: Top end carnivores are usually the most numerous organisms in an ecosystem.

ANSWER: False

T or F: In most ecosystems producers are usually plants or single celled organisms.

ANSWER: True

T or F: An example of stabilized selection is the peppered moths of Europe.

ANSWER: True

T or F: The rarest form of selection in nature is directional selection.

ANSWER: False

T or F: one agent of evolution is genetic drift.

ANSWER: True

T or F: An example if the “bottleneck effect” is elephant seals

ANSWER: True

T or F: Mutations can have a significant impact on gene pools

ANSWER: True

What animal that we discussed in lecture was used by Darwin as a classic example of natural selection

ANSWER: Sea Turtles

Brown headed cowbirds have benefited from?

ANSWER: fragmentation

In studying biodiversity a SDI of 1.34 would be considered…

ANSWER: Very Diverse

Which of the animals below was considered an apex predator we discussed in lecture when we looked at trophic pyramids?

ANSWER: Dolphin

What percentage of organisms have become extinct over time?

ANSWER: 99%

T or F: Food webs help explain how rainfall is recycled in an ecosystem.

ANSWER: False

T or F: DNA has a net + charge.

ANSWER: False

T or F: A t-test is used to assess the differences of two means

ANSWER: True

T or F: The terms Habitat and Niche are synonyms for “address” and “Occupation”

ANSWER: True

T or F: The Kinnikinic River has up to 8000 trout per mile.

ANSWER: True

T or F: A population is a group of individuals that belong to the same species, occupying the same space at the same time.

ANSWER: True

T or F: Vestigial structures are evidence that evolution has occurred

ANSWER: True

T or F: The working definition of species is the ability for two individuals to reproduce viable offspring.

ANSWER: True

T or F: Biodiversity is the greatest in the rainforest

ANSWER: True

T or F: Detritivores obtain their nutrients from decomposing organisms

ANSWER: True

T or F: Reducing impervious surfaces in an ecosystem can improve cold water streams

ANSWER: True

T or F: Mottled sculpin populations are declining in the South Fork.

ANSWER: False

T or F: Fragmentation has led to the loss of songbirds in the midwest.

ANSWER: True

T or F: Wisdom teeth in humans are evidence for evolution

ANSWER: True

T or F: Racoons drifting to on an island is an example of separation.

ANSWER: True

Which of the following animals is an excellent example of how humans can greatly reduce populations in a short period of time?

ANSWER: American Bison

Which state has a potential devastating mining operation proposed to be built that we watched a video of in class?

ANSWER: Alaska

What is the major predator of brook trout in the South Fork tributary as seen by photo evidence in lecture?

ANSWER: Blue Herons

Which of the following can be a significant mortality factor for young trout in local streams?

ANSWER: Predators

The loss of whale populations due to overharvesting caused which of these species populations to explode?

ANSWER: Sea Urchins

What specific sequence were we looking to amplify during the PCR lab?

ANSWER: PV 92

Which of these disorders is typically a sex-linked disorder?

ANSWER: Hemophilia

Mendelian Genetics studies the principals of…

ANSWER: Heredity

DNA fragments migrate though vigorous gel because…

ANSWER: the gel has a current of electricity running though it

Which of these is not considered a “pattern of inheritance” when analyzing a human pedigree?

ANSWER: Autosomal Corrective