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Newest Ecology Questions

1. What is only ten percent of energy transfer from one tropic level to the next
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   2. 43 views
2. If producers generate 100%.Of the energy what percentage of that energy is left by the time it reaches tietary consumers
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3. Why is only 10% of energy transferred from one trophic level to the next? (1 point)Responses because energy is used for
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   2. asked by nope
   3. 13 views
4. If producers generate 100% of the energy, what percentage of that energy is left by the time it reaches tertiary consumers?(1
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5. You can follow the flow of energy in an ecosystem by following its foodor . chain process supply web process
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6. What is most likely to happen if predators are introduced to an ecosystem with no known predators?(1 point)Responses An increase
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   2. asked by ant
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7. Why is each level of the energy pyramid smaller than the level directly below it?(1 point)Responses Because the sizes of each
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   2. asked by Simon Lowe
   3. 21 views
8. In a food pyramid, there’s typically less biomass at the top and 35 senses explain this phenomenon, citing evidence relating
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9. Most food chains normally consist of no more than (1 point)Responses three to five organisms. three to five organisms. zero to
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   2. asked by Gir
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10. Look at the photograph.Large herds of zebras and wildebeests are shown grazing on a large, grassy plain. A single tree is also
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    2. asked by optimus
    3. 14 views
11. The chart shows information about four ecosystems.Ecosystem Data Ecosystem Average Year-Round Temperature (°F) Niche Diversity
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    2. asked by The boundaries of the former Soviet Union changed
    3. 14 views
12. If producers generate 100% of the energy, what percentage of that energy is left by the time it reaches tertiary consumers?(1
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    2. 16 views
13. What is the usual composition of a food chain?(1 point)Responses multiple producers and a consumer multiple producers and a
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14. What happens to an ecosystem during normal seasonal flooding? (1 point)• The biodiversity of the area stays the same. • The
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15. Why does ecology need to study the biotic and abiotic elements? (1 point)• It is studying a species. • It is studying a
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16. Most food chains normally consist of no more than (1 point)Responses eight to nine organisms. eight to nine organisms. two to
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    2. asked by nope
    3. 29 views
17. 1. In the following graph, why are there two y axis labels?(1 point) Responses The people who collected the northern owl data
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    2. asked by ψ(｀∇´)ψ
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18. number of different species in the biosphere
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19. What is most responsible for extinction?
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20. Most food chains normally consist of no more than (1 point)Responses two to three organisms. two to three organisms. three to
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    2. asked by tomdaya
    3. 22 views
21. Most food chains normally consist of no more than (1 point)Responses zero to one organism. two to three organisms. eight to nine
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    2. asked by random child who needs alot of help
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22. In a biome where too many predators live, resources are used up too quickly and predators will leave, thus allowing the food
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    2. asked by Ace
    3. 14 views
23. After an extreme disturbance, what is the first thing to form in an ecosystem?(1 point)Responses a group of lichens a group of
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24. QuestionWhat percentage of energy from the sun do producers in a freshwater ecosystem get?(1 point) Responses 1% 1% 10% 10% 100%
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25. If an ecosystem is irreversibly destroyed, species unable to travel or adapt will(1 point)Responses die out in the area. die out
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26. Which food source's scarcity caused the Yellowstone National Park beaver population to decrease?A. grass B. willow C. otter D.
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    2. asked by Denki Kaminari
    3. 16 views
27. Which statement is true?(1 point)Responses Food chains are the best depictions of feeding relationships because they show many
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28. Which change would create a new ecosystem?• an introduced species • a lake freezing over • a dam flooding a valley • a
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29. Consider the following scenario:Every year, the tropical rain forest has a rainy season. The forest floor floods, covering once
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    2. asked by slow loriz
    3. 16 views
30. How do energy and matter move in ecosystems?(1 point)Responses Energy flows in one direction, and matter cycles through the
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    2. asked by Q
    3. 12 views
31. Why is each level of the energy pyramid smaller than the level directly below it?(1 point)Responses Because the sizes of each
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    2. 16 views
32. Why does ecology need to study the biotic and abiotic elements?(1 point)Responses It is studying a species. It is studying a
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    2. 39 views
33. How do you calculate the adjusted amount of energy that is available to organisms that are one trophic level above producers? (1
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34. Use the image to answer the question.Two college roommates are studying an invasive species at the local park. What was the size
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    2. 31 views
35. After an extreme disturbance, what is the first thing to form in an ecosystem?(1 point)Responses the plant community the plant
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36. QuestionAfter an extreme disturbance, what is the first thing to form in an ecosystem?(1 point) Responses rock rock sand sand a
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37. Which statement explains the most realistic way to model energy flow in an ecosystem?A food chain is most realistic because many
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    2. asked by The boundaries of the former Soviet Union changed
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38. An ocean food web is shown.Which organism has the most available energy? sea urchin sea otter kelp elephant seal
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    2. asked by The boundaries of the former Soviet Union changed
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39. An energy pyramid shows the amount ofavailable at each feeding level in an ecosystem.
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    2. asked by The boundaries of the former Soviet Union changed
    3. 14 views
40. After an extreme disturbance, what is the first thing to form in an ecosystem?(1 point)Responses sand sand a group of lichens a
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    2. asked by slow loriz
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41. Biological Factors Quick Check1 of 41 of 4 Items Question How did the reintroduction of wolves to Yellowstone National Park
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42. what role do producers play in a food web
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    2. asked by yen
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43. Which of the following best explains why energy transfer in a food web is described as a pyramid?(1 point)..Responses Energy is
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    2. asked by Hummingbird 7th
    3. 23 views
44. Why is there a limit to the number of levels that can exist in a food web or energy pyramid?The amount of energy available for
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45. How much energy from the sun do secondary consumers capture in a freshwater ecosystem?(1 point) Responses 0.1% 0.1% 1% 1% 10%
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    2. asked by Sunshine
    3. 28 views
46. What percentage of energy from the sun do producers in a freshwater ecosystem get?(1 point) Responses 1% 1% 10% 10% 100% 100%
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    2. asked by Sunshine
    3. 27 views
47. Which of the following correctly describes the sequence of energy transfer in a food web?(1 point) Responses Primary consumers
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    2. asked by Sunshine
    3. 27 views
48. Answer the following questions based on page 3 (the Overview) and the information you have learned in this unit. What role do
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    2. asked by Sunshine
    3. 41 views
49. are essential to recycling life materials because without them matter would pile up rather than recycle.primary consumers
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50. The flow of energy in an ecosystem starts withand then follows the food chain and ends with the consumer.
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51. Explain how chemical energy eventually leaves an ecosystem. Can plants or animals in this ecosystem use the energy again?Answer
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    2. asked by unf0rgettxble
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52. What is each level of the energy pyramid smaller than the level directly below it
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    2. asked by Consider the advertisement offering a promotion of
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53. Why does ecology need to study the biotic and abiotic elements?(1 point)Responses It is studying the community. It is studying
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54. Consider what you know about biotic and abiotic factors in an ecosystem. What is one of the reasons that nutrients in a
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55. What is the primary source of energy for producers in a freshwater ecosystem?(1 point)Responses Soil nutrients Soil nutrients
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    2. asked by lamo
    3. 40 views
56. Which of the following best describes the energy flow from producers to tertiary consumers in a freshwater ecosystem?(1 point)Re
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    2. asked by lamo
    3. 36 views
57. which factors of an ecosystem are not apart of an community
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58. define ecosystem
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59. Due to regular changes in the environment, an ecosystem at carrying capacity could be described as(1 point)Responses declining
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60. What are biotic factors in an ecosystem?a. Non-living components like air and water b. Weather patterns affecting the
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    2. asked by Dickerson
    3. 26 views
61. Matter or energy through ecosystemsFlows through the ecosystem Cycles within the ecosystem Earth had a generally fixed amount
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62. Why is there a limit to the number of levels that can exist in a food web or energy pyramidAmount of energy available for utby
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63. Use the sentence to answer the question.Certain trees, in fact, produce seeds only when fire heats them. If the fire removes
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    2. asked by Hawt Chikin nuggies
    3. 31 views
64. What percentage of energy from the sun do producers in a freshwater ecosystem get?(1 point)Responses 1% 1% 10% 10% 100% 100%
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    2. asked by goofy ah bugger
    3. 34 views
65. How does the interconnection of food chains in a food web contribute to the stability of an ecosystem?(1 point)Responses It
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    2. asked by goofy ah bugger
    3. 30 views
66. How much energy from the sun do secondary consumers capture in a freshwater ecosystem?(1 point)Responses 0.1% 0.1% 1% 1% 10% 10%
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    2. 38 views
67. 16. Click to show how matter and energy move through ecosystems.(2 points) matter energy flows through the ecosystem cycles
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68. 14. Why is there a limit to the number of levels that can exist in a food web or energy pyramid?(1 point)Responses The amount of
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    2. 29 views
69. Question 1A) Answer the following questions based on page 3 ( the Overview ) and the information you have learned in this unit.
    1. 11 answers
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70. What happens to an ecosystem during normal seasonal flooding?(1 point)Responses The biodiversity of the area reaches
    1. 1 answer
    2. 29 views
71. Why does ecology need to study the biotic and abiotic elements?(1 point)Responses It is studying the community. It is studying
    1. 1 answer
    2. 36 views
72. Use the sentence to answer the question.Certain trees, in fact, produce seeds only when fire heats them. If the fire removes
    1. 1 answer
    2. 26 views
73. The primary source of energy in most ecosystems is/are (1 point)• glucose. • autotrophs. O heterotrophs. O the sun.
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    2. 26 views
74. What is the function of a top predator in an ecosystem?(1 point)Responses It helps increase the number of prey. It helps
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    2. asked by slow loriz
    3. 24 views
75. What is the primary source of energy for producers in a freshwater ecosystem?(1 point)Responses Soil nutrients Soil nutrients
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    2. asked by tomdaya
    3. 28 views
76. Why does ecology need to study the biotic and abiotic elements?(1 point)Responses It is studying a population. It is studying a
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    2. asked by slow loriz
    3. 23 views
77. Which of the following best describes the energy flow from producers to tertiary consumers in a freshwater ecosystem?(1 point)Re
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    2. asked by tomdaya
    3. 31 views
78. Which of the following is a primary consumer in a freshwater ecosystem?(1 point)Responses Zooplankton Zooplankton Duckweed
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    2. asked by tomdaya
    3. 38 views
79. What percentage of energy from the sun do producers in a freshwater ecosystem get?(1 point)Responses 1% 1% 10% 10% 100% 100%
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    2. asked by tomdaya
    3. 24 views
80. Which of the following best explains why energy transfer in a food web is described as a pyramid?(1 point)Responses Energy is
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    2. asked by zendaya
    3. 26 views
81. If a primary consumer population decreases significantly in a freshwater ecosystem, what is the most likely immediate impact on
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    2. asked by zendaya
    3. 51 views
82. Answer the following questions based on page 3 (the Overview) and the information you have learned in this unit.What role do
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    2. asked by zendaya
    3. 34 views
83. Why are there less secondary consumers in an ecosystem than producers? (1 point)• There isn't enough energy available to
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    2. 36 views
84. What is the function of a top predator in an ecosystem?(1 point)Responses It increases the food for other predator species. It
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    2. asked by e
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85. 18. Explain why food webs and energy pyramids show the flow of energy but the cycling of matter.(1 point)Responses The Sun
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86. As energy is passed through the food chain, some of the energy is lost as heat. What is the approximate amount of energy that is
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87. Food chains and webs not only describe the order in which organisms are eaten, but they also describe the _____.flow of energy
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88. Due to regular changes in the environment, an ecosystem at carrying capacity could be described as(1 point)Responses fluctuating
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    2. 55 views
89. Read the assigned book on “The World of Food Chains with Max Axiom, Super Scientist” located in MyOn. The questions in this
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    2. asked by Hummingbird 7th
    3. 44 views
90. Due to regular changes in the environment, an ecosystem at carrying capacity could be described as(1 point)Responses constant
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    2. 24 views
91. Which shows the ecological hierarchy from smallest to largest?(1 point)Responses organism, population, community, ecosystem,
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    2. 39 views
92. read the assigned book on the word of food chains with max axiom super scientist located in myon the questions in this
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    2. asked by yen
    3. 27 views
93. read the assigned book on the word of food chains with max axiom super scientist located in myon the questions in this
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    2. asked by yen
    3. 35 views
94. read the assigned book on the word of food chains with max axiom super scientist located in myon the questions in this
    1. 1 answer
    2. asked by yen
    3. 32 views
95. Use the sentence to answer the question. Certain trees, in fact, produce seeds only when fire heats them. If the fire removes
    1. 1 answer
    2. asked by drakeboing
    3. 28 views
96. Which shows the ecological hierarchy from smallest to largest?(1 point)Responses ecosystem, community, population, organism,
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    2. 38 views
97. 2 sentencesHow do animals contribute to the water cycle?
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    2. 16 views
98. Consider a field where many plants are specifically pollinated by bees. If there was a sudden increase in the population of a
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    2. 16 views
99. Which organism provides evidence that matter and energy can be cycled through an ecosystem without sunlight?(1 point)Responses a
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    2. 13 views
100. QuestionHow do energy and matter move in ecosystems?(1 point) Responses Energy and matter flow in one direction. Energy and
     1. 1 answer
     2. 18 views