Ducks Unlimited: Ecology - Questions with Verified Answers

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Ducks Unlimited: Ecology - Questions with Verified Answers Hunting and fishing regulations are independent of monitoring wildlife populations. False Which of the following is the best example of hab... itat conversion? Sedimentation The Duck Stamp Act is an incentive program which encourages producers and landowners to conserve grasslands. When it was first enacted, the stamp cost $1. When was this act passed? 1934 Which of the following pests best represents insects which reproduce in the inner bark of trees, causing decay and death in healthy trees? Bark beetles Why are waterfowl called an indicator species? They are good indicators of habitat health Which president is thought to have done more for conservation than any other president? Theodore Roosevelt James is studying the wetland hydrology of the Okefenokee National Wildlife Refuge. He has observed the frequency and duration of flooding in the area and monitored the water's salinity and nutrient concentration. Which of the following remains to be studied for James to obtain a full understanding of the area's hydrology? Hydroperiod Which of the following legislation provides funding for conservation programs to help farmers restore and protect wetlands? The Farm Bill What Act enabled funding through the sale of firearms, ammunition and sporting goods? Pittman-Roberston Act Which of the following is an invasive species known to disrupt forest habitats? Buffelgrass Birth and death rates are expressed as the number per _____ individuals per unit of time. 1,000 Which of the following is a characteristic of the taiga? Northernmost forests with seasonal climate including long winters and short summers 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? Lichens Approximately $430 million are generated each year from which of the following? Hunting deer Which of the following is NOT an example of regulating services? Products harvested or extracted from the habitat, which are used and relied on every single day What percentage of waterfowl nests are successful each year? 15 The Pittman-Robertson Act provides funding to state wildlife agencies for the restoration of wildlife. Which of the following describes how this Act is funded? Tax on sporting arms and ammunition Select the two statements which accurately describe a swamp. Are filled with woody plants like trees and shrubs, have sphagnum moss covering the floor or forming floating mats Which of the following factors is categorized as biotic? Competition Which of the following is NOT one of the states currently experiencing wetland reductions of between 80 to 100 percent? Texas While geese require a tail and primary feathers, which part of a duck would be required to be sent in for the Parts Survey conducted by the Fish and Wildlife Service? The wing Maintaining biodiversity, protecting freshwater quality, recharging groundwater and controlling floods are all critical components for which of the following biomes? Wetlands Which of the following best describes the system in which carbon credits or greenhouse gas offsets are used and traded by companies in order to mitigate greenhouse gas emissions? Carbon markets Which of the following is NOT regulated by the National Park Service? Private land Which of the following is also known as the Duck Stamp Act? Migratory Bird Hunting and Conservation Stamp Act Paul is a park ranger in charge of removing a brown bear which has been invading campsites and has grown comfortable around park guests. Paul sets up motion sensors which rapidly flash lights when triggered around the border of the park. After a period of time, Paul notices there have not been any more bear sightings in the park. This is an example of which of the following? Predator-human interaction Which of the following is NOT a biome? Mountain Which of the following waterfowl species is known to share incubation responsibilities between both males and females? Whistling ducks Which of the following examples corresponds to the category of protection restoration efforts? Conservation easement or regulatory measure like the Organic Act which prevents habitats from being converted or fragmented Which of the following best represents how waterfowl utilize stopover sites? As areas for resting and gaining energy for migration The Bureau of Biological Survey and the Bureau of Fisheries was combined under which president to create the Bureau of Wildlife? Franklin Roosevelt Which of the following is NOT a method used to convert wetlands in the United States? Flooding to expand marine areas Which of the following is responsible for all banding projects in the United States? The United State Geological Survey - Biological Resources Division Which of the following is NOT a reason why trees and larger shrubs do not thrive in grasslands? Frequent fires What percent of terrestrial organisms depend on forest ecosystems at some point in their lifecycle? 80 The Great Lakes contain about ______ of freshwater in the United States. 84 percent 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. True 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? Sustainability Which of the following animals utilize wetland habitats for gathering resources during migration? Migratory birds A wetland sits in an area with seasonal flooding from snow melt, has anaerobic soil, contains a build-up of dead vegetation in the water and is filled with cypress trees. This area is most likely classified as which of the following types of wetland? Swamp Which of the following groups were the biggest advocates for game protection? Fishers Waterfowl body plumage consists of how many layers? Three Government programs are set in place in order to reach the national "no-net loss" goal, designed to reduce or stop wetland loss. One of these programs rewards private landowners financially for preserving wetlands on their land. Which of the following best describes the strategy utilized by the program? Regulation Which of the following wetlands is dominated by emergent vegetation? Marshes The significant amounts of rain implies rainforest ecosystems store nutrients differently than other forests. Where are most nutrients found in rainforests? Vegetation The Agricultural Conservation Easement Program, which retires cropland and restores the land to grassland, is part of what piece of legislation? The Farm Bill Almost 40 percent of forests in the United States have introduced invasive species due to the increase of domestic and global travel, trade and commerce. Invasive species cost hundreds of billions of dollars annually and are responsible for nearly 42 percent of endangered plant and animal species. True Which of the following best describes levees? Flows parallel to bodies of water The clear-cutting of forests can be sustainable for certain species under monitored conditions and with reforestation efforts. True You are studying a forest in Russia. The forest receives an average of 15 inches of rainfall annually and contains primarily coniferous trees. Which of the following is the most likely classification of this forest? Temperate rainforest Which of the following methods is used during mark and recapture? Leg band Which of the following is the best definition for the term reforestation? Planting new trees in the same habitat older ones were removed from Which of the following is used to categorize types of terrestrial biomes? Amount of biodiversity Which of the following is an invasive species which negatively affects grasslands? Thistles Rotational grazing can be an effective management technique for grassland areas. True In the Gulf of Mexico, there is a "dead zone" where aquatic life cannot be supported due to the lack of oxygen in the water. Which of the following explains how healthy wetlands could have helped prevent this problem? Wetlands contain bacteria which convert dissolved nitrogen to nitrogen gas, preventing algae blooms which deplete oxygen in the water A damaged oil tanker leaked oil into the Pacific Ocean polluting and depleting the aquatic habitat and threatening the survival of aquatic animals in the area. If proper authorities react quickly to clean the area properly, the habitat will be able to recover. Which type of habitat loss has the area experienced? Habitat destruction [Show More]

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