Ducks Unlimited Ecology Conservation & Management Certification Review
Carol works for the U.S. Fish & Wildlife Service and is sur-
veying an area to determine if it meets the requirements
The area must have standing water year-round
to be classified as a wetland. Which of the following is NOT
a requirement for her to take into consideration?
selective cutting Logging the most mature trees
clear-cutting Logging all trees of the same age in one area
shelterwood cutting Leaving desirable trees standing
How organisms match and respond to environmental
Which of the following best describes a niche?
conditions
Trees grown in areas of agriculture which are used to
Which of the following best describes agroforestry?
stabilize environmental conditions of crops
marshes Dominated by emergent vegetation
Bogs Accumulates dead plant material
Fens Have grasses and mineral-rich water
Swamps Dominated by trees
One acre of wetland filters 7.3 gallons of water a month
False
into fresh drinking water.
A large plot of land in a grassland ecosystem was con-
verted for agriculture. After four decades of agricultural
Secondary succession use the land was abandoned and began to revert to its
original grassland state. This is an example of which of the
following?
Access to ample amounts of easily accessible resources;
breeding season
multiple ponds or small wetlands are ideal
Resources used for feeding and protected shelter while
Migration
resting for short periods
Carol works for the U.S. Fish & Wildlife Service and is sur-
veying an area to determine if it meets the requirements
The area must have standing water year-round
to be classified as a wetland. Which of the following is NOT
a requirement for her to take into consideration?
selective cutting Logging the most mature trees
clear-cutting Logging all trees of the same age in one area
shelterwood cutting Leaving desirable trees standing
How organisms match and respond to environmental
Which of the following best describes a niche?
conditions
Trees grown in areas of agriculture which are used to
Which of the following best describes agroforestry?
stabilize environmental conditions of crops
marshes Dominated by emergent vegetation
Bogs Accumulates dead plant material
Fens Have grasses and mineral-rich water
Swamps Dominated by trees
One acre of wetland filters 7.3 gallons of water a month
False
into fresh drinking water.
A large plot of land in a grassland ecosystem was con-
verted for agriculture. After four decades of agricultural
Secondary succession use the land was abandoned and began to revert to its
original grassland state. This is an example of which of the
following?
Access to ample amounts of easily accessible resources;
breeding season
multiple ponds or small wetlands are ideal
Resources used for feeding and protected shelter while
Migration
resting for short periods
