B) geography Interpreting Diagrams Which diagrams represent a single element? Group of answer choices. B) Productivity increases with water availability. D) species-area curve 14) Use the following figure to answer the question. D) biomagnification of toxic materials limits the secondary consumers and top carnivores Decomposer. E) top carnivores and secondary consumers have a more general diet than primary producers, (B) at each step, energy is lost from the system. B) rock, sand, and ice A) Polar bears can provide more food for humans than seals can. Advertisement Advertisement aless82 aless82 Are bacteria heterotrophic or autotrophic? 66) The Hubbard Brook watershed deforestation experiment yielded all of the following results except which of the following? A. multicellular eukaryotes B. protozoans C. eukaryotes that are not plants, fungi, or animals D. single-celled organisms closely related to bacteria E. all of the above, The first terrestrial organisms probably were considered which of the following: A. burrowers B. photosynthetic C. multicellular D. prokaryotes E. eukaryotes F. plants and their associated fungi. Upon graduating with honors and working for several . C) only I, II, and IV Which of the following single-celled organisms is an example of a prokaryote? A) only I E) I, II, III, and IV, Global warming refers to ________. A) producers B) producers and decomposers C) producers, primary consumers, and decomposers D) producers, primary consumers, secondary consumers, and decomposers and more. Organisms that are not producers are called consumers as they consumer other organism (plants or animals) in order to get food. The balanced equation for photosynthesis that is correct, but seldom used, is 6CO 2 + 12H 2 O = C 6 H 12 O 6 + 6H 2 O + 6O 2. Producer. eukaryotic phytoplankton. Which of these ecosystems has the highest net primary productivity per square meter annually? D. lichens and angiosperms. How are humans altering this cycle? What percentage of visible light striking a plant is converted into chemical energy? Some examples would be deer, tortoise, and elephants. B) The Euglenoz, Which domain do both plants and animals belong to? ; For example, In terrestrial ecosystems, producers are the green plants, phototrophic bacteria, algae etc. III. answer choices. III. Algal blooms can occur in almost any body of water. The primary reason for this pattern is that ________. D) not affected by any form of cutting, (B) typically 10 times higher in a clear-cut watershed, Based on the experiment in the accompanying figure, which of the following are plausible reasons for the result? Plantae B.) The number of trophic levels is typically limited to four or five. Regardless of its source, this energy is used to synthesize complex organic molecules from simpler inorganic compounds such . producers. Which organisms form the kingdom Plantae? Expert Answer. Changing conditions such as an earlier or faster ice melt may reduce the levels of ice algae, and a change in the timing of the algae release could impact the survival of consumers. 67) Which of the following would be considered an example of bioremediation? A) industrial nitrogen fixation How does inefficient transfer of energy among trophic levels result in the typically high endangerment status of many top-level predators? C. ferns and hornworts. If the flow of energy in an arctic ecosystem goes through a simple food chain, perhaps involving humans, starting from phytoplankton to zooplankton to fish to seals to polar bears, For each organism, identify its domain (Bacteria or Eukarya) and the appropriate classification group: protozoan, algae, or cyanobacteria. Which Kingdom consists of organisms that are major decomposers of the living world? All ecosystems are affected by wildfires equally. C) chemoautotrophic bacteria. A) 0.01 percent (a) Archaea (b) Plantae (c) Fungi (d) Protista (e) Animalia. 49. C) reduction of nitrogen available to terrestrial ecosystems It may produce toxins that can poison any living thing that comes in contact with it, or it may contaminate aquatic life and cause illness when a person or animal eats the infected organism. Complete the following assignments for week 3. A normal woman, whose father was colour-blind is married to a normal man. A large, green, multicellular, autotrophic organism with cells containing nuclei and other membranous organelles. D) 10 percent C) 4C C) tropical seasonal forest Protista 5. C) only III C) Longer chains are less stable and energy transfer between trophic levels is inefficient. Final answer: Decomposers are the largest population in a food chain. |K |$E\degree_{cell}$|$\Delta G\degree$| 11) Which of the following has the greatest effect on the rate of chemical cycling within an. Primary producers in those environments use chemosynthesis instead. Finally, answer the five questions following the food web diagram. High-energy solar radiation enters the atmosphere. 42) Use the following figure to answer the question. increases in per capita fossil-fuel use So-called brown tides, while not toxic, can cover large areas of the waters surface, preventing sunlight from reaching below and subsequently killing off those plants and the organisms that depend on them for life. Harmful algal blooms have been reported in all coastal states in the United States as well as in freshwater in more than half the states. Primary Purpose: Lead the producer and senior leader recruiting strategy in an ongoing effort to discover and acquire top-tier talent. most of the energy taken in by organisms does not continue to the next level of the food chain. All members of the kingdom ________ are heterotrophic. Primary producers support the primary consumers in an ecosystem. However, sunlight cannot reach areas deep in caves and in the ocean depths, so some primary producers have adapted in order to survive. In order to complete the food chain, they also offer food for primary consumers, secondary consumers, and apex predators (also known as tertiary consumers). If a fox eats a rodent that ate a smaller insect that ate a plant, the fox is a(n). 31) Which one of the following correctly ranks these organisms in order from lowest to highest percent in production efficiency? Complete this table relating the values of $E\degree_{cell}$ and $\Delta G\degree$ to K. 9) Use the following figure to answer the question. D) wetlands, Considering its total area covered, which ecosystem type represented in the figure has a very low level of economic impact on Earth's ecosystem, assuming that NPP is positively correlated The answer is Primary consumers and producers. B) conversion of grasslands and forests into agricultural fields Why is terrestrial productivity higher in equatorial climates? C) 4C Select the correct answer. Gross primary production in aquatic ecosystems is most likely to be limited by decreases in which of the following nutrient pairs? Which of the following is a primary producer? A) Top-level predators are destined to have small populations that are sparsely distributed. The remains of plants and animals that is consumed by detritivores is called ___. Fungi 6. Get access to this video and our entire Q&A library, What is a Decomposer? (D) The answer is most likely a combination of the other responses. D) both primary and secondary productivity, After looking at the experiment in the accompanying figure, what can be said about nutrient A) only I Protists are all alike in that all are: A) autotrophic. Chemoautotrophic prokaryotes near deep-sea vents are primary producers. III. IV. A) increased solar radiation Is a mushroom a decomposer? (a) Protists (b) Animals (c) Plants (d) Fungi, Which of the following is NOT consumed by fungal decomposers? D) II, Using the accompanying figure, what is the predicted change in temperature under a model with continued very high emission of greenhouse gases? B) open ocean Higher levels of phytoplankton, likely due to greater availability of nutrients and longer residence time have been found in marsh systems than in nearby coastal estuaries. a. secondary consumers b. tertiary consumers c. primary producers d. primary consumers e. secondary producer; Humans are _____. In a food web nutrients are recycled in the end by decomposers. What is the likely cause of this in freshwater ecosystems? Plantae A. Eukaryotic, multicellular organisms that make their own food. A) I D) Seal populations are larger than fish populations. Which one of the reserves Primary producers are vital to the survival of an ecosystem. This is necessary to sustain life as the species' populations get smaller as you go further up the food chain. animals cannot produce their own food. View the full answer. C) increased processing of salt water to freshwater D) wetlands plus the ocean neritic zone, Which habitat type in the figure makes available the most new tissue to consumers? Like their aquatic counterparts, they use photosynthesis to convert nutrients and organic materials from the soil into food sources to nourish other plants and animals. D) increases in irrigated agriculture, (C) increased processing of salt water to freshwater, Consider the global nitrogen cycle depicted in the accompanying figure. Choose one or more: A. moss B. viruses C. seaweed D. protists E. lithoautotrophs F. fungi G. cyanobacteria 15 OF 19 QUESTIONS COMPLETED. What is a producer, a consumer (primary and secondary), and a decomposer? B) the increase in the total temperature across the continents 2. producers, primary consumers, and decomposers, producers, primary consumers, secondary consumers, top carnivores, and decomposers. B. Prokaryotes such as E. coli. A.) 19) Use the following figure to answer the question. producers and decomposers. Which protists are the most abundant marine photosynthetic producers? The melting of sea ice in the spring along with the increased availability of sunlight triggers algae production in the Arctic region. D. decomposers. 3b. fossilized plant and animal remains (coal, oil, and natural gas) A food chain represents the relationship between predator and prey. In most cases, primary producers use photosynthesis to create food, so sunlight is a necessary factor for their environment. Primary producers are vital to the survival of an ecosystem. It also provide almost all earth's oxygen and supply food for marine ecosystems. As with all ecosystems, each element of a freshwater pond ecosystem is dependent on the other elements and organisms for survival. For example, if 1,000 kilocalories of energy are present at the primary producer level, one-tenth of this energy (about 100 kilocalories) is passed to the primary consumers in the next level. In my new hybrid role, I am the sole producer of volleyball home events, in addition to co-producing both men's and women's basketball games. 56) The first step in ecosystem restoration is to ________. (a) Bacteria (b) Archaea (c) Fungi (d) Helminths (e) Protozoa. A) atmosphere These "vent microbes" are the primary producers on the ocean floor and support entire ecosystems. a. Eukaryote b. Prokaryote c. Fungal d. Plantae, Which of the following is an example of a group of prokaryotic organisms? C) the increase in the average temperature of the whole planet Q. Respond to the following statements Respond to the following statements with reference to the five trophic categories listed below. D) secrete enzymes that convert the organic molecules of detritus into carbon dioxide and water a. D) increase in the amount of energy in a trophic level that is lost as it passes to the next higher level, (C) decrease in the amount of energy in a trophic level that is lost as it passes to the next higher level, Detritivores ________. B) Soil organic matter is completely decayed. E) soil, A 3-hectare lake in the American Midwest suddenly has succumbed to an algal bloom. Which of the following is multicellular? A) pesticide use Producers are the foundation of every food web in every ecosystemthey occupy what is called the first tropic level of the food web. Why are food chains relatively short? B) nitrite ions in the soil 12) Matter may be gained by, or lost from, ecosystems. 61) Which of the following organisms is incorrectly paired with its trophic level? B) I and II E) The amount of biomass in the producer level of an ecosystem decreases if the producer turnover time increases. A) protista B) plants C) fungi D) archaea E) bacteria. more similar questions D) ocean neritic zone. All of the following are organisms within the domain eukarya with one exception.Select the exception. The sons would be :-. A hare (or a population of hares) ingests plant matter; we'll call . 32) Owls eat rats, mice, shrews, and small birds. Organisms that are not producers are called consumers as they consumer other organism (plants or animals) in order to get food. D) Zygomycota. A) having a single species of herbivore feeding on each plant species C) species richness (C) The biomass of producers in an ecosystem is . What percentage of visible light striking a plant is converted into chemical energy? II. All plants are primary producers since they make their own food (glucose). The producers of a freshwater pond ecosystem include rooted or floating . B) the changes in local temperature patterns that result from global warming Primary producers are those organisms that can synthesize their own food using carbon dioxide and water in the presence of sunlight ( photosynthesis). Which of the following refers to the amount of new biomass added in a given period of time? Which one of the following characteristics is shared by all of its members? You discover a nucleated, unicellular organism that is photosynthetic but can also eat other organisms. Which of the following is most correct regarding primary producers? d. Sheep can be cloned by fusing a differentiated adult cell with an enucleated egg. d. Eukaryotic. 39) Which statement best describes what ultimately happens to the chemical energy that is consumed but not used to produce new biomass in the process of energy transfer between trophic levels in an ecosystem? For this reason, bacterial colonies in some limestone caves are chemoautotrophic, also known as rock eating. These bacteria, like those in the ocean depths, get their necessary nourishment from the nitrogen, sulfur or iron compounds found in or on the surface of rocks that have been carried there by water seeping through the porous surface. a. a green algal protist b. a choanoflagellate c. an amoeboid protist d. a slime mold, Nonliving microbes a. Animalia b. Bacteria c. Viruses d. Protista e. Fungi f. None of the above. Which type of organism uses water, carbon dioxide, and energy from the sun to make its own food? However, it is impossible to tell the safety of an algal bloom from looking at it. Photosynthetic organisms are unique to most ecosystems because they. B) only II 26) Which of the following is an accurate statement regarding mineral nutrients in soils and their implication for primary productivity? B) I and III only heterotrophs. D) There are only so many organisms that are adapted to feed on other types of organisms. a. Protists b. Archaea c. Kingdom Animalia d. Kingdom Plantae, What are eukaryotic, multicellular organisms such as mushrooms called? She can be found at www.kimberlyyavorski.com. (d) Bacteria. Analysts at Deutsche Bank raised their target price on Associated British Foods from 2,180.0p to 2,300.0p on Tuesday, stating its Primark unit had driven "another upgrade". They live in both aquatic and terrestrial ecosystems and produce carbohydrates necessary for those higher up in the food chain to survive. What is the reason for this seeming contradiction? Those that are not consumed right away eventually die and drift to the lower levels as detritus where they may be consumed by deep-sea organisms that filter their food, such as coral. How does this occur? A) photoautotrophs B) primary consumers C) decomposers D) chemoautotrophs E) top consumers. Answer: Primary consumers. B) The total biomass of the fish is lower than that of the seals. E) cyanobacteria. converting all the sodium nitrate to 0.2339g0.2339 \mathrm{~g}0.2339g of sodium nitrite and oxygen gas. For example, up to 100,000 pounds of phytoplankton may be necessary to feed the equivalent of only one pound of a predator species at the top end of the chain. Alga a. (B) Populations of top-level predators are generally smaller than populations of primary consumers. What is the production efficiency of this owl? 47) Use the following figure to answer the question. E) I, II, and III, Why are changes in the global carbon cycle important? Red-tailed Hawks prey on mice and prairie kingsnakes . A) A Which of the following is most correct regarding non-limiting and limiting nutrients? Some may discolor the water, have a foul odor or make the water or fish taste bad, but not be toxic. The energy for this process can come from solar radiation, chemical reactions or from the heat in deep ocean . They can be thought of as the first and most important step in the food chain. B. green algae and horsetails. Varying conditions mean that organisms can only thrive in certain seasons and many, including primary producers, exist in a dormant stage for part of the year. Life on the tundra is much the same as that in an arid desert. When primary producers expend energy to build new tissue, this is _____. The owl loses 2,300 J in feces and owl pellets and uses 2,500 J for cellular respiration. Therefore, the color, textures, and curves of wood used in the product can be changed. the temperature on Earth. \\ c. Protista. Unicellular autotrophs may be found in the kingdom _______. 3) To recycle nutrients, an ecosystem must have, at a minimum, ________. Some chemical energy is not converted to new biomass as energy is transferred between trophic levels. Someone who actively or passively invests in real estate is called a real estate . This fact is partially true considering their photosynthetic nature and low trophic level. (a) Fungi (b) Plantae (c) Bacteria (d) Protista. Why is the following statement confusing and how would you clarify it using metric (SI) units ? Protista C.) Monera D.) Prokaryotae. B) Decomposers compete with higher-order consumers for nutrients and energy. Which of the following locations is the main reservoir for nitrogen in the nitrogen cycle? Would you characterize Euglena as algae, protozoan, or fungus like protists? The primary sources of greenhouse gas emissions in the United States are: Transportation (27% of 2020 greenhouse gas emissions) - The transportation sector generates the largest share of greenhouse gas emissions. This is because O primary producers are more efficient in their energy use than tertiary consumers. D) fungi exhibit absorptive nutrition. Phytoplankton become important producers in the sea because can transform inorganic carbon in the atmosphere into organic compounds. A. an increase in primary producers in the ecosystem B. an increase in primary consumers in an ecosystem C. an increase in secondary consumers in an ecosystem D. an increase in detritivores in an ecosystem. D) Only a small portion of the energy captured by producers is transferred to consumers. 59) Which of the following would be considered an example of bioremediation? irrigation agriculture a. Animalia b. Bacteria c. Viruses d. Protista e. Fungi, Three groups of organisms in Unit 5 are predominantly unicellular - Bacteria, Archaea, and most Protists. The four levels in this food chain are primary consumers, secondary consumers, tertiary consumers, and finally decomposers or phytoremediators. D) nitrogen fixation by bacteria, Consider the global nitrogen cycle depicted in the accompanying figure. - editor and reporter. |=1 | | | D) It is eliminated as feces or is dissipated into space as heat, consistent with the second law of thermodynamics. II. A) tropical wet forest Which of the following consume other living organisms? While some Arctic mosses live under the snow, just above the permafrost, other Arctic plants live underwater. 7) Use the following figure to answer the question. This tends to coincide with the movement of the algae into the ocean as the bottom ice level melts. D) plant and animal biomass A) tropical wet forest many animals prefer eating plants to eating meat. Organisms in all trophic levels above the primary producers are called. C) Japan They are both heterotrophic. E) E, The feeding relationships among the species in a community determine the community's ________. D. Eukaryotic, multicellular organisms such a. Production increases correspond to periods of ice thickening increases in the fall, while there is still significant sunlight. Food webs are typically arranged into trophic levels with: a. primary producers at the bottom, herbivores in the middle, and carnivores at the top. (a) heterotrophs (b) autotrophs (c) chemoautotrophs (d) primary producers. c. Autotrophic. Primary producers reproduce rapidly. 50) Use the following figure to answer the question. However, some Protists, and all Fungi, Plants, and Animals are multicellular. 8) Use the following figure to answer the question. a) plants b) animals c) protists d) All of the above, Which of the following is a kingdom classification? They are called transducers because they change light energy to chemical energy. Essential Duties and Responsibilities: Following is a summary of the essential functions . D) only I and III The following are primary producers, except: Producers are also called primary producers or autotrophs. Why is net primary production (NPP) a more useful measurement to an ecosystem ecologist than gross primary production (GPP)? C) Nutrient cycles involve both abiotic and biotic components of ecosystems. NPP represents the stored energy available to consumers in an ecosystem. . D) II and III only Animals b. Which of the following is an example of a primary producer? B) fungi have cell walls made of chitin. All of the organisms living in your aquarium and the abiotic factors with which they interact. B) 0.1 percent 37) Which of the following is primarily responsible for limiting the number of trophic levels in most ecosystems? a) Yeasts b) Sponges c) Sporozoans d) Fishes e) Diatoms. also eat any number of primary consumers or producers. 30 seconds. Heat is emitted as infrared radiation, and some of it is retained in the atmosphere, decreasing 1.5K Likes, 36 Comments. D) II, In the accompanying figure, which of these countries has the highest per capita CO2 (C) Longer chains are less stable and energy transfer between trophic levels is inefficient. d. Pathogens of plants and animals. 44) Use the following figure to answer the question. Producers c. Cyanobacteria d. Algae e. Autotrophs, Photosynthetic organisms are found in which domain: a. Archaea b. Bacteria c. Eukarya d. a and b e. b and c, Eukaryotic, multicellular organisms such as mammals a. Animalia b. Bacteria c. Viruses d. Protista e. Fungi f. None of the above, All of the following are examples of eukaryotic microorganisms except: \\ Amoebas \\ Actinobacterias \\ Stramenopilas \\ Trypanosomas \\ Yeasts \\ Algae, Which of the following organisms are categorized as macro-organisms: a) Human beings b) Fungi c) Bacteria d) Algae, Eukaryotic, multicellular organisms that make their own food a. Animalia b. Bacteria c. Viruses d. Protista e. Fungi f. None of the above. D) wetlands, Which category in the figure makes available the highest productivity per square meter? There is a maximum of three to four trophic levels in a food chain. D) methanogenic protozoans In turn, zooplankton, which include copepods, jellyfish and fish at the larval stage, provide food for filter-feeding organisms such as bivalves and sponges as well as amphipods, other fish larvae and small fish. Hoofdstuk 9 t/m 12 Intro in de klinische neur. a. Primary producers and herbivores are the only two types of producers. Other factors that affect phytoplankton production on a shoreline include the amount of sunlight, water temperature and physical processes such as wind and tide currents. c. Plants. SURVEY. Fungi c. Plantae d. a or b e. a or c, Which type of organism does not photosynthesize? I. Members of which of the following are the major primary producers in the marine ecosystem? Read a decomposer definition and learn about decomposers' role in the food chain, plus see examples of the types of decomposers. 30 seconds. A) only I and III Scientists use trophic cycles to study the flow of matter in an ecosystem by observing feeding relationships between organisms. e. Predators, How would the following organism be classified? Which of the following is most correct regarding primary producers? recycle chemical matter to a form capable of being used by autotrophs. A) recycle chemical elements directly back to primary consumers 30) Why is it that satellites, using wavelength reflectance technology, detect variable levels of productivity across Earth's oceans, rather than an increase toward the equator? Which of the following is not a domain on Earth? By using fossil fuels we are destroying a nonrenewable resource. C) the sum of the changes in local precipitation and temperature patterns that result from global warming Though hydrogen sulfide is toxic to most animals, organisms living at these hydrothermal vents have adapted and instead thrive. C) Productivity increases with available sunlight. Our experts can answer your tough homework and study questions.

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