Name: ________________________ Class: ___________________ Date: __________
ID: A
ICS--Quiz 1
Multiple Choice
Identify 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. experimenting
b. observing
d. modeling
Figure 3-1
4. The algae at the beginning of the food chain in Figure 3-1 are
a. 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. trees
b. algae
d. photosynthetic bacteria
7. What animals eat both producers and consumers?
a. herbivores
c. chemotrophs
b. omnivores
d. autotrophs
8. A snake that eats a frog that has eaten an insect that fed on a plant is a
a. first-level producer.
c. second-level producer.
b. first-level consumer.
d. third-level consumer.
1
Name: ________________________
ID: A
Figure 3–2
9. The trophic levels in Figure 3-2 illustrate
a. 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
called
a. 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. ecosystem
b. community
d. biosphere
12. Green plants are
a. producers.
c. herbivores.
b. consumers.
d. omnivores.
13. What is the original source of almost all the energy in most ecosystems?
a. carbohydrates
c. water
b. 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 called
a. decomposers.
c. autotrophs.
b. omnivores.
d. producers.
2
Name: ________________________
ID: A
16. What is an organism that feeds only on plants called?
a. carnivore
c. omnivore
b. herbivore
d. detritivore
17. All the interconnected feeding relationships in an ecosystem make up a food
a. 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 ecosystem
b. type of soil in the ecosystem
c. number and kinds of predators in the ecosystem
d. concentration of oxygen in the ecosystem
19. Each of the following is an abiotic factor in the environment EXCEPT
a. 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?
3
Name: ________________________
ID: A
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 levels
2) clearly identify each trophic level
3) 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.
4
ID: A
ICS--Quiz 1
Answer Section
MULTIPLE CHOICE
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
D
B
B
C
D
A
B
D
C
D
D
A
B
A
A
B
D
C
A
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
p. 64
p. 64
p. 65
p. 67
p. 67
p. 68
p. 69
p. 70
p. 70
p. 63
p. 63
p. 67
p. 67
p. 68
p. 69
p. 69
p. 70
p. 90
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
1
ID: A
OTHER
22. ANS:
Response varies
PTS: 1
23. ANS:
Answers vary.
PTS: 1
2
Name: ________________________ Class: ___________________ Date: __________
ICS--Quiz 1
Multiple Choice
Identify 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 a
a. 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. omnivore
b. herbivore
d. detritivore
4. Which of the following organisms does NOT require sunlight to live?
a. chemosynthetic bacteria
c. trees
b. algae
d. photosynthetic bacteria
Figure 3–2
5. The trophic levels in Figure 3-2 illustrate
a. 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.
1
ID: B
Name: ________________________
ID: B
6. The branch of biology dealing with interactions among organisms and between organisms and their environment is
called
a. 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 EXCEPT
a. plant life.
c. rainfall.
b. soil type.
d. temperature.
10. Green plants are
a. producers.
c. herbivores.
b. consumers.
d. omnivores.
11. What animals eat both producers and consumers?
a. herbivores
c. chemotrophs
b. omnivores
d. autotrophs
12. All the interconnected feeding relationships in an ecosystem make up a food
a. 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. experimenting
b. observing
d. modeling
Figure 3-1
14. The algae at the beginning of the food chain in Figure 3-1 are
a. 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 ecosystem
b. type of soil in the ecosystem
c. number and kinds of predators in the ecosystem
d. concentration of oxygen in the ecosystem
2
Name: ________________________
ID: B
17. What is the combined portions of Earth called in which all living things exist?
a. biome
c. ecosystem
b. community
d. biosphere
18. What is the original source of almost all the energy in most ecosystems?
a. carbohydrates
c. water
b. sunlight
d. carbon
19. Organisms that obtain nutrients by breaking down dead and decaying plants and animals are called
a. 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.
3
Name: ________________________
ID: B
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 levels
2) clearly identify each trophic level
3) identify and label one Food Chain that includes at least 4 organisms
4
ID: B
ICS--Quiz 1
Answer Section
MULTIPLE CHOICE
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
D
D
B
A
C
D
D
A
A
A
B
D
B
C
B
C
D
B
A
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
p. 70
p. 64
p. 69
p. 68
p. 70
p. 63
p. 67
p. 68
p. 90
p. 67
p. 69
p. 70
p. 65
p. 67
p. 64
p. 90
p. 63
p. 67
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
1
ID: B
OTHER
22. ANS:
Answers vary.
PTS: 1
23. ANS:
Response varies
PTS: 1
2
Name: ________________________ Class: ___________________ Date: __________
ID: C
ICS--Quiz 1
Multiple Choice
Identify 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. experimenting
b. observing
d. modeling
2. Which of the following organisms does NOT require sunlight to live?
a. chemosynthetic bacteria
c. trees
b. algae
d. photosynthetic bacteria
3. Organisms that obtain nutrients by breaking down dead and decaying plants and animals are called
a. 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 ecosystem
b. type of soil in the ecosystem
c. number and kinds of predators in the ecosystem
d. concentration of oxygen in the ecosystem
6. Green plants are
a. 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. ecosystem
b. community
d. biosphere
8. The branch of biology dealing with interactions among organisms and between organisms and their environment is
called
a. economy.
c. recycling.
b. modeling.
d. ecology.
9. All the interconnected feeding relationships in an ecosystem make up a food
a. 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 EXCEPT
a. 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.
1
Name: ________________________
ID: C
13. What is the original source of almost all the energy in most ecosystems?
a. carbohydrates
c. water
b. sunlight
d. carbon
Figure 3–2
14. The trophic levels in Figure 3-2 illustrate
a. 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. chemotrophs
b. omnivores
d. autotrophs
16. A snake that eats a frog that has eaten an insect that fed on a plant is a
a. 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. omnivore
b. herbivore
d. detritivore
2
Name: ________________________
ID: C
Figure 3-1
19. The algae at the beginning of the food chain in Figure 3-1 are
a. 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?
3
Name: ________________________
ID: C
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 levels
2) clearly identify each trophic level
3) identify and label one Food Chain that includes at least 4 organisms
4
ID: C
ICS--Quiz 1
Answer Section
MULTIPLE CHOICE
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
B
A
A
B
C
A
D
D
D
A
A
D
B
C
B
D
D
B
C
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
p. 65
p. 68
p. 69
p. 64
p. 90
p. 67
p. 63
p. 63
p. 70
p. 68
p. 90
p. 67
p. 67
p. 70
p. 69
p. 70
p. 64
p. 69
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
1
ID: C
OTHER
22. ANS:
Answers vary.
PTS: 1
23. ANS:
Response varies
PTS: 1
2
Name: ________________________ Class: ___________________ Date: __________
ICS--Quiz 1
Multiple Choice
Identify 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 ecosystem
b. type of soil in the ecosystem
c. number and kinds of predators in the ecosystem
d. concentration of oxygen in the ecosystem
2. Organisms that obtain nutrients by breaking down dead and decaying plants and animals are called
a. decomposers.
c. autotrophs.
b. omnivores.
d. producers.
Figure 3-1
3. The algae at the beginning of the food chain in Figure 3-1 are
a. consumers.
c. producers.
b. decomposers.
d. heterotrophs.
4. Each of the following is an abiotic factor in the environment EXCEPT
a. plant life.
c. rainfall.
b. soil type.
d. temperature.
5. Green plants are
a. 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 a
a. 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.
1
ID: D
Name: ________________________
ID: D
Figure 3–2
8. The trophic levels in Figure 3-2 illustrate
a. 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
called
a. economy.
c. recycling.
b. modeling.
d. ecology.
10. What is an organism that feeds only on plants called?
a. carnivore
c. omnivore
b. herbivore
d. detritivore
11. What is the original source of almost all the energy in most ecosystems?
a. carbohydrates
c. water
b. 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. ecosystem
b. community
d. biosphere
14. All the interconnected feeding relationships in an ecosystem make up a food
a. interaction.
c. network.
b. chain.
d. web.
2
Name: ________________________
ID: D
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. experimenting
b. observing
d. modeling
18. Which of the following organisms does NOT require sunlight to live?
a. chemosynthetic bacteria
c. trees
b. algae
d. photosynthetic bacteria
19. What animals eat both producers and consumers?
a. herbivores
c. chemotrophs
b. 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.
3
Name: ________________________
ID: D
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 levels
2) clearly identify each trophic level
3) identify and label one Food Chain that includes at least 4 organisms
4
ID: D
ICS--Quiz 1
Answer Section
MULTIPLE CHOICE
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
C
A
C
A
A
D
A
C
D
B
B
D
D
D
D
B
B
A
B
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
REF:
p. 90
p. 69
p. 67
p. 90
p. 67
p. 70
p. 68
p. 70
p. 63
p. 69
p. 67
p. 67
p. 63
p. 70
p. 64
p. 64
p. 65
p. 68
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
1
ID: D
OTHER
22. ANS:
Answers vary.
PTS: 1
23. ANS:
Response varies
PTS: 1
2