Keystone Species Study guides, Revision notes & Summaries

What is the relationship between energy incoming to the Earth from the sun and the size of a food web? A. Less incoming energy, more diverse food web B. No relationship C. More incoming energy, less diverse food web D. Greater energy, greater food web - Answer-D. Greater energy, greater food web What is the most important thing that allows ecosystems to function? A. Atmosphere B. Water C. Soil D. Energy - Answer-D. Energy An ecosystem is defined as... A. the sum of living organisms a...

Pleistocene Overkill Hypothesis - States that humans were primarily responsible for the demise of the megafauna at the close of the Pleistocene, approximately 10,000 years ago, from overhunting as human populations expanded at that time. Market Hunting Era (Era of Exploitation) - : Myth of superabundance; dark time for wildlife, new Americans claimed the right and duty to tame the land, loss of Passenger pigeons and Carolina parakeet. Era of Game Management () (conservation era) - Protecti...

APES. Unit 4: Ocean in Action correctly answered rated A+Fishery - correct answer The location of industry or occupation devoted to catching, processing, or selling fish, shellfish, or other aquatic animals Aquaculture - correct answer The raising of fish and other aquatic species in captivity for harvest Native species - correct answer A species that is found in its originating location and is generally restricted to that geographic area. Non-native species - correct answer Species...

Ap Environmental Strengths And Improvement Opportunities ch 4 Quiz B | 2023/24 Update   Strengths and Improvement Opportunities Ch 4 Quiz B Course: AP Environmental Science ‡ Instructor: SHANNON ‡ Questions: 30 QUESTION A: I only C: III only D: I and II only E: I, II, an III Which of the following conditions must be present for natural selection to occur in a population? I. There must be enough genetic variability within the population. II. The trait must be heritable ...

Marine Science Final Exam: 8.1, 8.2, The Cove Questions & Answers 2024/2025 (Terms - 8.1) Ecology - ANSWERSEcology is the study of organisms and their environments, including their interactions and their distribution within the environment. Environment - ANSWERSThe sum of conditions affecting an organism, including all living and nonliving things in an area, such as plants, animals, water, soil, weather, landforms, and air. Keystone Species - ANSWERSAn organism that has a great eff...

APES VOCAB LATEST 2023 100% CORRECT environment the circumstances or conditions that surround an organism or group of organisms as well as the complex of social or cultural conditions that affect an individual or community environmental science the systematic, scientific study of our environment as well as our role in it utilitarian conservation a philosophy that resources should be used for the greatest good for the greatest number for the longest time biocentric preservation a philosophy th...

Week 2 Assignment:Biome and Ecosystem Essay Description: Pick a biome and ecosystem and create a 500-700 word essay addressing the following: 1. Refer to the infographic provided and chose a biome to describe with an example ecosystem. 2. Provide one example of a keystone species found in the biome/ecosystem. Why is this keystone species? 3. important to the biome/ecosystem? What defines it as a keystone species? 4. Provide an example of an invasive species found in the biome/ecosystem. W...

APES QUIZ: BIODIVERSITYautotrophs - correct answer species diversity - correct answer the diversity of Earth's species genetic diversity - correct answer the diversity of genes within a species ecological diversity - correct answer the variety of ecosystems on Earth functional diversity - correct answer ecosystem processes (nutrient cycling and energy flow) that sustain all life why is biodiversity important? - correct answer food resources, medical research, industry, tourism, ...

Which question is one of Tinbergen's four questions? correct answer: E) All of these choices are correct If bird song promotes an individual's ability to attract a mate and reproduce, then the song has a(n) _______ function. correct answer: B) Adaptive . Many female birds establish a pair bond with a single male with whom they build a nest and rear young. Many of those females, however, also copulate with other males outside the pair bond; the young they raise are fathered by more than...

Week 2 Assignment:Biome and Ecosystem Essay Description: Pick a biome and ecosystem and create a 500-700 word essay addressing the following: 1. Refer to the infographic provided and chose a biome to describe with an example ecosystem. 2. Provide one example of a keystone species found in the biome/ecosystem. Why is this keystone species? 3. important to the biome/ecosystem? What defines it as a keystone species? 4. Provide an example of an invasive species found in the biome/ecosystem. W...