Campbell Biology in Focus (2nd Edition)
2nd Edition
ISBN: 9780321962751
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 42, Problem 5TYU
Which of the following has the greatest effect on the rate of chemical cycling in an ecosystem?
- A. the rate of decomposition in the ecosystem
- B. the production efficiency of the ecosystem’s consumers
- C. the trophic efficiency of the ecosystem
- D. the location of the nutrient reservoirs in the ecosystem
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Which of the following statements BEST describes energy transfer in an ecosystem?
A.
If the primary producer has 175,000 kcal available, the secondary consumer will receive 17,500 kcal from the primary consumer.
B.
If the primary consumer has 175,000 kcal available, the secondary consumer will receive 17,500 kcal from the primary consumer.
C.
If the primary consumer has 175,000 kcal available, the tertiary consumer will receive 175 kcal from the secondary consumer.
D.
If the primary producer has 175,000 kcal available, the tertiary consumer will receive 17,500 kcal from the secondary consumer.
Gross primary productivity refers to the total
a. energy used by the heterotrophs of the ecosystem in a given period of time
b. energy captured initially by the producers
c. quantity of solar energy reaching a given area of the ecosystem
d. quantity of solar energy available to the ecosystem in a given period of time
e. energy used by the producers for their growth and reproduction
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…
Chapter 42 Solutions
Campbell Biology in Focus (2nd Edition)
Ch. 42.1 - Why is the transfer of energy in an ecosystem...Ch. 42.1 - WHAT IF? You are studying nitrogen cycling on the...Ch. 42.1 - MAKE CONNECTIONS Use the second law of...Ch. 42.2 - Why is only a small portion of the solar energy...Ch. 42.2 - How can ecologists experimentally determine the...Ch. 42.2 - Prob. 3CCCh. 42.3 - If an insect that eats plant seeds containing 100...Ch. 42.3 - Tobacco leaves contain nicotine, a poisonous...Ch. 42.3 - WHAT IF? Detritivores are consumers that obtain...Ch. 42.4 - Prob. 1CC
Ch. 42.4 - Prob. 2CCCh. 42.4 - Prob. 3CCCh. 42.5 - Prob. 1CCCh. 42.5 - How do bioremediation and biological augmentation...Ch. 42.5 - Prob. 3CCCh. 42 - Prob. 1TYUCh. 42 - Which of these ecosystems has the lowest net...Ch. 42 - Prob. 3TYUCh. 42 - Prob. 4TYUCh. 42 - Which of the following has the greatest effect on...Ch. 42 - Prob. 6TYUCh. 42 - Prob. 7TYUCh. 42 - Prob. 8TYUCh. 42 - INTERPRET THE DATA Draw a simplified global water...Ch. 42 - SCIENTIFIC INQUIRY Using two neighboring ponds in...Ch. 42 - Prob. 11TYUCh. 42 - FOCUS ON ENERGY AND MATIER Decomposition typically...Ch. 42 - Prob. 13TYU
Additional Science Textbook Solutions
Find more solutions based on key concepts
Jellyfish Lake, located on the Pacific island of Palau, is home to millions of jellyfish. Many years ago, sea l...
BIOLOGY:THE ESSENTIALS (LL) W/CONNECT
The pedigrees indicated here were obtained with three unrelated families whose members express the same disease...
Genetics: From Genes to Genomes
Physiology a. deals with the processes or functions of living things. b. is the scientific discipline that inve...
SEELEY'S ANATOMY+PHYSIOLOGY
Describe Mendels conclusions about how traits are passed from generation to generation.
Concepts of Genetics (12th Edition)
More than one choice may apply. Using the terms listed below, fill in the blank with the proper term. anterior ...
Essentials of Human Anatomy & Physiology (11th Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- 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 massarrow_forwardWhich of the following approaches would be the most effective way to reduce greenhouse carbon dioxide? a. Increase waste deposition into the deep ocean. b. Plant more environmentally-suitable plants. c. Increase use of fuel sources that do not produce carbon dioxide as a by-product. d. Decrease livestock agriculture.arrow_forwarda. What factors cause energy to decrease with each trophic level?b. How is it possible for energy to be lost and the ecosystem to stillrun efficiently?c. Are the nutrients on the earth a renewable resource? Why or why not?arrow_forward
- The direction of the arrows in a trophic chain (as the one in the figure below) represents... A E O B) direction of movement of matter O Both B and C O A, B, and C O A) direction of consumption, from higher level consumer to lower level consumer O C) direction of movement of energy O Both A and Carrow_forwardNetprimary productivity is the primary productivity of an ecosystem, aftersubtracting energy lost in:a.dead plant tissues.b.inedible plant tissues.c.respiration by primary producers.d.respiration by primary consumers.e.inefficiencies of photosynthesis.arrow_forwardThe diagram below represents recycling of nutrients in a certain ecosystem. Sunlight. I Secondary Consumer Producer. Q. Dead organism III. II Mineral salts and hunts a.Name the trophic level represented by Q b.Name the process represented by: I II III c.Name the organism involved in process II d.What would happen within the ecosystem if all the secondary consumer were eliminated?arrow_forward
- The process whereby oxygen is depleted by the growth of microorganisms due to excess nutrients in aquatic systems is called _________. a. dead zoning b. eutrophication c. retrophication d. depletionarrow_forwardBiological magnification occurs whena. pollutants increase in concentration in tissues at higher trophic levels.b. the effect of a pollutant is magnified by chemical interactions within organisms.c. an organism is placed under a dissecting scope.d. a pollutant has a greater than expected effect once ingested by an organism.arrow_forwardIn the following food chain, what biomass of phytoplankton will have been required to produce a 1 kg of big fish? Assume a typical figure for ecological efficiency. Phytoplankton eaten by Zooplankton eaten by Small fish eaten by Big fish A. 10 kg B. 10000 kg (10 metric tons) C. 100000 kg (100 metric tons) D. 100 kg E. 1000 kg (1 metric ton)arrow_forward
- order the components to show how energy matter cycle through the kingfishers ecosystemarrow_forwardAll biotic and abiotic factors are interrelated. In nature you will find that if one factor is changed or removed, it impacts the availability of other resources within the system. Knowing this, give an example of what might happen given the following situations. In the areas with the open space place either an A for abiotic or B for biotic to identify what the object is.arrow_forwardOf the following benefits, which one is the main potential benefit of water markets? Group of answer choices A. More water is available for lower-income households B. More water is available for agricultural uses C. Water is used for its most highly-valued purposes D.There will be no more water forgeryarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Concepts of BiologyBiologyISBN:9781938168116Author:Samantha Fowler, Rebecca Roush, James WisePublisher:OpenStax College
Biology (MindTap Course List)BiologyISBN:9781337392938Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. BergPublisher:Cengage Learning
Concepts of Biology
Biology
ISBN:9781938168116
Author:Samantha Fowler, Rebecca Roush, James Wise
Publisher:OpenStax College
Biology (MindTap Course List)
Biology
ISBN:9781337392938
Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher:Cengage Learning
5 Human Impacts on the Environment: Crash Course Ecology #10; Author: CrashCourse;https://www.youtube.com/watch?v=5eTCZ9L834s;License: Standard YouTube License, CC-BY
Aquatic Ecosystems; Author: Ocean Research & Conservation Association (ORCA);https://www.youtube.com/watch?v=4tU08jCvwGg;License: Standard YouTube License, CC-BY
Aquatic Ecosystems; Author: David Akerman;https://www.youtube.com/watch?v=9T6Q2I_kPeo;License: Standard Youtube License