d. They are both eukaryotic. They are both autotrophic. C) increased processing of salt water to freshwater A. Spider B. Earthworm C. Oak tree D. Human E. None of these. A hare (or a population of hares) ingests plant matter; we'll call . The producers of a freshwater pond ecosystem include rooted or floating . Which of the following is a primary producer? A Venus flytrap devouring an insect to obtain nitrogen functions as . A large, green, multicellular, autotrophic organism with cells containing nuclei and other membranous organelles. What percentage of visible light striking a plant is converted into chemical energy? C) reduction of nitrogen available to terrestrial ecosystems 9) Use the following figure to answer the question. Why does a vegetarian leave a smaller ecological footprint than a person who eats meat? Which of the following most correctly explains a difference between these two measures? Therefore, they for the base of any food chain. 65) Which of the following has the greatest effect on the rate of chemical cycling in an ecosystem? b secondary consumers. Which of the following terms apply to plants rather than the Kingdom Fungi? C) protists. Matter can be moved between ecosystems as they are open systems. Choose ONE of the following prompts :Prompt 1: Using at least 5 sentences, explain the difference between primary and secondary succession. Which protists are the most abundant marine photosynthetic producers? The number of trophic levels is typically limited to four or five. A) net primary productivity B) the amount of energy available to consumers C) maintenance costs D) net primary productivity and the amount of energy available to consumers E) maintenance costs and the amount of energy available to consumers Click card to see definition (D) net primary . A) Primary producers occupy the trophic level that directly feeds all autotrophs.B) Heterotrophs are able to thrive in an ecosystem without primary producers. label each plant/animal with one of the following labels: primary producer, primary consumer, secondary consumer or tertiary consumer. Interpreting Diagrams Which diagrams represent a single element? About how much of the chemical energy fixed by photosynthesis of the grass (100 percent) is available to the hawk? c. Plants. Which of the following is primarily responsible for limiting the number of trophic levels in most ecosystems? C) Basidiomycota. Which of the following is not a domain on Earth? View the full answer. I. changes in geographic ranges All of the following are ways fungi are similar to animals except A) fungi store extra food in the form of glycogen. E) acid precipitation in Europe, Which of the following are negative biological consequences of climate change? 3. Short Answer. Even less energy is available for secondary, tertiary, and quaternary consumers. C) 4C Plantae A. Eukaryotic, multicellular organisms that make their own food. When these micro-organisms multiply too quickly, creating a dense mat on the water's surface, the resulting overpopulation can cause hypoxia or low levels of oxygen in the water, which disrupts the ecosystem. Finally, answer the five questions following the food web diagram. D) Germany A) net primary productivity B) the amount of energy available to consumers C) maintenance costs D) net primary productivity and the amount of energy available to consumers E) maintenance costs and the amount of energy available to consumers, Approximately . Oak trees produce their own food by photosynthesis. He currently serves as the managing editor of HousingWire, the leading publication of housing and real estate news in . You own 300 acres of patchy temperate forest. B) I and III only Study with Quizlet and memorize flashcards containing terms like When primary producers expend energy to build new tissue, this is ________. C) Productivity increases with available sunlight. Three former Rust crew members have filed a new lawsuit against Alec Baldwin and the film's producers, claiming they failed to follow safety rules. 29) Which of the following ecosystems would likely have the largest net primary productivity per hectare and why? Final answer: Decomposers are the largest population in a food chain. A) It is undigested and winds up in the feces and is not passed on to higher trophic levels. (B) About 90% of the energy is lost between most trophic levels. They use the chemical energy found in the minerals of the hot spring to create hydrogen sulfide. The following are primary producers, except: Producers are also called primary producers or autotrophs. D) Obtaining a bachelor's degree. Which of the following is an example of a primary producer? A 0.4230g0.4230\mathrm{~g}0.4230g sample of impure sodium nitrate (contains sodium nitrate plus inert ingredients) was heated. In order to complete the food chain, they also offer food for primary consumers, secondary consumers, and apex predators (also known as tertiary consumers). Viruses 4. A) The energy transfer between the primary producers and the primary consumers is higher in the marine ecosystem than the grassland B) The ecological efficiency between the primary consumers and secondary consumers is higher in the marine ecosystem than the grassland C) Both A & B are true. Red-tailed Hawks prey on mice and prairie kingsnakes . Biology questions and answers. 30. (a) Fungi (b) Plantae (c) Bacteria (d) Protista. a. Which statement best describes what ultimately happens to the chemical energy that is NOT converted to new biomass in the process of energy transfer between trophic levels in anecosystem? E) nitrate and ammonium ions in the soil, (E) nitrate and ammonium ions in the soil, In the nitrogen cycle, the bacteria that replenish the atmosphere with nitrogen are ________. Which of the following is a consequence of biological magnification? c. Autotrophic. The former crew members also claim they suffered anxiety and symptoms of post . Along with decomposers, they make up the base of a food web and together their populations number more than any other part of the web. C) I, II, and III Green algae c. Plants d. Fungus, Which of the following is an example of a eukaryotic organism? James Kleimann is an award-winning - and losing! b. herbivores at the bottom, carnivores in the middle, and primary producers at the top. B) nitrogen lost to the atmosphere Producers provide food to consumers because ___. (a) Bacteria (b) Archaea (c) Fungi (d) Helminths (e) Protozoa. Regardless of its source, this energy is used to synthesize complex organic molecules from simpler inorganic compounds such . Plant roots that held soil particles in place are no longer there. (A) Toxic chemicals in the environment pose greater risk to top-level predators than to primary consumers. sediments and sedimentary rocks A) Top-level predators are destined to have small populations that are sparsely distributed. Hoofdstuk 9 t/m 12 Intro in de klinische neur. The law of conservation of mass states that matter cannot be created, yet matter is sometimes gained or lost to an ecosystem. phosphorus. A) typically 10 times lower in a clear-cut watershed Phytoplankton become important producers in the sea because can transform inorganic carbon in the atmosphere into organic compounds. Whether you need help solving quadratic equations, inspiration for the upcoming science fair or the latest update on a major storm, Sciencing is here to help. The oak tree is a primary producer. Which of the following do plants and animals have in common? Food webs are typically arranged into trophic levels with: a. primary producers at the bottom, herbivores in the middle, and carnivores at the top. 36) For most terrestrial ecosystems, pyramids composed of species abundances, biomass, and energy are similar in that they have a broad base and a narrow top. II. Classification. The genes shows independent assortment. Primary Purpose: Lead the producer and senior leader recruiting strategy in an ongoing effort to discover and acquire top-tier talent. A herbivore is this. 34) How does inefficient transfer of energy among trophic levels result in the typically high endangerment status of many top-level predators? 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? 55) How can biodiversity affect the way we decontaminate industrial sites? (a) Animals. A) protista B) plants C) fungi D) archaea E) bacteria. 30 seconds. About how much of the chemical energy fixed by photosynthesis of the grass (100 percent) is available to the hawk? (a) Bacteria (b) Plantae (c) Eukarya (d) Archaea. They also occur in brackish waters. I. There are no secondary producers for top carnivores or G. composers. answer choices. 18) 4 . Group of answer choices. Chemoautotrophic prokaryotes near deep-sea vents are primary producers. When primary producers expend energy to build new tissue, this is ________. 52) Primary producers support the primary consumers in an ecosystem. 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. Which of the following statements is most correct regarding the terminology used in trophic cycles? many animals prefer eating plants to eating meat. B) conversion of grasslands and forests into agricultural fields Which of the following is multicellular? D) wetlands, Which category in the figure makes available the highest productivity per square meter? There, phytoplankton take carbon dioxide and water from their surroundings, and they can use energy from the sun to create carbohydrates through the process known as photosynthesis. Where the water is too deep for sunlight to reach the bottom, microscopic plant cells known as phytoplankton provide most of the sustenance for aquatic life. C) fossilized plant and animal remains (coal, oil, and natural gas) Organisms that must rely on complex, high-energy molecules produced by other organisms for survival are. Q. - Producer - Moss - Grass - Mushroom, Prokaryotic organisms make up the.. a. Archaebacteria, Eubacteria, and Protists b. Archaebacteria and Protists c. Protists and Eubacteria d. Eubacteria and Archaebacteria. (a) Amoebae (b) Kinetoplastid (c) Oomycete (d) Ciliates (e) Diatom. They can be thought of as the first and most important step in the food chain. Bacteria are classified in which of the following domains? B) B Question 1. They also may settle on whale carcasses and even shipwrecks, which act as a source of organic material. Arditi Design is one of the exclusive designers and producers of luxury handmade furniture based in Florida, USA. A) only I answer choices. B) oceans Chapter 53 STUDY PLAY. This changing pattern of sea ice growth and melt, along with a sufficient nutrient supply, appears to be necessary to the production of ice algae. Producers are organisms capable of creating simple carbohydrates such as glucose, from gaseous carbon dioxide. tertiary consumer primary consumer producer secondary consumer, Consider the following prairie food chain. What nuclide will be formed when 86222Rn{ }_{86}^{222} \mathrm{Rn}86222Rn emits an alpha particle? Which one of the reserves a. Heterotrophs b. B) Acrasiomycota. Which level of the energy pyramid has the greatest biomass? D) only I and III Read a decomposer definition and learn about decomposers' role in the food chain, plus see examples of the types of decomposers. B) fungi have cell walls made of chitin. 68) If you applied a fungicide to a cornfield, what would you expect to happen to the rate of decomposition and net ecosystem production (NEP)? 42) Use the following figure to answer the question. primary productivity, in ecology, the rate at which energy is converted to organic substances by photosynthetic producers (photoautotrophs), which obtain energy and nutrients by harnessing sunlight, and chemosynthetic producers (chemoautotrophs), which obtain chemical energy through oxidation. An arid desert ecosystem does not have a consistent water supply, so its primary producers, such as algae and lichen, spend some periods of time in an inactive state. Which of the following is not a kingdom in the Eucarya? Of this, 2,100 J is indigestible and is eliminated as feces, 800 J are used in cellular respiration, and 100 J are used for growth and reproduction. III. D) Germany A) China Secondary consumers occupy the third trophic level in a typical food chain. Certain bacteria and fungi that are important in nutrient recycling because they release nutrients from dead organisms back into the ecosystem are. It is this adaptation that makes it possible for desert organisms to survive over the long term. recycle chemical matter to a form capable of being used by autotrophs. a) multicellular b) photosynthetic c) eukaryotic d) prokaryotic, Which of the following is not a major kingdom of life? The first trophic level of an ecosystem consists of. To what kingdom would a single-celled, nucleated, photosynthetic organism belong? Detritus can be consumed by which of the following primary decomposers? Secondary consumers Decomposers Primary consumers Producer Get the answers you need, now! The three plaintiffs claim Baldwin ignored warning signs which led to the death of cinematographer Halyna Hutchins. E) I, II, and III, Why are changes in the global carbon cycle important? B. primary producers. A) rate of decomposition of detritus Therefore, the color, textures, and curves of wood used in the product can be changed. C) algal beds and reefs plus the ocean neritic zone A) Humus is composed of inorganic nutrients, and organic matter is composed only of organic matter. Which of the following is a primary producer? I believe the correct options to be E) Li . C) Japan a. Eukaryote b. Prokaryote c. Fungal d. Plantae, Which of the following is an example of a group of prokaryotic organisms? 12) Matter may be gained by, or lost from, ecosystems. changes in phenology a) yeasts and molds b) algae and protozoa c) helminths d) all of the above, In which of the following groups does seaweed belong? D) D D) biomagnification of toxic materials limits the secondary consumers and top carnivores c. Chemosynthetic producers. of anatomy and physiology? This process of producing organic molecules from inorganic carbon sources is called primary production. (D) The answer is most likely a combination of the other responses. B) <1C The terrestrial or soil food chain is made up of a large number of diverse organisms, ranging from microscopic single-celled producers to visible worms, insects and plants. Energy is neither created nor destroyed; therefore, it is fully transferred to each trophic level. Production increases correspond to periods of ice thickening increases in the fall, while there is still significant sunlight. D) nitrogen fixation by bacteria, Consider the global nitrogen cycle depicted in the accompanying figure. A) terrestrial ecosystems producers and decomposers. B) rock, sand, and ice B) the percentage of production transferred from one trophic level to the next Fungi (like mushrooms) are decomposers that decompose organic matter and consume that as their source of energy. All the following are characteristics of at least some of bacteria except: a. may be photosynthetic b. may be heterotrophic c. may have a cell wall d. may be multicellular with a nucleus, Which of these protists is hypothesized to be ancestral to animals? copyright 2003-2023 Homework.Study.com. III. E) plants. (E) Energy transfer between trophic levels is usually less than 20 percent efficient. 14) Use the following figure to answer the question. A. Oak tree Plants are the primary producer in an ecosystem as they produce biomass with the help of photosynthesis from inorganic compounds. A) biome Which of the following is a primary producer? Which of the following best describes the fate of the unconverted energy? C. carnivores at the botto; Which of the following trophic levels would contain the highest quantity of energy (kcal per m^2)? 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 ________. Our goal is to make science relevant and fun for everyone. C) the increase in the average temperature of the whole planet The producers are fed by these substances. The major role of detritivores in ecosystems is to. In a food chain, there are no secondary producers. |=1 | | | These primary consumers are feed on grass, plants, shrubs and other plant . In a food web nutrients are recycled in the end by decomposers. A) I She worked as a producer for the University's television production. When the correct equation for photosynthe- land use changes 3) To recycle nutrients, an ecosystem must have, at a minimum, ________. Get access to this video and our entire Q&A library, What is a Decomposer? Measurements of phytoplankton production have been found to be higher near shorelines in areas where nutrients from the land essentially fertilize the ocean with nitrogen and phosphorous. a. Protista b. D) accidental introduction of a prolific culture of algae 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. A) Many primary and higher-order consumers are opportunistic feeders. Which of the following locations is the main reservoir for nitrogen in the nitrogen cycle? Some may discolor the water, have a foul odor or make the water or fish taste bad, but not be toxic. Answer: Primary consumers. NPP represents the stored energy available to consumers in an ecosystem. 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