Ducks Unlimited Test Bank Questions
and Answers 100% Pass
Select the positive ecological interactions between organisms - ✔✔Commensalism and mutualism
Which of the following is NOT a category of wetland biomes? - ✔✔Tropical
What year was the Clean Water and Air Act created? - ✔✔1948
Which of the following does not influence an organism's niche? - ✔✔Commensalism
Which of the following best describes a pioneer species? - ✔✔The first species to colonize an area after
primary succession
Which of the following is known to cause primary succession? - ✔✔Glacier movement
Where is the phosphorus cycle primarily conducted? - ✔✔In soil and plants
Which of the following best describes respiration? - ✔✔Intake of oxygen to convert glucose to energy
Which of the following does NOT conduct nitrogen fixation? - ✔✔Humans
According to the presentation, ecosystem management was broadened by the establishment of which of
the following in 1978? - ✔✔Conservation Biology
1) Large evergreen trees, vines, ferns, and mosses
2) Various species of grasses
3) Mosses and lichen
Author: Katelyn Whitman. ©2025, All Rights Reserved.
, 2|Page
4) Plants with shallow widespread roots and thick leaves
5) Evergreen trees
6) Trees with color-changing leaves such as oak, maple, and beech - ✔✔1) Tropical rainforests
2) Grasslands
3) Tundra
4) Deserts
5) Taiga
6) Deciduous forests
Tourism and recreation are examples of which of the following services provided by habitats? -
✔✔Cultural
What percentage of fresh water is trapped in glaciers or underground aquifers? - ✔✔99%
These statements are true about rainforests: - ✔✔Covers 6% of the earth & contains half of all species of
plants and animals on earth
Act of complete loss of habitat through direct human involvement - ✔✔Habitat destruction
Breaking up habitats to the point where the habitat can no longer remain functional - ✔✔Habitat
fragmentation
Act of polluting or otherwise altering a habitat until the quality of the habitat can no longer support life -
✔✔Habitat degradation
Related to soil or dry land - ✔✔Terrestrial
Invertebrate aquatic animals - ✔✔Crustaceans
Author: Katelyn Whitman. ©2025, All Rights Reserved.