Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 46, Problem 11RQ
A food chain would be a better
- How does energy move from an organism in one trophic level to an organism on the next trophic level?
- How does energy move within a trophic level?
- What preys on grasses?
- How is organic matter recycled in a forest?
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Chapter 46 Solutions
Biology 2e
Ch. 46 - Figure 46.8 Why do you think the value for gross...Ch. 46 - Figure 46.10 Pyramids depicting the number of...Ch. 46 - Figure 46.17 Which of the following statements...Ch. 46 - The ability of an ecosystem to return to its...Ch. 46 - A re-created ecosystem in a laboratory environment...Ch. 46 - Decomposers are associated with which class of...Ch. 46 - The primary producers in an ocean grazing food web...Ch. 46 - What term describes the use of mathematical...Ch. 46 - The position of an organism along a food chain is...Ch. 46 - The loss of an apex consumer would impact which...
Ch. 46 - A food chain would be a better resource than a...Ch. 46 - The weight of living organisms in an ecosystem at...Ch. 46 - Which term describes the process whereby toxic...Ch. 46 - Organisms that can make their own food using...Ch. 46 - In the English Channel ecosystem, the number of...Ch. 46 - What law of chemistry determines how much energy...Ch. 46 - The mussels that live at the NW Eifuku volcano are...Ch. 46 - The movement of mineral nutrients through...Ch. 46 - Carbon is present in the atmosphere as ________...Ch. 46 - The majority of water found on Earth is: ice water...Ch. 46 - The average time a molecule spends in its...Ch. 46 - The process whereby oxygen is depleted by the...Ch. 46 - The process whereby nitrogen is brought into...Ch. 46 - Which of the following approaches would be the...Ch. 46 - How would loss of fungi in a forest effect...Ch. 46 - Compare and contrast food chains and food webs....Ch. 46 - Describe freshwater, ocean, and terrestrial...Ch. 46 - Compare grazing and detrital food webs. Why would...Ch. 46 - How does the microcosm modeling approach differ...Ch. 46 - How do conceptual and analytical models of...Ch. 46 - Compare the three types of ecological pyramids and...Ch. 46 - How does the amount of food a warm-blooded animal...Ch. 46 - A study uses an inverted pyramid to demonstrate...Ch. 46 - Describe what a pyramid of numbers would like if...Ch. 46 - Describe nitrogen fixation and why it is important...Ch. 46 - What are the factors that cause dead zones?...Ch. 46 - Why are drinking water supplies still a major...Ch. 46 - Discuss how the human disruption of the carbon...
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- A feeding relationship that proceeds from algae to a fish, then to a fisherman, and then to a shark is _____. a. a food chain b. a food web c. a and barrow_forwardUsing organisms that live in San Diego County, draw your own food CHAIN here. Use arrows to show which way energy is flowing.arrow_forwardWhat is another term used to describe: The second trophic level A herbivore A primary consumer A plant and animal eater The first trophic levelarrow_forward
- Use the information and diagram to answer the following question. The energy pyramid is a shape often used to describe and identify roles of organisms in an ecosystem. image Using the sections of the pyramid provided, which answer choice describes a relationship found in an ecosystem? A. II represents secondary consumer and III represents a tertiary consumer, which explains why the top of the pyramid is smaller than the base. B. IV represents producers and I represents primary consumers which explains why the base of the pyramid is the largest. C. IV represents the top predator and I represents the primary producers, which explains why the base of the pyramid is larger than the top. D. I represents a predator and II represents a prey which explains why the top of the pyramid is smaller than the base.arrow_forwardUse the information and model to answer the following question. This model describes energy movement in an ecosystem. image What should be placed in box 5 to BEST complete the model? A. Autotrophs, because all food webs begin with autotrophs obtaining solar energy from the sun. B. Autotrophs, because all food webs in an ecosystem begin with autotrophs. C. Decomposers, because they are at the top of the food web and receive the most energy. D. Decomposers, because they break down organisms from all trophic levels to obtain energy.arrow_forwardUsing the organisms listed below create TWO food CHAINS From a producer through THREE consumers . answer can be in a written sentence paragraph corn , rabbit , grass , wolf snake , eagle grasshopper , fox , rat, hawkarrow_forward
- Which statement best describe a trophic level? Question 2 options: A way to classify organisms based on their feeding behavior Organisms with dissimilar feeding behavior A diagram to sort organisms based on being meat or vegetable eating A triangular diagram organizing flora and faunaarrow_forwardResearch the approximate size of the highest level consumer in the ecosystem. How much biomass is necessary to support it and the other consumers in the ecosystem? The primary producers: plants The primary consumers: butterfly, fire ants, fly, grasshopper, mouse, fox squirrel, wasp The secondary consumers: birds, barn owl, rattlesnake, red-eared slider, dog, spider The tertiary consumers: coyote, alligator, bald eaglearrow_forwardExplain why there are differences in the efficiency of energy transfer between trophic levels. Explain what happens to the energy which is not transferred to the next trophic level in a food chain when one organism feeds on another.arrow_forward
- Organisms at a higher trophic level have less energy available.comment.arrow_forwardWhich term describes the process whereby toxic substances increase along trophic levels of an ecosystem? a. biomassification b. biomagnification c. bioentropy d. heterotrophyarrow_forwardIn a terrestrial ecosystem such as forest, maximum energy is in which trophic level?arrow_forward
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