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- Which of the following is a cause of the loss of Biodiversity?A. Massive exploitation of species for their commercial valueB. Too much solid waste on the terrestrial landC. Forest and grasslands are protected by the legislationD. Pollution enhances the natural habitatsE. Decreasing appetite for foodWhat is the most important factor affecting the distribution of biomes? A)community succession. B)the length of night. C)all of these are correct D)species diversity. E)the climate in that biome.Of the following statements about protected areas that havebeen established to preserve biodiversity, which one is notcorrect?(A) About 25% of Earth’s land area is now protected.(B) National parks are one of many types of protected areas.(C) Management of a protected area should be coordinatedwith management of the land surrounding the area.(D) It is especially important to protect biodiversity hot spots
- Which of the following is a consequence of biologicalmagnification?(A) Toxic chemicals in the environment pose greater risk totop-level predators than to primary consumers.(B) Populations of top-level predators are generally smallerthan populations of primary consumers.(C) The biomass of producers in an ecosystem is generallyhigher than the biomass of primary consumers.(D) Only a small portion of the energy captured by producersis transferred to consumers.Which trophic group keeps “leaky” carbon cycling through an ecosystema. primary producersb. detritovoresc. primary consumersd. predators40Which trophic level(s) must be present to sustain any ecosystem?a. producers onlyb. producers and consumersc. producers, detritivores, and decomposersd. producers, consumers, detritivores, and decomposers
- Conservation 1. Contrast wilderness areas with wildlife refuges. Do you think each of these areas continue to fulfilltheir original purpose for which they were created? 2. How do the principles of island biogeography (the “island” drawings & examples in the lecture video)highlight these two important issues for conservation, especially for areas in the middle of developedlandscapes?a. Size of area preserved -b. Distance from “mainland” - 3. What is the “edge” and “core” area of a reserve? Why is it so important to maximize “core” habitats?Anthropogenic Land-use. A. Human activity engineers landscapes into a highly heterogenous environments which according to the biodiversity global patterns (specie area curves) should drive up the number of species present in that landscape. Explain why this is not the case in human dominated landscapes. B. How does fragmentation drive decision making in land conservation? is there a better approach, over others, for anthropogenic landscapes? (hint -SLOSS) C. Why do mainland (continental islands) generally support greater diversity than oceanic islands? reason your opinion.What type of biomes are in nroth aermcia the four regions In middle west region has great plains and i read thier is even badlands, is their more of the biomes What biomes are in east region exactly i know their forest, lake and ponds and hills south region i think its like jungle, swamps and forest and more wester region has likey snow with forest and snow mountain, grand canyon, desert, rivers and more please im trying to learn each region biomes
- What type of biomes are in nroth aermcia the four regions I know thier is wester region is huge as the biomes it have are grand canyon, huge woodland, and snow with forest middle wester region has badlands and i thik great plains what about east regiona nd south region i think i got this all wrongExplain how the three major types of deserts differin their climate and vegetation. Why are desert ecosystems vulnerable to long-term damage? How dodesert plants and animals survive? Explain how thethree major types of grasslands differ in their climateand vegetation. What is a savanna? Explain howsavanna animals survive seasonal variations in rainfall (Core Case Study). Why is the elephant an important component of the African savanna? DescribeTuy Sereivathana’s efforts to prevent elephants frombecoming extinct in Cambodia. Why have manyof the world’s temperate grasslands disappeared?Describe Arctic tundra and define permafrost?Explain how the three major types of forests differin their climate and vegetation. Why is biodiversityso high in tropical rain forests? Why do most soils intropical rain forests hold few plant nutrients. Whydo temperate deciduous forests typically have a thicklayer of decaying litter? What are coastal coniferousor temperate rain forests? How do most species…. Alabama is found in which Biome?a. Tundra b. Desertc. Boreal Forestd. Savannae. None of these7