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WorksheetsAPES- Unit 4
Total questions: 36
Worksheet time: 21mins
Name
Class
Date
1.
Removal of which of the following will result in the greatest change(s) in an ecosystem?
a)
indicator species
b)
keystone species
c)
foundation species
d)
threatened species
2.
Clear-cutting:
a)
restricts timber harvesting to mountaintops
b)
removes all trees from a widespread area
c)
involves elimination of subsidies to logging companies
d)
is a form of violent protest favored by radical environmental organizations
3.
Bottom dwellers (barnacles, oysters, sea cucumbers).
a)
plankton
b)
nekton
c)
benthos
d)
pelagic
4.
Free-swimming macroscopic organisms such as fish, whales, and turtles
a)
plankton
b)
nekton
c)
benthos
d)
pelagic
5.
Lower layer in deep water habitats: sunlight does not penetrate
a)
aphotic zone
b)
bathyal zone
c)
euphotic zone
d)
pelagic zone
6.
Dimly lit middle layer. No photosynthesis, zooplankton and fish live there; migrate to feed
a)
aphotic zone
b)
bathyal zone
c)
euphotic zone
d)
abyssal zone
7.
River mouths, inlets, bays, sounds, temperate salt marshes and tropical mangrove forests
a)
estuaries
b)
intertidal zone
c)
coral reefs
d)
open ocean
8.
Develop specialized niches to deal with daily changes in temperature, salinity, and wave action
a)
estuaries
b)
intertidal zones
c)
coral reefs
d)
coastal zone
9.
Main body of a watershed or drainage basin; lotic system
a)
estuary
b)
river
c)
wetland
d)
lake
10.
Lake area near shore; shallow, with rooted plants
a)
littoral
b)
profundal
c)
limnetic
d)
benthic
11.
Lake area near shore; shallow, with rooted plants
a)
littoral
b)
profundal
c)
limnetic
d)
benthic
12.
Newly formed lake with small supply of plant nutrient input
a)
eutrophic
b)
oligotrophic
c)
mesotrophic
d)
alkaline
13.
Natural sponges that absorb, store water from storms; provide a variety of wildlife habitats
a)
wetlands
b)
prairie
c)
forests
d)
steppe
14.
The single-celled algae found in aquatic ecosystems are known as
a)
phytoplankton.
b)
zooplankton.
c)
seaweed.
d)
kelp.
15.
Coral polyps secrete _____________ that creates the structure of the coral reef.
a)
sediments
b)
staghorn
c)
calcium carbonate
d)
camouflage
16.
What is it called when coral loses its color?
a)
bleaching
b)
white out
c)
colorization
17.
What does ocean acidification do to shell formation?
a)
less CO2 means less carbon to form shells
b)
Shells that form are weak
c)
Shells don't form properly so animals die and leave hole in food chain
d)
All of these things happen :(
18.
What are coral reefs often compared to?
a)
forests
b)
gardens
c)
rainforests
d)
deserts
19.
Coral reefs are endangered by
a)
climate change
b)
overfishing
c)
pollution
d)
all of the above
20.
What causes coral bleaching?
a)
oil spills
b)
warmer water temperatures
c)
overfishing
d)
red tide
21.
Erosion is one disadvantage of ________________.
a)
selective cutting
b)
sustainable yield
c)
certified wood
d)
clear-cutting
22.
Only cutting down mature trees of a specific size, type, and quality is an example of ___________________.
a)
Selective Cutting
b)
Shelterwood Cutting
c)
Clear Cutting
23.
Cutting down full strips of forests, but leaving fully developed forest in between is an example of __________________.
a)
Selective cutting
b)
Shelterwood cutting
c)
Clear cutting
24.
A technique sometimes used in forest management, farming, or prairie restoration to improve habitat and reduce wildfire risk.
a)
Selective Cutting
b)
Controlled Burn
c)
Thinning
d)
Clear Cutting
25.
Which of these are reasons to plant trees?
a)
Lower temperature and increase oxygen
b)
Improve appearance and prevent erosion
c)
Provide habitats and improve soil health
d)
All of these
26.
The term "conservation" means:
a)
Over-using a resource in order to make a profit.
b)
The practice of planning and maintaining a resource for the benefit and sustainability of future generations
c)
The change in global climate that Earth has experienced within the past 20 years, attributed to burning fossil fuels.
27.
Raising fish for food in an artificial pond is known as
a)
fish farming
b)
harvesting
c)
trawling
d)
aquaculture
28.
Which is most likely to be multiple-use land?
a)
Managed resource protected area
b)
Species management area
c)
National monument
d)
Wilderness area
29.
Public lands in the United States are categorized for use based on the managing agency. In general, Fish and Wildlife Service (FWS) lands are used for
a)
grazing, mining, timber harvesting, and recreation.
b)
timber harvesting, grazing, and recreation.
c)
recreation and conservation.
d)
wildlife conservation, hunting, and recreation.
30.
Public lands in the United States are categorized for use based on the managing agency. In general Bureau of Land Management (BLM) lands are used for
a)
grazing, mining, timber harvesting, and recreation
b)
timber harvesting, grazing, and recreation.
c)
recreation and conservation.
d)
wildlife conservation, hunting, and recreation
31.
Which is NOT a drawback of clear-cutting?
a)
The possibility of raising water temperatures
b)
High cost compared to other harvest methods
c)
Increased soil erosion
d)
Lack of shelter for wildlife
32.
The best forest management techniques include
a)
clear cutting to mimic natural disturbances such as wildfires and hurricanes.
b)
shelter tree cutting to mimic natural disturbances such as pine bark beetle infestations.
c)
tree plantations of uniform age.
d)
prescribed burns to remove accumulated dead biomass.
33.
This type of fishing uses long nets that hang down in the water. These nets unintentionally trap turtles, sharks, dolphins and birds.
a)
Long line
b)
Thrawling
c)
Purse Seine
d)
Drift Net
34.
A regular amount of a renewable resource that can be harvested without reducing the future supply
a)
Selective cutting
b)
Sustainable limits
c)
Sustainable method
d)
Sustainable yield
35.
What law protects vulnerable animals?
a)
Prevention of Animal Extinction Act
b)
Endangered Species Act
c)
Threatened and Endangered Species Laws
d)
Animal Control Act
36.
The movement of cool water from the deep zone to the surface
a)
Upwelling
b)
Deep Currents
c)
El Nino
d)
Coriolis Effect
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