what is the goal of conservation biology?

to study and protect earths biodiversity

Biological Magnification occurs when.....

environmental toxins become more concentrated in predators

Biodiversity hot spots are

have many rare and endangered plant and animal species.

Movement Corridors are

strips or clumps of habitat that connect isolated habitats

Phenotype plasticity means

One trait may have multiple phenotypes from environment

Habitats with many edges

often result from human activities.

Definition of landscape ecology

Study of ecosystems interacting

Endemic species ________.

are found only in one place on the planet

Sustainable development should

preserve ecosystems while providing for human needs

Which of the following is an example of habitat fragmentation?

A highway in the middle of a forest

Habitat fragmentation:

results in the decrease in biodiversity

In 1995, wolves were reintroduced to Yellowstone. Wolves feed on deer. How would the wolves affect the deer's population

The deer population would decrease

studbud

Ch. 38 Test

25 termsStudBud Administration25 plays

Imported from external platform

Flashcards25 cardsFPractice quizPHost liveL

Questions 25

Answers

1
Global warming results in
sea levels rising
ice caps melting
all of the above
increased tempretures
2
what is the goal of conservation biology?
to study and protect earths biodiversity
to focus solely on protecting endangered species
to eliminate all human impact on ecosystems
to exploit natural resources for human benefit
3
movement corridors?
increase mutation rate
increase inbreeding
allow the spread of disease
allow harmful gene flow
4
Extirpation is when
a species goes extinct
a species migrates to a new area
a new species is discovered
a species goes locally extinct
5
Biological Magnification occurs when.....
oppositely charged organisms are attracted to each other
you are finally able to see something really small up close.
living organisms get huge!
environmental toxins become more concentrated in predators
6
What is carbon dioxide absorbed by?
Trees
Soil
Green plants and algae
All of the above
7
Biodiversity hot spots are
layers of rock that are especially rich in fossils
around nuclear testing zones
have many rare and endangered plant and animal species.
regions whose boundaries are contested by neighbor countries
8
Movement Corridors are
the routes taken by migratory animals
connections within a landscape that includes several different ecosystems
the areas forming the boundary or edge between two ecosystems
strips or clumps of habitat that connect isolated habitats
9
Fish are overharvested when
too many fish are caught
sediment is added to the water
too many fish are allowed to reproduce
algae is allowed to overgrow in areas where fish live
10
Phenotype plasticity means
One trait may have multiple phenotypes from environment
The environment has no impact on genetics
All phenotypes are rigid and unchanging
All phenotypes change all the time
11
Habitats with many edges
favor animals that prefer interior, forest habitat.
are the result of natural disasters.
result in a significant increase in ecotourism.
often result from human activities.
12
Introduced species are animals that
are not native to the country
do not find a habitat in their new country
have met lots of other animals
always cause harm to their new country
13
Definition of landscape ecology
Study of ecosystems interacting
Study of abiotic and biotic factors
Study of animals and plants
Study of species
14
Endemic species ________.
have high rates of mutations that lead to large numbers of offspring
are found only in one place on the planet
are generalist organisms
are invasive species that cause extinction
15
Sustainable development should
preserve ecosystems while providing for human needs
provide for human needs at the expense of the environment
use more natural resources to make goods to meet human needs
put the protection of the environment ahead of human needs
16
Which of the following is an example of habitat fragmentation?
A large bridge over a bay
A garden in the center of a city
A local vegetable farm
A highway in the middle of a forest
17
Habitat fragmentation:
all of the above
maintains genetic diversity
results in an increase in biodiversity
results in the decrease in biodiversity
18
What is an effect of increased carbon dioxide in the oceans?
acidification
coral reef bleaching
animals cannot build shells
all of the above
19
Will climate change impacts be the same in all locations on Earth?
The impacts will vary
The results are the same across the globe
All answer choices are accurate
There is no scientific evidence to support an answer
20
In 1995, wolves were reintroduced to Yellowstone. Wolves feed on deer. How would the wolves affect the deer's population
The deer population would not change
The deer population would increase
The deer would start eating the wolves' babies
The deer population would decrease
21
Carnivore(s) in this food chain...
grasshopper
grasshopper and shrew
owl
shrew and owl
22
What is the biggest threat to biodiversity?
Agriculture
Invasive species
Pollution
Poaching
23
Which organism would be most affected by non-biodegradable pesticides?
hawk
mouse
snake
grass
24
What role does the lizard play in the food web below?
Consumer
None of the above
Decomposer
Producer
25
___ biomes are land-based biomes.
Marine
Terrestrial
Aquatic
Estuary

Ch. 38 Test Flashcards | StudBud