Ducks Unlimited Exam Questions With
Correct Answers
Which of the following best describes a pioneer species? - CORRECT
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ANSWER✔✔-The first species to colonize an area in primary succession
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Which of the following best describes respiration? - CORRECT ANSWER✔✔-Intake
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of oxygen to convert glucose to energy
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Which of the following does NOT conduct nitrogen fixation? - CORRECT
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ANSWER✔✔-Humans
Where is the phosphorus cycle primarily conducted? - CORRECT ANSWER✔✔-In
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soil and plants
| |
Which of the following is NOT a category of wetland biome? - CORRECT
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ANSWER✔✔-Tropical
In what year was the Clean Water and Air Act created? - CORRECT ANSWER✔✔-
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1948
Which of the following does Not influence an organisms niche? - CORRECT
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ANSWER✔✔-Commensalism
,According to the presentation, ecosystem management was broadened by the
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establishment of which of the following in 1978? - CORRECT ANSWER✔✔-
| | | | | | | | | |
Conservation Biology |
Which of the following is known to cause primary succession? - CORRECT
| | | | | | | | | | | |
ANSWER✔✔-Glacier movement |
Select the positive ecological interactions between organisms - CORRECT
| | | | | | | | |
ANSWER✔✔-Commensalism
Mutualism
Samantha is developing a management plan for an area suffering a significant
| | | | | | | | | | | |
reduction of grasses and plants which directly affects the viability of an
| | | | | | | | | | | |
endangered species. Her plan involves an increase of primary producers to
| | | | | | | | | | |
support long-term ecological balance and to eliminate the requirement of human
| | | | | | | | | | |
influence. Which of the following best represents this management plan? -
| | | | | | | | | | |
CORRECT ANSWER✔✔-Sustainability
|
A volcano has erupted and has now cooled off to leave bare rock. Over time,
| | | | | | | | | | | | | | |
lichens have colonized on the rock, breaking it down and creating soil. Soil
| | | | | | | | | | | | |
allowed grasses and flowering plants to grow. In this example, which of these was
| | | | | | | | | | | | |
|most likely the pioneer species? - CORRECT ANSWER✔✔-Lichens
| | | | | | |
Nutrient flow is the natural process which provides for the cycling of chemicals
| | | | | | | | | | | | |
between biotic and abiotic factors including water, oxygen, carbon, nitrogen and
| | | | | | | | | | |
phosphorus. - CORRECT ANSWER✔✔-True | | |
, Which of the following is true about chlorophyll? - CORRECT ANSWER✔✔-Is
| | | | | | | | | | |
required in order to perform photosynthesis
| | | | |
Grasslands are dominated by grasses and several species of forbs. Which of the
| | | | | | | | | | | | |
following best describes a forb? - CORRECT ANSWER✔✔-Broadleaf plants and
| | | | | | | | | |
lower shrub vegetation
| |
Which of the following is true regarding the ability for grasslands to sequester
| | | | | | | | | | | | |
carbon from the atmosphere? - CORRECT ANSWER✔✔-Grasslands recover quickly
| | | | | | | |
from drought or fire, allowing them to return to carbon sequestering far earlier
| | | | | | | | | | | | | |
than other biomes
| |
Which of the following best describes high-grading harvest? - CORRECT
| | | | | | | | | |
ANSWER✔✔-Only cutting the largest or most valuable tree species in an area | | | | | | | | | | |
Which of the following is true about the Forest and Rangeland Planning Act? -
| | | | | | | | | | | | | |
CORRECT ANSWER✔✔-Monitors the effects of climate change on renewable
| | | | | | | | |
resources and managed lands | | |
What is desertification? - CORRECT ANSWER✔✔-Grasslands which undergo
| | | | | | | |
drought or demineralization and turn into a desert landscape
| | | | | | | |
In order to minimize soil erosion and increase water retention, Randy wants to
| | | | | | | | | | | | |
plant a cover crop for his cotton field without negatively affecting the fertility of
| | | | | | | | | | | | | |
the soil. He knows cotton requires significant amounts of nitrogen to grow, so he
| | | | | | | | | | | | | |
will need to choose a cover crop with low nitrogen requirements. Which of the
| | | | | | | | | | | | | |
following cover crops should Randy choose? - CORRECT ANSWER✔✔-Legumes
| | | | | | | |
Correct Answers
Which of the following best describes a pioneer species? - CORRECT
| | | | | | | | | | |
ANSWER✔✔-The first species to colonize an area in primary succession
| | | | | | | | |
Which of the following best describes respiration? - CORRECT ANSWER✔✔-Intake
| | | | | | | | |
of oxygen to convert glucose to energy
| | | | | | |
Which of the following does NOT conduct nitrogen fixation? - CORRECT
| | | | | | | | | | |
ANSWER✔✔-Humans
Where is the phosphorus cycle primarily conducted? - CORRECT ANSWER✔✔-In
| | | | | | | | | |
soil and plants
| |
Which of the following is NOT a category of wetland biome? - CORRECT
| | | | | | | | | | | | |
ANSWER✔✔-Tropical
In what year was the Clean Water and Air Act created? - CORRECT ANSWER✔✔-
| | | | | | | | | | | | |
1948
Which of the following does Not influence an organisms niche? - CORRECT
| | | | | | | | | | | |
ANSWER✔✔-Commensalism
,According to the presentation, ecosystem management was broadened by the
| | | | | | | | | |
establishment of which of the following in 1978? - CORRECT ANSWER✔✔-
| | | | | | | | | |
Conservation Biology |
Which of the following is known to cause primary succession? - CORRECT
| | | | | | | | | | | |
ANSWER✔✔-Glacier movement |
Select the positive ecological interactions between organisms - CORRECT
| | | | | | | | |
ANSWER✔✔-Commensalism
Mutualism
Samantha is developing a management plan for an area suffering a significant
| | | | | | | | | | | |
reduction of grasses and plants which directly affects the viability of an
| | | | | | | | | | | |
endangered species. Her plan involves an increase of primary producers to
| | | | | | | | | | |
support long-term ecological balance and to eliminate the requirement of human
| | | | | | | | | | |
influence. Which of the following best represents this management plan? -
| | | | | | | | | | |
CORRECT ANSWER✔✔-Sustainability
|
A volcano has erupted and has now cooled off to leave bare rock. Over time,
| | | | | | | | | | | | | | |
lichens have colonized on the rock, breaking it down and creating soil. Soil
| | | | | | | | | | | | |
allowed grasses and flowering plants to grow. In this example, which of these was
| | | | | | | | | | | | |
|most likely the pioneer species? - CORRECT ANSWER✔✔-Lichens
| | | | | | |
Nutrient flow is the natural process which provides for the cycling of chemicals
| | | | | | | | | | | | |
between biotic and abiotic factors including water, oxygen, carbon, nitrogen and
| | | | | | | | | | |
phosphorus. - CORRECT ANSWER✔✔-True | | |
, Which of the following is true about chlorophyll? - CORRECT ANSWER✔✔-Is
| | | | | | | | | | |
required in order to perform photosynthesis
| | | | |
Grasslands are dominated by grasses and several species of forbs. Which of the
| | | | | | | | | | | | |
following best describes a forb? - CORRECT ANSWER✔✔-Broadleaf plants and
| | | | | | | | | |
lower shrub vegetation
| |
Which of the following is true regarding the ability for grasslands to sequester
| | | | | | | | | | | | |
carbon from the atmosphere? - CORRECT ANSWER✔✔-Grasslands recover quickly
| | | | | | | |
from drought or fire, allowing them to return to carbon sequestering far earlier
| | | | | | | | | | | | | |
than other biomes
| |
Which of the following best describes high-grading harvest? - CORRECT
| | | | | | | | | |
ANSWER✔✔-Only cutting the largest or most valuable tree species in an area | | | | | | | | | | |
Which of the following is true about the Forest and Rangeland Planning Act? -
| | | | | | | | | | | | | |
CORRECT ANSWER✔✔-Monitors the effects of climate change on renewable
| | | | | | | | |
resources and managed lands | | |
What is desertification? - CORRECT ANSWER✔✔-Grasslands which undergo
| | | | | | | |
drought or demineralization and turn into a desert landscape
| | | | | | | |
In order to minimize soil erosion and increase water retention, Randy wants to
| | | | | | | | | | | | |
plant a cover crop for his cotton field without negatively affecting the fertility of
| | | | | | | | | | | | | |
the soil. He knows cotton requires significant amounts of nitrogen to grow, so he
| | | | | | | | | | | | | |
will need to choose a cover crop with low nitrogen requirements. Which of the
| | | | | | | | | | | | | |
following cover crops should Randy choose? - CORRECT ANSWER✔✔-Legumes
| | | | | | | |
