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Ducks Unlimited Final Exam Practice Questions and Answer

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Ducks Unlimited Final Exam Practice Questions and Answers In what year was the Clean Water and Air Act created? - ANSWER-1948 What does NOT influence an organism's niche/survival? - ANSWER-Commensalism- one benefits and the other derives neither benefit nor harm According to the presentation, ...

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  • November 4, 2024
  • 21
  • 2024/2025
  • Exam (elaborations)
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KaylinHoffman
Copyright © KAYLIN 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH NOVEMBER, 2024




Ducks Unlimited Final Exam Practice

Questions and Answers


In what year was the Clean Water and Air Act created? - ANSWER✔✔-1948


What does NOT influence an organism's niche/survival? - ANSWER✔✔-Commensalism- one benefits and

the other derives neither benefit nor harm


According to the presentation, ecosystem management was broadened by the establishment of which of

the following in 1978? - ANSWER✔✔-Conservation Biology


Which of is known to cause primary succession? - ANSWER✔✔-Glacier Movement


What are positive ecological interactions between organisms. - ANSWER✔✔-Commensalism and

Mutualism


What conducts nitrogen fixation? - ANSWER✔✔-Peanuts, Algae and Nitrogen- fixing bacteria. Humans

DO NOT conduct nitrogen fixation.


Which of the following best describes respiration? - ANSWER✔✔-Intake of oxygen to convert glucose to

energy


Where is the phosphorus cycle primarily conducted? - ANSWER✔✔-In soil and plants



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, Copyright © KAYLIN 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH NOVEMBER, 2024




Which of the following is NOT a category of wetland biome? - ANSWER✔✔-Tropical


How would you best describe a pioneer species? - ANSWER✔✔-The first species to colonize an area in

primary succession


What can influence an organism's niche/survival? - ANSWER✔✔-Competition, Mutualism and Parasitism.


What is mutualism? - ANSWER✔✔-symbiosis that is beneficial to both organisms involved.


What is parasitism? - ANSWER✔✔-One organism benefits and the other is harmed


What is primary succession? - ANSWER✔✔-Succession that begins in an area with no remnants of an

older community. The first to find habitat in an area.


What wetlands is dominated by emergent vegetation? - ANSWER✔✔-Marshes


A large plot of land in a grassland ecosystem was converted for agriculture. After four decades of

agricultural use the land was abandoned and began to revert to its original grassland state. This is an

example of which of the following? - ANSWER✔✔-Secondary succession


In what year was the Federal Water Pollution Control Act established? - ANSWER✔✔-1948


Denitrification is an essential step in which of the following cycles? - ANSWER✔✔-Nitrogen


What is true about chlorophyll? - ANSWER✔✔-It is required in order to perform photosynthesis


Organisms do NOT require nutrients, or chemical substances, during what phase? - ANSWER✔✔-Sleep


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Organisms require nutrients, or chemical substances, during what phases? - ANSWER✔✔-Growth,

Maintenance and Reproduction


Grasslands are dominated by grasses and several species of forbs. Which of the following best describes

a forb? - ANSWER✔✔-Broadleaf plants and lower shrub vegetation


Grassland Habitat - ANSWER✔✔-


Forests are responsible for storing large amounts of carbon. However, there are some cases in which

forests can also release significant amounts of carbon into the atmosphere. When does this typically

occur? - ANSWER✔✔-Trees release carbon when decaying, so when areas experience deforestation large

amounts of a forest's sequestered carbon will be released back into the atmosphere


Which is a true statement about non-tidal marshes? - ANSWER✔✔-They occur in poorly draining low

places and along boundaries of freshwater sources


What best describes high-grading harvest? - ANSWER✔✔-Only cutting the largest or most valuable tree

species in an area


What percent of forests remain in the United States? - ANSWER✔✔-33%


What is NOT a good reason for conducting a prescribed burn? - ANSWER✔✔-Preventing wildlife from

entering unwanted areas. As this disrupts natural processes.




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