The number of carnivores found at the top of an ecological pyramid is limited by thea. number of organisms above the top carnivores.b. number of trophic levels below the producers.c. biomass of the decomposers.d. amount of energy transferred to the top carnivores.
Q: What is composed of several food chains in an ecosystem that intersect and depend on one another? a.…
A: A food chain describes how energy and nutrients move through an ecosystem . At the basic level…
Q: Considering the energy that is lost as heat to the environment when one organism consumes another,…
A: Food chain depicts the flow of energy and nutrients from the lower trophic level to the higher…
Q: A complex of interconnected food chains in an ecosystem is called (a) an ecosystem (b) a pyramid of…
A: To find: What a complex of interconnected food chains in an ecosystem is called?
Q: A specie’s ________ is the totality of its adaptations, its use of resources, and its lifestyle. (A)…
A: Species is the term that can be defined as the most basic category in the system of taxonomy. A…
Q: eutrophication and hypoxia or ‘dead zones”.
A: Eutrophication- Increased concentrations of plant nutrients, most commonly phosphorus compounds and…
Q: Is it possible to describe abiotic factors as more or less important to an ecosystem than biotic…
A: Ecosystems are the structural and functional units of ecology in which living species interact with…
Q: Which statement about energy flow in ecosystems is accurate? A.Energy flow reaches an equilibrium…
A: Environmental science is one of the sciences that we must learn that every living thing on this…
Q: A researcher measures the amount of mercury (a persistant toxic chemical) in the fish of a lake…
A: On the surface of the Earth, fresh water is a valuable resource. It also supports a wide range of…
Q: Which is most likely the limiting factor that inhibits the growth of the grasses in the forest?
A: Ecological succession Ecological succession is a process by which species evolve, the process is…
Q: zooplankton
A: Answer: food web represents feeding relationships within a community. It also implies the transfer…
Q: You're studying two lakes in neighboring valleys in the Cascades. One lake has a food web with three…
A: Energy flow occurring in the ecosystem can be referred to as a fundamental ecological principle. The…
Q: An ecologist visiting an island finds two species of birds, one of which has a slightly larger bill…
A: An ecological community consists of various species living and interacting together in a defined…
Q: As energy is transferred from one trophic level to the next, substantial amounts of energy are lost…
A: Ecology is the study of interaction of organisms with one another and with the environment. Ecology…
Q: Compare and contrast the roles of producers, consumers, and decomposers in the ecosystem. How does…
A: Producer means it produce food and accumulated energy. Consumers means it consume food and energy…
Q: a. Classify each organism in the diagram on basis of its role for energy flow in the ecosystem. b.…
A: A food chain is simple terms refer to the series of organisms that tells us about who eats whom. A…
Q: Rat Rattle snake Tomato plant a. Classify cach organism in the diagram on basis of its role for…
A: Since there are multiple questions in this particular question, I'll answer the first three subparts…
Q: Whichstatement about organisms’ “niches” is false?a.The niche summarizes environmental factors…
A: Biodiversity: It is variability and varieties of life on earth. It is a measure of variation at…
Q: Which of the following is an example of ecological competition? A. A cheetah chases and kills a…
A: Introduction : Ecological competition refers to the conflict that occurs between different organisms…
Q: Succession Energy flow between trophic levels Limiting factors Carrying capacity
A: An ecosystem is a geographic area where plants, animals, and other organisms live together.…
Q: Look at the image below of a hypothetical trophic relationship from the late Cretaceous of North…
A: In an ecosystem, the food web is a vital portion that introduces us to the primary, secondary…
Q: If decomposers were removed from an ecosystem, which of the scenarios below would occur? A. The…
A: Decomposers are the organisms that helps in decomposition of putrefying entities or creatures which…
Q: Answer the questions below based on the Active Reading above: 1. Organisms need to live and to…
A: 1. Organisms need air,water,food to live and shelter to survive. 2. The option C is correct . That…
Q: The ability of an ecosystem to return to its equilibrium state after an environmental disturbance is…
A: Ecology is the scientific analysis and study of interaction among organisms and their environments.…
Q: In some cases, animals reach their biotic potential (if for a short period of time) and wreak havoc…
A: Population is a group of organisms that belong to the same species and live in the same area.…
Q: Which of the following is a consequence of biologicalmagnification?(A) Toxic chemicals in the…
A: The biological magnification refers to the buildup of toxic substances per unit organism weight with…
Q: lo observe ecological succession after a forest fire, a scientist must observe the same ecosystem…
A: The change of species in a particular area or time is called as ecological succession. The time…
Q: In a simple food chain, a frog eats insects, and a snake eats the frog. The primary role of the frog…
A: A food chain refers to the sequence of organisms in which energy from a species acts as prey and…
Q: Paragraph Styles 12 g/m3 Carnivores Herbivores 25 g/m3 Producers 10 g/m3 a. Explain how a small…
A: Ecology is that branch of science which includes human science, community, population, ecosystem and…
Q: Compare and contrast countries with high and low ecological footprints. What reasons can you…
A: The ecological footprint is a method that measures the area of the land required to sustain the…
Q: within marine ecosystems are better described as food webs. Whether considering a food chain or a…
A: A food chain is a linear sequence of organisms through which nutrients and energy pass as one…
Q: Food chains are sometimes short because(A) only a single species of herbivore feeds on each…
A: Food chain is a linear representation of trophic level from producer to decomposer. It is a sequence…
Q: A food chain would be a better resource than a food web to answer which question? a. How does energy…
A: Food chain, in ecology, the sequence of transfers of matter and energy in the form of food from…
Q: Which is a biotic factor that affects the size of a population in a specific ecosystem? O A.…
A: Ecosystem is a self sustained unit of Biosphere where biotic and abiotic component interact among…
Q: Select one abiotic and one biotic factor in an area where a herd of cows reside. How does these…
A: Abiotic factors vary among the world's ecosystems. A better understanding of these factors can be…
Q: Which of the following is true about the length of food chains? a. Food chains can support up to 10…
A: A food chain is a linear network of links in a food web starting from producer organisms and ending…
Q: What would happen in an ecosystem if there was less denitrification (compared to the past)? Over…
A: Denitrification is the process that is antagonistic to nitrification. It is a microbe driven process…
Q: Define the term ecosystem services. Give three examples of ecosystem services that people would have…
A: A dynamic community that contains a set of physical, chemical, and biological variables in a…
Q: Summarize what the data show concerning the change in productivity and mortality of the Amazon…
A: Amazon rainforest is tropical rainforest, which spans most of the regions of Amazon basin of South…
Q: Name the trophic levels in an ecosystem and explain how energy moves through the trophic levels. Can…
A: A trophic level is a group of bodies inside an ecosystem that stay at the equivalent level in a food…
Q: Explain how/why ecologists can use trophic cascades to understand the “bottom up” vs. “top down”…
A: Answer. The bottom-up control model proposes a unidirectional influence from lower to higher trophic…
Q: Determine if the following pictures represent primary or secondary succession. State your reason…
A: Succession is occurrence of sequence in communities over a long period of time in the same area…
Q: Smelt 1.04 ppm Zooplankton 0.123 ppm Herring gull eggs 124 ppm Lake trout 4.83 ppm Pa Phytoplankton…
A: Introduction: phytoplankton is a flora of free-floating, generally microscopic organisms that float…
Q: Study the ecological pyramid and answer the questions. ) There are trophic levels in an ecosystem. )…
A: An ecosystem is a geographic area where plants, animals, and other organisms live together.…
Q: In a temperate grassland system area of North America, vegetation has been destroyed by fire. What…
A: Net primary production (NPP) is strictly defined as the difference between the energy fixed by…
Q: Describe the factors of matter and flow of energy from one trophies level to another within an…
A: Trophic levels The producers and consumers in the ecosystem are placed into different feeding…
Q: What is an ecosystem? A. All of the living and nonliving things that interact in an area B. All of…
A: The ecosystem is a system, formed by the interaction of a community of organisms with their…
Q: Which of the following is not an abiotic factor in an ecosystem? A Available light B) Temperature C)…
A: The ecosystem is a community or area where animals, plants and many other elements or organisms live…
Q: Which organisms can be found at the first, lowest, trophic level? a. herbivores b. carnivores c.…
A: Introduction: The geographic area consisting of both biotic and abiotic components of nature to form…
The number of carnivores found at the top of an ecological pyramid is limited by the
a. number of organisms above the top carnivores.
b. number of trophic levels below the producers.
c. biomass of the decomposers.
d. amount of energy transferred to the top carnivores.
Trending now
This is a popular solution!
Step by step
Solved in 3 steps
- Sunlight drives the production of terrestrial grasses along the bank of a tropical river. Hippo consume the grass and then defecate in the river which fertilizes aquatic plants. This assemblage is best referred to as a… a. population b. trophic cascade c. commensalism d. ecosystem e. communityDifferentiate between:a. Biotic and abiotic componentsb. Producers and consumersc. Omnivores and decomposersd. Macro and microecosysteme. Ecosystem and biomeAkeystone species is one:a.that makes up a very large proportion of total community biomass.b.that feeds on a very large fraction of all available prey species.c.that is fed on by a very large fraction of all predators in itscommunity.d. whose feeding activities have adisproportionate effect on the structure of its community.e.that occupies the lowest level (the base) of the food web.
- EcosystemA hasprimary production of 1000 g C /m2/yr and ecological efficiency of 10%. Ecosystem B has primary production of 300 g C /m2/yr and an ecological efficiency of 25%. a.Which ecosystem will have more production at thesecondary consumer (carnivore) trophic level? b.Which ecosystem is more likely to support an endothermic primary consumer (herbivore)? c.If atrophic level requires at least 1 gC/m2/yr in order to exist, how many trophic levels can each of these ecosystems support?d.Given your answer to part c, which do you thinkhas a larger impact on the energy available at upper trophic levels: primary productivity or efficiency of energy movement across trophic levels?Which of the following is true about the length of food chains? a. Food chains can support up to 10 trophic levels. b. Food chains are shorter in stable habitats. c. Energy lost as heat at each trophic level limits the length of food chains. O d. The extinction of a species in a food chain will affect only the species directly preying upon it. e. An ecosystem with a high-enough number of species will feature a limitless length of food chain.Answer the questions below based on the Active Reading above: 1. Organisms need to live and to survive. 2. What do limiting factors do? a. Separate biotic factors from abiotic factors. b. Determine which is the predator and which is the prey. €. Regulate how many organisms live in an ecosystem. d. Determine which natural disasters will hit an area. 3. Which of the following are abiotic limiting factors? a. The decomposers in an ecosystem. b. The populations of producers in a given habitat. c. Carrying capacities of several species. d. Water, space, and oxygen. 4. Which of the following is a biotic limiting factor? a. The amount of breathable oxygen available to a population. b. Food available for organisms lw ast C. The nitrogen to oxygen ratio in the air supply. d. The number of bodies of water in a habitat. 5. In biology, what is carrying-capacity? a. The maximum population size an ecosystem can support. b. A total list of the limiting factors. C. How much weight an organism can…
- Each species has a particular niche within a community. This niche is defined by which two sets of factors? a. Net primary productivity and physical environment b. Functional role and net primary productivity c. Net primary productivity and biological environment d. Physical environment and functional roleA food web: A. Is made by a food spider B. Shows how feeding relationships are interlinked C. Shows the number of organisms in a habitat D. Only shows important animalsThe average niche breadth for space resources is wide for species of barnacles in an intertidal community. This pattern would indicate… a. niche overlap is low b. a greater level of competition between species c. coexistence via resource partitioning d. a greater number of species in the community e. high levels of disturbance
- When two different species overlap in the same biological niche, they are a in competition with one another. b in a mutualistic interaction. c dependent on one another. d unaffected by one another. e dependent on different food supplies.The total amount of living tissue within a given trophic level is called the: O A. Biomass O B. Energy mass C. Organic mass O D. Trophic massWhen substances are not broken down in metabolism but stored and passed on to higher trophic levels which of the following processes occurs? Group of answer choices a. Predation b. Coevolution c. Ecological Succession d. Biological Magnification e. Competition