Regarding soil and organic matter in humus, which of the following statements is TRUE? C) secondary productivity C) as matter passes through ecosystems, some of it is lost to the environment (d) Bacteria. Energy is neither created nor destroyed; therefore, it is fully transferred to each trophic level. The following are primary producers, except: \\ a. Cyanobacteria. B) Productivity increases with water availability. Finally, answer the five questions following the food web diagram. D) Zygomycota. 57) The goal of restoration ecology is to ________. They take nutrients from organic matter left in the soil by decomposers and transform them into food for themselves and other organisms. 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 ________. Real estate investing involves the purchase, management and sale or rental of real estate for profit. Animals, fungi, most protists, and bacteria are: a. autotrophs b. producers c. heterotrophs d. multicellular, Which of the following is not a kingdom? D) ocean neritic zone. d. Eukaryotic. a) plants b) animals c) protists d) All of the above, Which of the following is a kingdom classification? |--|--|--| Primary producers are the foundation of an ecosystem. Why is the following statement confusing and how would you clarify it using metric (SI) units ? Study with Quizlet and memorize flashcards containing terms like 1) If the sun were to suddenly stop providing energy to Earth, most ecosystems would eventually vanish. If the most advanced organisms are multicellular, what would be the adv. 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". II. Primary production is the production of chemical energy in organic compounds by living organisms.The main source of this energy is sunlight but a minute fraction of primary production is driven by lithotrophic organisms using the chemical energy of inorganic molecules.. Organisms in all trophic levels above the primary producers are called. D) species-area curve The law of conservation of mass states that matter cannot be created, yet matter is sometimes gained or lost to an ecosystem. 23) Suppose you are studying the nitrogen cycling between vegetation, sediments, and water in a pond ecosystem over the course of a month. Which organisms form the kingdom Plantae? 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. E) only I and II, Nitrogen is available to plants mostly in the form of ________. 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. The euphotic zone in the open ocean extends from the . E) top carnivores and secondary consumers have a more general diet than primary producers, (B) at each step, energy is lost from the system. plant and animal biomass B) I and II Primary producers in a terrestrial ecosystem live in and around organic matter. 2. B) nitrite ions in the soil Which of the following groups of organisms are decomposers? C) Productivity increases with available sunlight. B) I and III only 52) Nitrifying bacteria participate in the nitrogen cycle mainly by ________. A 0.4230g0.4230\mathrm{~g}0.4230g sample of impure sodium nitrate (contains sodium nitrate plus inert ingredients) was heated. The first level is producers, the second level is primary consumers, the third level is secondary consumers, and the fourth level is tertiary consumers. Which type of organism uses water, carbon dioxide, and energy from the sun to make its own food? |K |$E\degree_{cell}$|$\Delta G\degree$| D) only II, III, and IV 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. Members of which of the following are the major primary producers in the marine ecosystem? D) the changes in ocean temperatures as a result of increased global carbon emissions Which one of the following actions would increase the net primary productivity of the area the most? They also occur in brackish waters. atmosphere D) 3C 9) Use the following figure to answer the question. Why is net primary production (NPP) a more useful measurement to an ecosystem ecologist than gross primary production (GPP)? IV. b. Mutation of an unrelated gene in another species of fly has a similar effect to mutation of $bicoid$ in $Drosophila$.\ eukaryotic phytoplankton. Arditi Design is one of the exclusive designers and producers of luxury handmade furniture based in Florida, USA. a. Metazoa and Plantae b. B) Top-level feeders tend to be small but are capable of conserving more energy. B) synthesize organic molecules that are used by primary producers C) a measure of how nutrients are cycled from one trophic level to the next Bacteria 3. II. The statement 'around 10% of the energy is transferred to support the next trophic level' best explains why there are fewer secondary consumers than producers.. A trophic level can be defined as the position that occupies given groups of organisms in a food web. The number of trophic levels is typically limited to four or five. 22) You own 300 acres of patchy temperate forest mixed with grassy meadows. B) Passing examination with 75% or higher score. C) Basidiomycota. B) only II and IV producers. B) conversion of grasslands and forests into agricultural fields (a) Fungi (b) Plantae (c) Bacteria (d) Protista. Plantae B.) a. Eukaryote b. Prokaryote c. Fungal d. Plantae, Which of the following is an example of a group of prokaryotic organisms? D) the increase in the average temperature across the continents 32) Owls eat rats, mice, shrews, and small birds. Which of the following organisms are herbivores? 28) How is net ecosystem production (NEP) typically estimated in ecosystems? Answer: Primary consumers. About how much of the chemical energy fixed by photosynthesis of the grass (100 percent) is available to the hawk? Why are food chains relatively short? C) an innate change in the biological clock of the caterpillars Show your work. A herbivore is this. Eating meat is an inefficient way to utilize autotrophic productivity. Explanation: The primary producers are the autotrophs i.e. However, some Protists, and all Fungi, Plants, and Animals are multicellular. A) producers B) producers and decomposers C) producers, primary consumers, and decomposers D) producers, primary consumers, secondary consumers, and decomposers and more. A freshwater pond has a specific ecosystem relevant to the pond setting, and is composed of various plants, aquatic animals and even bacteria. (a) Bacteria (b) Archaea (c) Fungi (d) Helminths (e) Protozoa. Which prediction most accurately reflects the impact this will have on the community? A) the changes in precipitation patterns that result from global warming List, in order, the steps of the scientific method. What percentage of visible light striking a plant is converted into chemical energy? 21) During a year, plants never use 100% of the incoming solar radiation for photosynthesis. D. lichens and angiosperms. 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 ________. II. A. Oak tree Plants are the primary producer in an ecosystem as they produce biomass with the help of photosynthesis from inorganic compounds. 2) Which of the following terms encompasses all of the others? Labeling a carnivore as a heterotroph would be correct. 56) The first step in ecosystem restoration is to ________. C) only I, II, and IV E) Australia, In the accompanying figure, which of these countries has the highest total CO2 emissions? E) It is recycled by decomposers to smaller and smaller forms until it finally breaks down to form soil. All of the following are organisms within the domain eukarya with one exception.Select the exception. The genes shows independent assortment. C) only III cyanobacteria. A) industrial nitrogen fixation The energy for this process can come from solar radiation, chemical reactions or from the heat in deep ocean . Plant roots that held soil particles in place are no longer there. Meteorology Today: An Introduction to Weather, Climate, and the Environment. Is a mushroom a decomposer? C) Completing pre-licensing training. Some of the energy is reflected, and some is absorbed by the Earth's surface. A) Top-level predators are destined to have small populations that are sparsely distributed. Primary producers are a basic part of an ecosystem. answer choices. ATLANTA (WANF) - A Georgia mother is warning other parents after her 10-year-old daughter's school bus driver allegedly entered the family's home without permission. It is a way of classifying animals, plants, and fungi that eat other organisms in order to survive. E) E, The feeding relationships among the species in a community determine the community's ________. 3) To recycle nutrients, an ecosystem must have, at a minimum, ________. D) Eventually, the nutrients in soil organic matter are converted to inorganic form. D) unicellular. 8) Use the following figure to answer the question. Lichens and mosses are the most common primary producers of the tundra. Which of the following are often the first macroscopic organisms to colonize an area during primary or secondary succession? B) Acrasiomycota. Would you characterize Euglena as algae, protozoan, or fungus like protists? C) region Which kingdom of eukarya consists primarily of unicellular organisms? B) primary productivity 48) Which of the following locations are major reservoirs for carbon in the carbon cycle? A) A D) chlamydiae. C) internal nitrogen cycling in the oceans - 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. C. Oak tree. A) Rhizobium bacteria (C) Completely decayed soil organic matter is called humus. B) nitrogen fixing bacteria Step 1: Trophic levels. The second trophic level consists of primary consumers the herbivores, or animals that eat plants. Which below is NOT a way mciosis increases genetic diversity? Which of the following is multicellular? A) secondary succession Our experts can answer your tough homework and study questions. Question: It takes a great mass of primary producers to support a healthy ecosystem that includes tertiary consumers. In a food chain, there are no secondary producers. Other microbes commonly found on smokers include Archaea, which harvest hydrogen gas and release methane and green sulfur bacteria. Which of the following is not a primary producer? List the other elements in the group. b. herbivores at the bottom, carnivores in the middle, and primary producers at the top. 900 seconds. Group of answer choices. (A) Toxic chemicals in the environment pose greater risk to top-level predators than to primary consumers. c. Autotrophic. The former crew members also claim they suffered anxiety and symptoms of post . answer choices. b. Decomposers of dead leaves and dead animals. 30. 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? c. Chemosynthetic producers. Fungi c. Plantae d. Animalia e. a or c. The following are all phyla from the Kingdom Fungi EXCEPT: A) Ascomycota. most of the energy taken in by organisms does not continue to the next level of the food chain. 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