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Extinction Exam Review Flashcards | StudBud
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Extinction Exam Review
Extinction Exam Review
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ecology exam 2 review
Flashcards
31 cards
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Practice quiz
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Host live
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Questions
31
Answers
1
Exposure to product X results in male frogs developing female sex organs. Product X is...
Endocrine disruptor
Mutagen
Biomagnifying
Carcinogen
2
Which scenario is the best representation of habitat fragmentation?
A
B
All three
C
3
Which of the following would result in the highest rate of evolution?
A long generation time
A rapidly changing environment
A population with high genetic variation
Few variations of phenotypes and genotypes
4
Which of the following are ways in which species are introduced to new environments
dumping of unwanted pets
ballast water of ships
planted for decorative purposes
all of these
5
The best chips are
Red Sun Chips
Sour cream and onion
Kale chips
Salt and vinegar
6
A large forest is fragmented by the construction of several roads. Which is most likely true?
Increase in species richness
Increaese in genetic diversity
Increase in edge habitat
Increase in interior core habitat
7
Pandas, tiger salamanders, and polar bears are at greater risk of extinction than other species because they are
generalist species
specialist species
conservation species
bad at adapting
8
In general, which of the following is the best long-term method of preventing extinctions?
Breeding endangered species in captivity
Protecting the habitat of endangered species
Providing food to endangered species
Removing predators in areas that contain endangered species
9
Which of the following is FALSE regarding natural selection?
Natural selection can be stabilizing
Natural selection won't occur unless the environment changes
Natural selection occurs over successive generations
Natural selection is caused by evolution
10
Why is the kudzu considered an invasive species?
It is a specialist
It is slow growing and hard to kill
It coevolves with native bird species
It is fast growing, hard to kill, and smothers vegetation
11
Habitat is important to animals because it is
I and II only
I and III only
I, II, and III
I only
12
The 6th mass extinction is different from all previous extinction events in that it is occuring
exclusively on land
faster than ever before
because of climate change
exclusively to amphibians
13
Which of the following identifies the two factors said to be the most harmful to biodiversity?
Destruction of habitat and invasion by nonnative species
Changes in climate and proliferation of endemic species
Acid rain and increased use of fertilizers for agriculture
Global warming and decline in fisheries
14
The release of a natural predator into an ecosystem as an attempt to control invasive species is an example of
biological control
cultural control
chemical control
mechanical control
15
I have a pet ___ named ______.
Cat named Mr. Baby
Dog named Max
Cat named Fish
Dog named Spike
16
What is the richness of the community
35% red hearts, 17% black hearts, 22% clouds, 26% blue circle
0.89
23
4
17
Which of the following would be considered an instrumental value of an ecosystem?
Ecolofical cycling of nutrients
Balance of predators with prey
Use of lumber from forest
High net primary production
18
Which is the worst animal?
Cats
Horses
Spiders
Snakes
19
The worldwide fish catch has declined in the past decade because of_
Water pollution
Overharvesting
Global warming
Disease
20
Which sign am I?
Pices
Aries
Scorpio
Gemini
21
What human activity is most responsible for global habitat loss?
burning fossil fuels
agriculture
sport hunting
plastic pollution
22
I grew up in...
Wisconsin
Queens
California
Brooklyn
23
Encouraging the hunting or eating of invasive species like the Silver Carp is an example of
mechanical control
biological control
cultural control
chemcial control
24
This conservation law protects makes the possession, transport, or sale of wood from illegally harvest trees illegal
National Invasive Species Act
Protect our Forests Act
Lacey Act
Endangered Species Act
25
Which of the following is NOT a characteristic of invasive species
low birth rates
no / few native predators
excellent competitors
fast growing
26
Which of the following best represents a single species approach to conservation
requiring boats to dump ballast water to prevent spread of invasive species
the protection of panda habitat combined with captive breeding in zoos
the protection of pacific coral reefs with very high biodiversity levels
27
Which set of design principles has been found to be most successful in designing bioreserves?
several small isolated reserves managed indepenedently
one large reserve that totally excludes human interaction
one large reserve with layered zones of human interaction
several samll interconnected reserves managed together
28
Which of the following is the greatest threat to wild species in general?
Natural disasters
Habitat loss
Disease
Natural predators
29
The greatest cause of habitat loss, degradation, and fragmentation is__
Agriculture
Pollution
Livestock grazing
Water development
30
This invasive species was introduced intentionally to control erosion in the Southern US
Emerald Ash Borer
Silver Carp
Kudzu Vine
Creeping Moss rope
31
The communities below differ in their
Genetic Variation
Evenness
Species composition
Richness
