Name: ________________________ Class: ___________________ Date: __________ ID: A

1

ICS--Quiz 1

Multiple ChoiceIdentify the choice that best completes the statement or answers the question.

1. Which of the following descriptions about the organization of an ecosystem is correct?a. Communities make up species, which make up populations.b. Populations make up species, which make up communities.c. Species make up communities, which make up populations.d. Species are grouped in populations, which make up communities.

2. The simplest grouping of more than one kind of organism in the biosphere is a(an)a. population. c. ecosystem.b. community. d. species.

3. Which ecological inquiry method is an ecologist using when he or she enters an area periodically to count the population numbers of a certain species?a. questioning c. experimentingb. observing d. modeling

Figure 3-1

4. The algae at the beginning of the food chain in Figure 3-1 area. consumers. c. producers.b. decomposers. d. heterotrophs.

5. An organism that uses energy to produce its own food supply from inorganic compounds is called a(an)a. heterotroph. c. detritivore.b. consumer. d. autotroph.

6. Which of the following organisms does NOT require sunlight to live?a. chemosynthetic bacteria c. treesb. algae d. photosynthetic bacteria

7. What animals eat both producers and consumers?a. herbivores c. chemotrophsb. omnivores d. autotrophs

8. A snake that eats a frog that has eaten an insect that fed on a plant is aa. first-level producer. c. second-level producer.b. first-level consumer. d. third-level consumer.

Name: ________________________ ID: A

2

Figure 3–2

9. The trophic levels in Figure 3-2 illustratea. the relative amount of energy.b. the amount of living organic matter.c. the relative number of individual organisms.d. that producers outnumber first-level consumers.

10. The branch of biology dealing with interactions among organisms and between organisms and their environment is calleda. economy. c. recycling.b. modeling. d. ecology.

11. What is the combined portions of Earth called in which all living things exist?a. biome c. ecosystemb. community d. biosphere

12. Green plants area. producers. c. herbivores.b. consumers. d. omnivores.

13. What is the original source of almost all the energy in most ecosystems?a. carbohydrates c. waterb. sunlight d. carbon

14. An organism that cannot make its own food is called a(an)a. heterotroph. c. autotroph.b. chemotroph. d. producer.

15. Organisms that obtain nutrients by breaking down dead and decaying plants and animals are calleda. decomposers. c. autotrophs.b. omnivores. d. producers.

Name: ________________________ ID: A

3

16. What is an organism that feeds only on plants called?a. carnivore c. omnivoreb. herbivore d. detritivore

17. All the interconnected feeding relationships in an ecosystem make up a fooda. interaction. c. network.b. chain. d. web.

18. Which is a biotic factor that affects the size of a population in a specific ecosystem?a. average temperature of the ecosystemb. type of soil in the ecosystemc. number and kinds of predators in the ecosystemd. concentration of oxygen in the ecosystem

19. Each of the following is an abiotic factor in the environment EXCEPTa. plant life. c. rainfall.b. soil type. d. temperature.

Short Answer

Figure 3–2

20. Describe the flow of energy to the owl in Figure 3-2 if the tree provides 1500 calories of energy to the insects.

Essay

21. How does a food web differ from a food chain?

Name: ________________________ ID: A

4

Other

22. Draw a Food Web that shows the feeding relationships and flow of energy between organisms living in a grassland ecosystem. Include in your food web, all the following:1) organisms that represent at least 4 trophic levels2) clearly identify each trophic level3) identify and label one Food Chain that includes at least 4 organisms

23. Using a Food Chain, Food Web, or Energy Pyramind, explain the 10% Rule for Energy Transfer between organisms of different trophic levels. Include in your explanation why energy is lost moving from lower to higher trophic levels.

ID: A

1

ICS--Quiz 1Answer Section

MULTIPLE CHOICE

1. ANS: D PTS: 1 REF: p. 64 2. ANS: B PTS: 1 REF: p. 64 3. ANS: B PTS: 1 REF: p. 65 4. ANS: C PTS: 1 REF: p. 67 5. ANS: D PTS: 1 REF: p. 67 6. ANS: A PTS: 1 REF: p. 68 7. ANS: B PTS: 1 REF: p. 69 8. ANS: D PTS: 1 REF: p. 70 9. ANS: C PTS: 1 REF: p. 70 10. ANS: D PTS: 1 REF: p. 63 11. ANS: D PTS: 1 REF: p. 63 12. ANS: A PTS: 1 REF: p. 67 13. ANS: B PTS: 1 REF: p. 67 14. ANS: A PTS: 1 REF: p. 68 15. ANS: A PTS: 1 REF: p. 69 16. ANS: B PTS: 1 REF: p. 69 17. ANS: D PTS: 1 REF: p. 70 18. ANS: C PTS: 1 REF: p. 90 19. ANS: A PTS: 1 REF: p. 90

SHORT ANSWER

20. ANS: The insects would provide 10 percent (one tenth) of 1500 calories, or 150 calories, of energy to the shrews. The shrews would provide one tenth of 150 calories, or 15 calories to the owl.

PTS: 1 REF: p. 72

ESSAY

21. ANS: A food chain is a series of steps in which organisms transfer energy by eating and being eaten. A food web is a feeding relationship among the various organisms in an ecosystem that forms a network of complex interactions. A food web links together all the food chains in an ecosystem.

PTS: 1 REF: p. 69 | p. 70

ID: A

2

OTHER

22. ANS: Response varies

PTS: 1 23. ANS:

Answers vary.

PTS: 1

Name: ________________________ Class: ___________________ Date: __________ ID: B

1

ICS--Quiz 1

Multiple ChoiceIdentify the choice that best completes the statement or answers the question.

1. A snake that eats a frog that has eaten an insect that fed on a plant is aa. first-level producer. c. second-level producer.b. first-level consumer. d. third-level consumer.

2. Which of the following descriptions about the organization of an ecosystem is correct?a. Communities make up species, which make up populations.b. Populations make up species, which make up communities.c. Species make up communities, which make up populations.d. Species are grouped in populations, which make up communities.

3. What is an organism that feeds only on plants called?a. carnivore c. omnivoreb. herbivore d. detritivore

4. Which of the following organisms does NOT require sunlight to live?a. chemosynthetic bacteria c. treesb. algae d. photosynthetic bacteria

Figure 3–2

5. The trophic levels in Figure 3-2 illustratea. the relative amount of energy.b. the amount of living organic matter.c. the relative number of individual organisms.d. that producers outnumber first-level consumers.

Name: ________________________ ID: B

2

6. The branch of biology dealing with interactions among organisms and between organisms and their environment is calleda. economy. c. recycling.b. modeling. d. ecology.

7. An organism that uses energy to produce its own food supply from inorganic compounds is called a(an)a. heterotroph. c. detritivore.b. consumer. d. autotroph.

8. An organism that cannot make its own food is called a(an)a. heterotroph. c. autotroph.b. chemotroph. d. producer.

9. Each of the following is an abiotic factor in the environment EXCEPTa. plant life. c. rainfall.b. soil type. d. temperature.

10. Green plants area. producers. c. herbivores.b. consumers. d. omnivores.

11. What animals eat both producers and consumers?a. herbivores c. chemotrophsb. omnivores d. autotrophs

12. All the interconnected feeding relationships in an ecosystem make up a fooda. interaction. c. network.b. chain. d. web.

13. Which ecological inquiry method is an ecologist using when he or she enters an area periodically to count the population numbers of a certain species?a. questioning c. experimentingb. observing d. modeling

Figure 3-1

14. The algae at the beginning of the food chain in Figure 3-1 area. consumers. c. producers.b. decomposers. d. heterotrophs.

15. The simplest grouping of more than one kind of organism in the biosphere is a(an)a. population. c. ecosystem.b. community. d. species.

16. Which is a biotic factor that affects the size of a population in a specific ecosystem?a. average temperature of the ecosystemb. type of soil in the ecosystemc. number and kinds of predators in the ecosystemd. concentration of oxygen in the ecosystem

Name: ________________________ ID: B

3

17. What is the combined portions of Earth called in which all living things exist?a. biome c. ecosystemb. community d. biosphere

18. What is the original source of almost all the energy in most ecosystems?a. carbohydrates c. waterb. sunlight d. carbon

19. Organisms that obtain nutrients by breaking down dead and decaying plants and animals are calleda. decomposers. c. autotrophs.b. omnivores. d. producers.

Short Answer

Figure 3–2

20. Describe the flow of energy to the owl in Figure 3-2 if the tree provides 1500 calories of energy to the insects.

Essay

21. How does a food web differ from a food chain?

Other

22. Using a Food Chain, Food Web, or Energy Pyramind, explain the 10% Rule for Energy Transfer between organisms of different trophic levels. Include in your explanation why energy is lost moving from lower to higher trophic levels.

Name: ________________________ ID: B

4

23. Draw a Food Web that shows the feeding relationships and flow of energy between organisms living in a grassland ecosystem. Include in your food web, all the following:1) organisms that represent at least 4 trophic levels2) clearly identify each trophic level3) identify and label one Food Chain that includes at least 4 organisms

ID: B

1

ICS--Quiz 1Answer Section

MULTIPLE CHOICE

1. ANS: D PTS: 1 REF: p. 70 2. ANS: D PTS: 1 REF: p. 64 3. ANS: B PTS: 1 REF: p. 69 4. ANS: A PTS: 1 REF: p. 68 5. ANS: C PTS: 1 REF: p. 70 6. ANS: D PTS: 1 REF: p. 63 7. ANS: D PTS: 1 REF: p. 67 8. ANS: A PTS: 1 REF: p. 68 9. ANS: A PTS: 1 REF: p. 90 10. ANS: A PTS: 1 REF: p. 67 11. ANS: B PTS: 1 REF: p. 69 12. ANS: D PTS: 1 REF: p. 70 13. ANS: B PTS: 1 REF: p. 65 14. ANS: C PTS: 1 REF: p. 67 15. ANS: B PTS: 1 REF: p. 64 16. ANS: C PTS: 1 REF: p. 90 17. ANS: D PTS: 1 REF: p. 63 18. ANS: B PTS: 1 REF: p. 67 19. ANS: A PTS: 1 REF: p. 69

SHORT ANSWER

20. ANS: The insects would provide 10 percent (one tenth) of 1500 calories, or 150 calories, of energy to the shrews. The shrews would provide one tenth of 150 calories, or 15 calories to the owl.

PTS: 1 REF: p. 72

ESSAY

21. ANS: A food chain is a series of steps in which organisms transfer energy by eating and being eaten. A food web is a feeding relationship among the various organisms in an ecosystem that forms a network of complex interactions. A food web links together all the food chains in an ecosystem.

PTS: 1 REF: p. 69 | p. 70

ID: B

2

OTHER

22. ANS: Answers vary.

PTS: 1 23. ANS:

Response varies

PTS: 1

Name: ________________________ Class: ___________________ Date: __________ ID: C

1

ICS--Quiz 1

Multiple ChoiceIdentify the choice that best completes the statement or answers the question.

1. Which ecological inquiry method is an ecologist using when he or she enters an area periodically to count the population numbers of a certain species?a. questioning c. experimentingb. observing d. modeling

2. Which of the following organisms does NOT require sunlight to live?a. chemosynthetic bacteria c. treesb. algae d. photosynthetic bacteria

3. Organisms that obtain nutrients by breaking down dead and decaying plants and animals are calleda. decomposers. c. autotrophs.b. omnivores. d. producers.

4. The simplest grouping of more than one kind of organism in the biosphere is a(an)a. population. c. ecosystem.b. community. d. species.

5. Which is a biotic factor that affects the size of a population in a specific ecosystem?a. average temperature of the ecosystemb. type of soil in the ecosystemc. number and kinds of predators in the ecosystemd. concentration of oxygen in the ecosystem

6. Green plants area. producers. c. herbivores.b. consumers. d. omnivores.

7. What is the combined portions of Earth called in which all living things exist?a. biome c. ecosystemb. community d. biosphere

8. The branch of biology dealing with interactions among organisms and between organisms and their environment is calleda. economy. c. recycling.b. modeling. d. ecology.

9. All the interconnected feeding relationships in an ecosystem make up a fooda. interaction. c. network.b. chain. d. web.

10. An organism that cannot make its own food is called a(an)a. heterotroph. c. autotroph.b. chemotroph. d. producer.

11. Each of the following is an abiotic factor in the environment EXCEPTa. plant life. c. rainfall.b. soil type. d. temperature.

12. An organism that uses energy to produce its own food supply from inorganic compounds is called a(an)a. heterotroph. c. detritivore.b. consumer. d. autotroph.

Name: ________________________ ID: C

2

13. What is the original source of almost all the energy in most ecosystems?a. carbohydrates c. waterb. sunlight d. carbon

Figure 3–2

14. The trophic levels in Figure 3-2 illustratea. the relative amount of energy.b. the amount of living organic matter.c. the relative number of individual organisms.d. that producers outnumber first-level consumers.

15. What animals eat both producers and consumers?a. herbivores c. chemotrophsb. omnivores d. autotrophs

16. A snake that eats a frog that has eaten an insect that fed on a plant is aa. first-level producer. c. second-level producer.b. first-level consumer. d. third-level consumer.

17. Which of the following descriptions about the organization of an ecosystem is correct?a. Communities make up species, which make up populations.b. Populations make up species, which make up communities.c. Species make up communities, which make up populations.d. Species are grouped in populations, which make up communities.

18. What is an organism that feeds only on plants called?a. carnivore c. omnivoreb. herbivore d. detritivore

Name: ________________________ ID: C

3

Figure 3-1

19. The algae at the beginning of the food chain in Figure 3-1 area. consumers. c. producers.b. decomposers. d. heterotrophs.

Short Answer

Figure 3–2

20. Describe the flow of energy to the owl in Figure 3-2 if the tree provides 1500 calories of energy to the insects.

Essay

21. How does a food web differ from a food chain?

Name: ________________________ ID: C

4

Other

22. Using a Food Chain, Food Web, or Energy Pyramind, explain the 10% Rule for Energy Transfer between organisms of different trophic levels. Include in your explanation why energy is lost moving from lower to higher trophic levels.

23. Draw a Food Web that shows the feeding relationships and flow of energy between organisms living in a grassland ecosystem. Include in your food web, all the following:1) organisms that represent at least 4 trophic levels2) clearly identify each trophic level3) identify and label one Food Chain that includes at least 4 organisms

ID: C

1

ICS--Quiz 1Answer Section

MULTIPLE CHOICE

1. ANS: B PTS: 1 REF: p. 65 2. ANS: A PTS: 1 REF: p. 68 3. ANS: A PTS: 1 REF: p. 69 4. ANS: B PTS: 1 REF: p. 64 5. ANS: C PTS: 1 REF: p. 90 6. ANS: A PTS: 1 REF: p. 67 7. ANS: D PTS: 1 REF: p. 63 8. ANS: D PTS: 1 REF: p. 63 9. ANS: D PTS: 1 REF: p. 70 10. ANS: A PTS: 1 REF: p. 68 11. ANS: A PTS: 1 REF: p. 90 12. ANS: D PTS: 1 REF: p. 67 13. ANS: B PTS: 1 REF: p. 67 14. ANS: C PTS: 1 REF: p. 70 15. ANS: B PTS: 1 REF: p. 69 16. ANS: D PTS: 1 REF: p. 70 17. ANS: D PTS: 1 REF: p. 64 18. ANS: B PTS: 1 REF: p. 69 19. ANS: C PTS: 1 REF: p. 67

SHORT ANSWER

20. ANS: The insects would provide 10 percent (one tenth) of 1500 calories, or 150 calories, of energy to the shrews. The shrews would provide one tenth of 150 calories, or 15 calories to the owl.

PTS: 1 REF: p. 72

ESSAY

21. ANS: A food chain is a series of steps in which organisms transfer energy by eating and being eaten. A food web is a feeding relationship among the various organisms in an ecosystem that forms a network of complex interactions. A food web links together all the food chains in an ecosystem.

PTS: 1 REF: p. 69 | p. 70

ID: C

2

OTHER

22. ANS: Answers vary.

PTS: 1 23. ANS:

Response varies

PTS: 1

Name: ________________________ Class: ___________________ Date: __________ ID: D

1

ICS--Quiz 1

Multiple ChoiceIdentify the choice that best completes the statement or answers the question.

1. Which is a biotic factor that affects the size of a population in a specific ecosystem?a. average temperature of the ecosystemb. type of soil in the ecosystemc. number and kinds of predators in the ecosystemd. concentration of oxygen in the ecosystem

2. Organisms that obtain nutrients by breaking down dead and decaying plants and animals are calleda. decomposers. c. autotrophs.b. omnivores. d. producers.

Figure 3-1

3. The algae at the beginning of the food chain in Figure 3-1 area. consumers. c. producers.b. decomposers. d. heterotrophs.

4. Each of the following is an abiotic factor in the environment EXCEPTa. plant life. c. rainfall.b. soil type. d. temperature.

5. Green plants area. producers. c. herbivores.b. consumers. d. omnivores.

6. A snake that eats a frog that has eaten an insect that fed on a plant is aa. first-level producer. c. second-level producer.b. first-level consumer. d. third-level consumer.

7. An organism that cannot make its own food is called a(an)a. heterotroph. c. autotroph.b. chemotroph. d. producer.

Name: ________________________ ID: D

2

Figure 3–2

8. The trophic levels in Figure 3-2 illustratea. the relative amount of energy.b. the amount of living organic matter.c. the relative number of individual organisms.d. that producers outnumber first-level consumers.

9. The branch of biology dealing with interactions among organisms and between organisms and their environment is calleda. economy. c. recycling.b. modeling. d. ecology.

10. What is an organism that feeds only on plants called?a. carnivore c. omnivoreb. herbivore d. detritivore

11. What is the original source of almost all the energy in most ecosystems?a. carbohydrates c. waterb. sunlight d. carbon

12. An organism that uses energy to produce its own food supply from inorganic compounds is called a(an)a. heterotroph. c. detritivore.b. consumer. d. autotroph.

13. What is the combined portions of Earth called in which all living things exist?a. biome c. ecosystemb. community d. biosphere

14. All the interconnected feeding relationships in an ecosystem make up a fooda. interaction. c. network.b. chain. d. web.

Name: ________________________ ID: D

3

15. Which of the following descriptions about the organization of an ecosystem is correct?a. Communities make up species, which make up populations.b. Populations make up species, which make up communities.c. Species make up communities, which make up populations.d. Species are grouped in populations, which make up communities.

16. The simplest grouping of more than one kind of organism in the biosphere is a(an)a. population. c. ecosystem.b. community. d. species.

17. Which ecological inquiry method is an ecologist using when he or she enters an area periodically to count the population numbers of a certain species?a. questioning c. experimentingb. observing d. modeling

18. Which of the following organisms does NOT require sunlight to live?a. chemosynthetic bacteria c. treesb. algae d. photosynthetic bacteria

19. What animals eat both producers and consumers?a. herbivores c. chemotrophsb. omnivores d. autotrophs

Short Answer

Figure 3–2

20. Describe the flow of energy to the owl in Figure 3-2 if the tree provides 1500 calories of energy to the insects.

Name: ________________________ ID: D

4

Essay

21. How does a food web differ from a food chain?

Other

22. Using a Food Chain, Food Web, or Energy Pyramind, explain the 10% Rule for Energy Transfer between organisms of different trophic levels. Include in your explanation why energy is lost moving from lower to higher trophic levels.

23. Draw a Food Web that shows the feeding relationships and flow of energy between organisms living in a grassland ecosystem. Include in your food web, all the following:1) organisms that represent at least 4 trophic levels2) clearly identify each trophic level3) identify and label one Food Chain that includes at least 4 organisms

ID: D

1

ICS--Quiz 1Answer Section

MULTIPLE CHOICE

1. ANS: C PTS: 1 REF: p. 90 2. ANS: A PTS: 1 REF: p. 69 3. ANS: C PTS: 1 REF: p. 67 4. ANS: A PTS: 1 REF: p. 90 5. ANS: A PTS: 1 REF: p. 67 6. ANS: D PTS: 1 REF: p. 70 7. ANS: A PTS: 1 REF: p. 68 8. ANS: C PTS: 1 REF: p. 70 9. ANS: D PTS: 1 REF: p. 63 10. ANS: B PTS: 1 REF: p. 69 11. ANS: B PTS: 1 REF: p. 67 12. ANS: D PTS: 1 REF: p. 67 13. ANS: D PTS: 1 REF: p. 63 14. ANS: D PTS: 1 REF: p. 70 15. ANS: D PTS: 1 REF: p. 64 16. ANS: B PTS: 1 REF: p. 64 17. ANS: B PTS: 1 REF: p. 65 18. ANS: A PTS: 1 REF: p. 68 19. ANS: B PTS: 1 REF: p. 69

SHORT ANSWER

20. ANS: The insects would provide 10 percent (one tenth) of 1500 calories, or 150 calories, of energy to the shrews. The shrews would provide one tenth of 150 calories, or 15 calories to the owl.

PTS: 1 REF: p. 72

ESSAY

21. ANS: A food chain is a series of steps in which organisms transfer energy by eating and being eaten. A food web is a feeding relationship among the various organisms in an ecosystem that forms a network of complex interactions. A food web links together all the food chains in an ecosystem.

PTS: 1 REF: p. 69 | p. 70

ID: D

2

OTHER

22. ANS: Answers vary.

PTS: 1 23. ANS:

Response varies

PTS: 1