What is the most likely initial e ect on the other organisms? Which BEST describes the most important change in Georgia agriculture following World War II? A. 11.Which statement best describes the enzyme represented in the graphs below? Tiered like a terrestrial rainforest with a canopy and several layers below, the kelp forests of the eastern Pacific coast are dominated by two canopy-forming, brown macroalgae species, giant kelp (Macrocystis pyrifera) and bull kelp (Nereocystis leutkeana). What is the term for a collection of similar ecosystems? The climate type in much of California is described as Mediterranean climate, with winter rains and dry, hot summers. Events that occur in four different ecosystems are shown in the chart below. Why is this? Based on their lifespan. During the water cycle, water that evaporates from Earth's surface is transported throughout the atmosphere. A biome may contain many ecosystems, and ecosystems within the same biome are typically home to similar species of … Kate M. Scow, in Ecology in Agriculture, 1997 VI Comparison of Agricultural to Other Ecosystems. This typology, like typologies in general, helps to differentiate between idealized types of data ecosystems but is less assistant when classifying real-world data ecosystems [21], which is the goal of this study. A) They are sharply divided from other ecosystems. Most Swiss starlings produce four to five eggs in each clutch. describes one way the formation of a coral reef changes the ocean ecosystem? Algae and floating plants are decomposers. Wetlands are among the most productive ecosystems in the world, comparable to rain forests and coral reefs. which of the following would require this theory to be modified? Decomposers are very important for any ecosystem. resources would most likely compete for the same Milkweed beetle Ichneumon wasp Which term best describes the group of organisms in the 1) climax fauna 2) niche 3) biological control 4) population diagram? c. The passage of glaciers created new ecosystems. A) The likelihood of a wildfire occurring in a given ecosystem is highly predictable over the short term. 39) Which of the following is primarily responsible for limiting the number of trophic levels in most ecosystems? A)populations + community. heterotrophs. The best examples of producers are plants, lichens and algae, which convert water, sunlight and carbon dioxide into carbohydrates. a. Raw materials essential for life are cycled through Earth’s crust. It makes the ocean water saltier. a. A. They also break down the waste (poop) of other organisms. Food chains & food webs. Studies conducted since the successful reintroduction of wolves into Yellowstone National Park in the mid-1990s have reinforced our understanding of the central role that wolves play in the Greater Yellowstone Ecosystem. Because living things both respond to and are influenced by their environment, it is important to study both factors together to get … decomposers. Course materials, exam information, and professional development opportunities for AP teachers and coordinators. (c)The Phoenix area of the Southwestern desert typically receives 8 inches of precipitation yearly, in two seasonal patterns. 25.Base your answer to the following question on the diagram below, which represents an ameba engulfing bacteria, and on your knowledge of biology. B. B) Key habitat for lobsters, snappers, and other reef fishes has improved. In many waterways around the united states, polychlorinated biphenyls (pcbs) have contaminated the sediments and wildlife. levels, and marine ecosystems generally have no more than seven. B)all species,population,and community interactions for organisms in a given area. B) Many kinds of plants and plant communities have adapted to frequent fires. Correct answers: 2 question: Which of the following statements best describes the relationship between ecosystems and biomes? Based on their lifespan. Raw materials essential for life are cycled through Earth’s crust. All living organisms in one area B. 2.Look at the timeline. Answers: 2 on a question: Which of the following best describes the effects of water pollution on aquatic ecosystems? Which of the following terms best describes this situation? The thawing process will likely decrease the abundance and diversity of … Which of the following is most likely a decomposer? Impact of changes to trophic pyramids. Based on their habitat. The increased Eutrophication is the best statement that describes the human influence on the biochemical cycles. The answer is 2.) ... What are the most biologically diverse ecosystems on land? Radiometric dating is based on the radioactive decay of a radio-isotope which describes its half life. It has little genetic variation.B. Explanation: The term Eutrophication is defined as the process by which a body of water becomes dissolved in enriched nutrients.This will result in the growth of aquatic plant life resulting in the depletion of dissolved oxygen.So human growth will take place here. The land-sea interface or coastal ecotone is a major ecosystem where a transition area between the body of water and the shoreline is found. C. Ecosystems do not interact with each other. The early Triassic period saw … Natural gas causes air pollution when burned. Suppose that a new predator of the rabbit migrated to this ecosystem. D) They are transitional regions between ecosystems and may contain unique species. B)Temperature and pH have no effect on the action of this enzyme. The photsynthesizing alga supplies the fungus with nutrients, and gains protection in return. answer choices . C) They grade into other ecosystems in regions called ecotones. Ice buried continents under a few hundred feet of ice. This difference between terrestrial and marine ecosystems is likely due to differences in the fundamental characteristics of land and marine primary organisms. d. It flows through and is used by ecosystems. Mangrove forests were once generally dismissed as swampy wastelands. They feed on prey and are the ‘bosses’ of their ecosystems. Which BEST describes the role of an oak tree in its ecosystem? An ecosystem is a community of living organisms and their abiotic (non-living) environment. It describes the different elements that together make up a comprehensive partner program along with key best-in-class characteristics. Which of the following best describes the effects of water pollution on aquatic ecosystems? Competitive Relationships in Ecosystems. Disturbance plays a significant role in shaping the structure of individual populations and the Nitrogen (N) and phosphorus (P) eutrophication in marine ecosystems is a global problem. 49. purification of air, water, soil, sequestration of pollutants, etc). Matter is not created or destroyed within ecosystems, it only undergoes physical or chemical changes.One example of … describes one way the formation of a coral reef changes the ocean ecosystem? View the answer now. Aquatic organisms are organisms that live in water, either in … Ecosystems are normally limited to about 5 trophic levels. It can change the physiology of fish. Which of the following best describes the impact of glaciers upon the surface of the earth? b. Fossil fuels are a valuable energy source for the biosphere. Which of the following best describes the impact of glaciers upon the surface of the earth?. ____ 57. Which of the following best describes decomposers? Which of the following statement about ecosystem and ecosystem ecology is incorrect? A) They contain only species found in the bordering ecosystems. Planners, scientists, and coastal dwellers have now come to value them as the remarkably diverse and important ecosystems they are. Evolution is an observed fact. While seagrasses occupy only 0.1 percent of the total ocean floor, they are estimated to be responsible for up to 11 percent of the organic carbon buried in the ocean. -a.) b. disruptive selection. 2. A) inorganic B) mineral C) organic D) loamy 38) The number of Roseobacter in the ocean describes A) species diversity. describes one way the formation of a coral reef changes the ocean ecosystem? A) soap scum B) dental plaque C) marine diatom D) planktonic microcolony 37) Sedimentation in bogs and marshes develop _____ soils. If you had to describe the order of energy flow in an ecosystem, which of the following would you choose? Meet students and ask top educators your questions. Question: Which of the following best describes the interaction between Earth’s crust and living organisms? Which of the following best describes decomposers? In the trophic pyramid, how are organisms classified? Prey is an animal that predators hunt to kill to feed on. Answer: A The increased Eutrophication is the best statement that describes the human influence on the biochemical cycles. Net Primary Production per unit area of the world's common ecosystems. In most ecosystems, energy does not follow simple straight paths because individual animals often feed at several trophic levels. -b.) Which of the following best describes the long-term impact of using a nonrenewable energy source. b. Which of the following ecosystems would likely have a larger net primary productivity/hectare and why? While seagrasses occupy only 0.1 percent of the total ocean floor, they are estimated to be responsible for up to 11 percent of the organic carbon buried in the ocean. Play this game to review Ecology. B. Why is a food web more realistic than a food chain for showing the feeding relationships in ecosystems? This terrestrial ecosystem has animals like black bear, deer, red fox, rabbit, and cardinal., This terrestrial ecosystem is dominated by plants., This terrestrial ecosystem has fertile soil and is covered with tall grasses., A scientist is studying a certain type of plant that requires a hot and humid climate and lots of rain in order to grow. Question: Which of the following best describes the fate of energy in ecosystems? B) They have the same abiotic characteristics as the bordering ecosystems. It can result in fish kills and restrictions on human consumption. a. stabilizing selection. Human activity is the greatest cause of most cases of water pollution in freshwater and marine ecosystems. It makes the ocean water saltier. Which best describes possible interactions of elephants with the surrounding ecosystem? a survey finds that a majority of people believe viruses carry out the basic processes of life. Which of the following statements best describes the interaction between fire and ecosystems? E. No choice is correct. Biodiversity: Earth's most prolific ecosystems are high in biodiversity, meaning a variety of different species. 23. Most farms transitioned back to growing only cotton. Earth has mostly rainforest ecosystems. b. The carbon stored in sediments from coastal ecosystems including seagrass meadows, mangrove forests and salt marshes is known as "blue carbon" because it is stored in the sea. 4. Which of the following statements best describes the concept of NPP (Net Primary Production) A. It has an extremely high population.C. best. Practice: Energy flow through ecosystems. All energy in an ecosystem is derived from the sun*. Separate ecosystems can affect each other. Correct answer to the question Which statement best describes ecosystems? (2009) Most of the bacteria in a forest ecosystem are best classified as which of the following types of organisms? ecosystem. C) They consist of many distinct landscapes. In addition to fouling beaches, threatening wildlife, and shutting down fisheries, scientists are concerned that there could also be damage to the little-known animals and the communities in the deep ocean. 13. Which of the following best describes this? Click on the two areas that made it possible for people in these ecosystems to use the trans-Saharan trade route. CO2 and SO2 are emitted by plants, while animals emit C02 … When an organism dies, detrivores (like vultures, worms, and crabs) eat them up. A) Many primary and higher-order consumers are opportunistic feeders. Which of the following best describes how humans depend on grassland ecosystems to meet our needs? Which of the following statements best describes why biologists are currently concerned with global warming and the thawing of permafrost in many areas of the tundra biome? a. Estuaries are delicate ecosystems. 36) Which of the following an example of a biofilm? C) Nutrient cycles involve both abiotic and biotic components of ecosystems. Based on their size. food web. The arrows show which organism is bigger B. Which best describes the ecosystems on Earth? ecotone. b) Green. Costa Rica is on the top 20 list of the most biodiverse countries in the world. A Former soldiers began small family farms. c. It enters most ecosystems in the form of sunlight. d. all of the above Please select the best answer from the choices provided (5 points) primary consumers tertiary consumers producers secondary consumers Which of the following is true concerning the balance between the solar energy absorbed … b. d. The crust recycles the organic materials in sedimentary rock. User: Which of the following best describes the fate of energy in ecosystems? The passage of glaciers created new ecosystems. d. all of the above Please select the best answer from the choices provided Explanation: The term Eutrophication is defined as the process by which a body of water becomes dissolved in enriched nutrients.This will result in the growth of aquatic plant life resulting in the depletion of dissolved oxygen.So human growth will take place here. Many of the most important relationships between living organisms and the environment are controlled ultimately by the amount of available incoming energy received at the Earth's surface from the Sun. A the level of education reached by most citizens B. the number of different products sold by the co … untry's businesses C. the total number of government construction projects completed each year D. the value of all final goods and services produced within a country in a given year Please select the best answer from the choices provided In the trophic pyramid, how are organisms classified? 39) Which of the following is primarily responsible for limiting the number of trophic levels in most ecosystems? a. different trophic levels in most ecosystems b. soil, plants, and animals during the nitrogen cycle c. different organisms within a single level of most food webs d. the atmosphere, land, and bodies of water during the water cycle What type of temperature, light, air, water, soil, and climate are exapmles of? was asked on May 31 2017. Hoover Dam is the largest dam in the United States, built on the Colorado River to supply hydroelectric power and flood control. Categorical personality types are very rare; Type A personality is an either-or personality type; Research shows that the ... phosphorus in aquatic ecosystems is always beneficial. 15. D)all of the biological interactions,plus interactions with … d. … Congress created the National Estuarine Research Reserve System to protect more than one … b. Kelp forests grow predominantly on the Pacific Coast, from Alaska and Canada to the waters of Baja California. In most ecosystems, energy does not follow simple straight paths because individual animals often feed at several trophic levels. D. water 9. “Every factor in an ecosystem depends on every other factor, either directly or indirectly.” “The whole surface of Earth is a series of connected ecosystems.” The living parts of an ecosystem are called biotic factors while the environmental factors that they interact with are called abiotic factors. B) Decomposers compete with higher-order consumers for nutrients and energy. Which of the following statements . (1 mark) a) Red. A nutrient cycle (or ecological recycling) is the movement and exchange of organic and inorganic matter back into the production of matter. An immense variety of species of microbes, plants, insects, amphibians, reptiles, birds, fish and mammals can be part of a wetland ecosystem. 26. Phytoplankton form the foundation of aquatic food webs. An ecosystem may contain many biomes, and biomes within the same ecosystem are typically home to similar species of organisms. a male fish and a female fish that could produce offspring Describes how energy is transfered from one organism to another. biome. Sort by: Top Voted. Nuclear power produces radiation, which is harmful if leaked. Massive, multi-industry ecosystems are on the rise, and enormous amounts of value will be on the move. A. B. Which BEST describes most of the organisms that live there? Which level of this food pyramid represents the largest amount of organisms? Which of the following statements best describes the relationships between photosynthesis and respiration? a. It makes the ocean water saltier. C) An input of energy is required for transport. A. Arrange the following classifications in order of their abundance within an ecosystem, beginning with the most abundant. Some types of chemoautotrophs also play critical roles in plant-based ecosystems.Although plants perform carbon fixation in these ecosystems, many plants rely on chemoautotroph bacteria to fix nitrogen, which is necessary to make amino acids and … d. It flows through and is used by ecosystems Which of the following best describes the flow of energy in most terrestrial and near-surface marine ecosystems? Which of the following best describes the role of bacterial decomposition in the ocean? c. The continental crust allowed the evolution of life on land. Ecosystems are composed of all living and nonliving components in an area. % Progress . Within that area, though, there are a dozen different ecosystems, ranging from tropical lowland rainforest to coral reef, and 25% of the land and water of those ecosystems are protected as wildlife reserves, refuges, and national parks. Which of the following BEST describes an ecosystem? B. Which of the following best describes the effect of increasing global temperature on coral ecosystems? A) Staghorn coral has been decimated by the pathogen, and Elkhorn coral has taken its place. 49. Geothermal energy can pollute water supplies. Yet with the right strategy and approach, leaders can exploit new openings to go on offense, as well. ecotone. Which statement best describes a population of organisms if cloning is the only method used to reproduce this population? As all ecosystems require a method to recycle material from dead organisms, most grazing food webs have an associated detrital food web. B) There must be a concentration gradient for molecules to pass through a membrane. 1) biosphere 2) community 3) habitat 4) biome In a swamp ecosystem, the heron and the snapping turtle feed on the same species of minnow. Carbon flow in agroecosystems, in comparison to natural or less managed ecosystems, differs in several important ways. D. Agriculture was mechanized and became more efficient. The following graphical model describes the major ecosystem components and their ... Energy and Matter Flow in Ecosystems. asked Sep 12, 2016 in Environmental & Atmospheric Sciences by Nejadeja. producers (2009) Comparing the skeletons of which of the following fish would best show the evolution of a fish species? Provincial Exam Review: Ecosystems Section 1.1 1. a. a typology for data ecosystems with the two key criteria resource control and interdependence. 2004); this could be a helpful step toward reconstructing species effects on carbon cycling through geologic time. A. Bacterial decomposers use energy from the sun to create glucose, forming the foundation of most marine ecosystems. It will ultimately be recycled back into the ecosystem. biome. Based on where they get their energy from. A Warmer water will have higher dissolved oxygen, which will lead to an increase in coral reef ecosystem biodiversity. 4. food web. B. freshwater, food, pharmaceutical products, etc) and services (e.g. 11. Which of the following trends best describes radioactive decay? ecosystem. A. Figure 4. B) Through classical conditioning, the male mosquitoes have associated the inappropriate stimulus from the earphone with the normal response of copulation. Human beings disrupt the presence of animals in ecosystems. best . Which of the following characteristics will . Total amount of energy available for the sun C. Total amount of energy produced from photosynthesis D. Total amount of energy available within an ecosystem E. Total amount of cellular respiration conducted within an c) Blue. It can cause long-term alterations of aquatic ecosystems. Which of the following characteristics will . Dive and Discover's Expedition 13 will take you beneath the surface of the Gulf to investigate life on the bottom of the ocean and to look for signs of impact by the oil on deep-sea ecosystems. a. only autotrophs can convert solar energy into chemical energy b. autotrophs are simpler organisms than heterotrophs c. heterotrophs only generate a small fraction of their energy from photosynthesis. A) open ocean because of the total biomass of photosynthetic autotrophs B) grassland because of the small standing crop biomass that results from consumption by herbivores and rapid decomposition Social studies. Question 2 Which of the following is the best example of a way human lifestyles affect environmental systems? (analyse palaeontological and geological evidence that can be used to provide evidence for past changes in ecosystems) Question 9. C. It causes ocean waves to become stronger. Mass, or matter, is conserved in all physical and chemical changes. MEMORY METER. What best describes the relationship shown by this Kelp Forest Ecosystem pyramid? 48. d. directional selection. D. It creates a habitat for some ocean animals. Humans can also be called predators. We depend on grasslands for farming and agriculture, which provides us with food. Population ecology. a prominent scientist says she feels strongly that one day the theory will be challenged by life on other planets. Astering natural ecosystems C cutting down forests B. burning fossil fuels D all of the above 8. Chemoautotrophs are commonly found in environments where plants cannot survive, such as at the bottom of the ocean, or in acidic hot springs. A biome, in simple terms, is a set of ecosystems sharing similar characteristics with their abiotic factors adapted to their environments. Use the food web to answer the following questions. Whenever energy is transferred, some get lost. This is the currently selected item. It shows how factors in two ecosystems interact and affect each other. Mediterranean climates are found in only five places in the world: California (extending into southern Oregon and northern Baja California, Mexico); the Mediterranean region itself; and the subtropical south or west coasts of Chile, South Africa, and Australia. (Points : 3) grass à mouse à grasshopper Estuaries are among the most productive ecosystems in the world. It flows from secondary consumers to primary consumers. B White algae will cover the coral reefs, causing the reefs to appear bleached. Noah visited a park that had many oak trees. c. The continental crust allowed the evolution of life on land. ... Is the following … Energy in most ecosystems must flow through autotrophs because _____. a. Pages 9 ; Ratings 100% (2) 2 out of 2 people found this document helpful; This preview shows page 3 - 5 out of 9 pages.preview shows page 3 - 5 out of 9 pages. Which of the following BEST defines ecosystem services? biome → ecosystem → community → population → organism: During a process called _____, the destroyed acres of forest will gradually recover to support ecosystems that are very similar to … It is important to study living things to better understand the earth. Which of the following statements best describes the current state of research on personality types? consumers. Based on where they get their energy from. Ming ecosystem services statement about carrying capacity difference between weather and climate name ecology apes chapter 8 9 and 10 flashcards Solved 6 Which Of The Following Best Describes An EcosysWhich Of The Following Is An Accurate Exle How Energy FlowsSolved 22 Which Of The Following Best Describes An IntimWhat Of The Following Best Describes… Read More » Which of the following best describes an ecosystem? Marine eutrophication has a negative impact on food security, ecosystem health and economy through disruptions in tourism, fisheries and health industries. b. b. Glaciers scraped across the surface and altered landscapes and the course of rivers. C. It causes ocean waves to become stronger. C. A. it would have 100 times more free hydrogen ions than a solution with a pH… c. sexual selection. C. Ecosystems … Minnows and fish are primary consumers. Photoautotrophs, such as plants, algae, and photosynthetic bacteria, serve as the energy source for a majority of the world’s ecosystems.These ecosystems are often described by grazing food webs. Instead, they consume the food generated by producers or consume other organisms that have in turn consumed producers. Energy flow is a unidirectional and noncyclic pathway, whereas the movement of mineral nutrients is cyclic. Which two ecosystems was the ecologist most likely comparing? Which statement best describes a population of organisms if cloning is the only method used to reproduce this population? e. artificial selection. The physical environment in an area. A. Which of the following best describes an ecosystem? a. Birds follow different migratory paths each year. We depend on grasslands for their supply of minerals and ores that we use in trade. 1. Question 5 of 50 2.0/ 2.0 Points It removes sand from the ocean floor. Which of the following best describes the theme of the timeline? ... An ecologist is comparing two different ecosystems and creates the following list of similarities. These groups should be central players in conservation policy, for obvious reasons: They know the local ecosystems best and have the greatest, and most direct, stakes in preserving them. Phytoplankton are the foundation of the aquatic food web, the primary producers, feeding everything from microscopic, animal-like zooplankton to multi-ton whales.Small fish and invertebrates also graze on the plant-like organisms, and then those smaller animals are eaten by bigger ones. Generally, which of the following best describes your feelings about deer in the City of Ann ... Damage to park ecosystems by over-browsing of native forage plants. All of the above. Which best describes how the fossil record supports the theory of evolution? A food chain shows the transfer of energy from one trophic level to another. Which ecosystem is most similar to an estuary? Both N and P have known point and non-point sources. Next lesson. C. Bacterial decomposers create glucose using the energy contained in the … Energy in most ecosystems must flow through autotrophs because _____. heterotrophs.
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