7th Grade 2017 Second Semester Final Exam

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1. The brightly-colored, structures that surround and hold a flower are called:

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7th Grade 2017 Second Semester Final Exam - Quiz

Global Plant Life

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2. Ecologists use the birth and death rates to calculate a population's growth rate, the rate the population is changing. The birth rate (b) minus the death rate (d) equals the growth rate (g). So, B-D=G  Based on this formula: a population of rabbits with an average of 760 births and 227 deaths has a growth rate of _________ per year:

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3. Counting all the members of a ___________ is a method of __________________. 

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4. If the death rate in a population is greater than the birth rate:

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5. What does the basic formula for mark and recapture mean?

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6. What does a negative growth rate mean?

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7. Population can change in size when:

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8. The study of the living things and how they interact is called: 

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9. An organism that makes it own food is known as:

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10. Ecosystem organisms that break down wastes and dead organisms and return the raw materials to the ecosystem are:

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11. Identify each labeled part of the dicot seed anatomy:  Part  # 8

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12. The embryonic-first seed leaves are called:

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13. The scientific name of a Wisconsin Fast Plant are called:

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14. Identify the Flowering Plant Parts - E Not all words will be used.

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15. Identify the Flowering Plant Parts - MNot all words will be used.

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16. A biome is:

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17. Changes in population may occur when a group moves into a population. This is called:

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18. Use the graph to answer the question about changes in the squirrel population. Over which time period(s) did the population increase?

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19. Use the graph to answer the changes in squirrel population questions. What was the size of the population the year the number of squirrels reached its lowest point?

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20. Identify this method of estimating populations:  Red wolves are tagged, released and checked systematically.

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21. In general, which is a true statement about population size:

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22. The largest population that an area can support is called:

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23. When groups leave or are separated from their organism population to pursue a need, it is called:

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24. An organism that obtains energy by feeding on other organisms is:

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25. This is the the source of all food in an ecosystem:

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26. What is a biome?

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27. The part of the flower that holds up the pollen producing part are called:

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28. What is climate?

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29. All of the following are examples of limiting factors for populations except:

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30. Suppose a population of 50 mice has produced 175 young.  If 159 mice died, how many mice are now in the population?   (Assume for this question that no mice have moved into or out of the population for other reasons).  

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31. Identify: What day is this image in the Wisconsin Fast Plant cycle?How do you know?

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32. A diagram that shows how much energy is available at each feeding level in an ecosystem is:

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33. As you move up the food pyramid the amount of energy available to transfer is:

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34. Identify each labeled part of the dicot seed anatomy:   Part  # 7

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35. Flowering plants are called:

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36. The tip of a flower's male reproductive organ, contains pollen are called:

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37. Identify the Flowering Plant Parts - C Not all words will be used.

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38. Identify the Flowering Plant Parts - D Not all words will be used.

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39. Identify the Flowering Plant Parts - G Not all words will be used.

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40. Identify the Flowering Plant Parts - H Not all words will be used.

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41. Identify the Flowering Plant Parts - I Not all words will be used.

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42. When might an ecologist use indirect observation to estimate a population?

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43. One method of estimating population size is to count the number of organisms in a small area. This gives a _________ number and then apply multiples of that area to the larger area to estimate the population.

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44. A mouse, raccoon and hawk are all members of the same:

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45. All of the following are examples of limiting factors except:

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46. Identify the Flowering Plant Parts - B Not all words will be used.

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47. An environmental factor that causes a population to decrease is a ____________.

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48. Use the graph to answer the questions about the changes in squirrel population. Look carefully at the changes over time.Which year did the squirrel population decrease the most from the previous year?

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49. The number of individuals in an area of a specific size:

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50. Identify each labeled part of the dicot seed anatomy:   Part  # 5

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51. Identify the Flowering Plant Parts - A Not all words will be used.

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52. Identify the Flowering Plant Parts - KNot all words will be used.

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53. There usually are few organisms at the highest level of a food web because:

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54. Identify each labeled part of the dicot seed anatomy:   Part  # 2

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55. Plant with two embryonic leaves are called:

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56. Identify the Flowering Plant Parts - F Not all words will be used.

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57. Identify: C6H12O6 in the photosynthesis equation:                  SunlightCO2 + H2O   →   C6H12O6 + O2

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58. A place that provides the things organisms need to survive is:

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59. Identify the Flowering Plant Parts - LNot all words will be used.

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60. Identify each labeled part of the dicot seed anatomy:   Part  # 6

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61. Identify the Flowering Plant Parts - JNot all words will be used.

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62. Think about the biome you researched. A biome is defined and determined by these two climate factors:

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63. What energy role is filled by the first organism in a food chain?

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64. A freshwater creek or pond has a muddy bottom which is home to different types of algae and other organisms. Many species of fish feed on this algae, which of the following is an abiotic factor of this ecosystem:

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65. The living parts of a habitat are:

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66. Identify each labeled part of the dicot seed anatomy:   Part  # 4

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67. Identify each labeled part of the dicot seed anatomy:   Part  # 1

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68. Identify: What day is this image in the Wisconsin Fast Plant cycle?
How do you know?

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69. Counting fiddler crab holes on the tidal flats on an island is a _____________________ method of determining fiddler crabs populations.

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70. Living things that obtain food, water, shelter, and other necessities to live, grow and reproduce from their environment are called: 

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71. The female reproductive cell is called a/an:

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72. Identify each labeled part of the dicot seed anatomy:   Part  # 3

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73. Review the diagram. Answer the question below the diagram:  Suppose 10,000 units of energy are available at the level of the grasses and trees.  What is the total number of energy units lost by the time energy reaches the raptor?

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74. Two common decomposers are:

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75. Identify the approximate age of this Wisconsin Fast Plant:

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The brightly-colored, structures that surround and hold a flower are...
Ecologists use the birth and death rates to calculate a...
Counting all the members of a ___________ is a method...
If the death rate in a population is greater than the birth rate:
What does the basic formula for mark and recapture mean?
What does a negative growth rate mean?
Population can change in size when:
The study of the living things and how they interact is called: 
An organism that makes it own food is known as:
Ecosystem organisms that break down wastes and dead organisms and...
Identify each labeled part of the dicot seed anatomy:...
The embryonic-first seed leaves are called:
The scientific name of a Wisconsin Fast Plant are called:
Identify the Flowering Plant Parts - E Not all words will be...
Identify the Flowering Plant Parts - MNot all words will be used.
A biome is:
Changes in population may occur when a group moves into a population....
Use the graph to answer the question about changes in the squirrel...
Use the graph to answer the changes in squirrel population questions....
Identify this method of estimating populations:  ...
In general, which is a true statement about population size:
The largest population that an area can support is called:
When groups leave or are separated from their organism population to...
An organism that obtains energy by feeding on other organisms is:
This is the the source of all food in an ecosystem:
What is a biome?
The part of the flower that holds up the pollen producing part are...
What is climate?
All of the following are examples of limiting factors for populations...
Suppose a population of 50 mice has produced 175 young.  ...
Identify: What day is this image in the Wisconsin Fast Plant cycle?How...
A diagram that shows how much energy is available at each feeding...
As you move up the food pyramid the amount of energy available to...
Identify each labeled part of the dicot seed anatomy:...
Flowering plants are called:
The tip of a flower's male reproductive organ, contains pollen are...
Identify the Flowering Plant Parts - C Not all words will be...
Identify the Flowering Plant Parts - D Not all words will be...
Identify the Flowering Plant Parts - G Not all words will be...
Identify the Flowering Plant Parts - H Not all words will be...
Identify the Flowering Plant Parts - I Not all words will be...
When might an ecologist use indirect observation to estimate a...
One method of estimating population size is to count the number of...
A mouse, raccoon and hawk are all members of the same:
All of the following are examples of limiting factors except:
Identify the Flowering Plant Parts - B Not all words will be...
An environmental factor that causes a population to decrease is a...
Use the graph to answer the questions about the changes in squirrel...
The number of individuals in an area of a specific size:
Identify each labeled part of the dicot seed anatomy:...
Identify the Flowering Plant Parts - A Not all words will be...
Identify the Flowering Plant Parts - KNot all words will be used.
There usually are few organisms at the highest level of a food web...
Identify each labeled part of the dicot seed anatomy:...
Plant with two embryonic leaves are called:
Identify the Flowering Plant Parts - F Not all words will be...
Identify: C6H12O6 in the photosynthesis equation:   ...
A place that provides the things organisms need to survive is:
Identify the Flowering Plant Parts - LNot all words will be used.
Identify each labeled part of the dicot seed anatomy:...
Identify the Flowering Plant Parts - JNot all words will be used.
Think about the biome you researched. A biome is defined and...
What energy role is filled by the first organism in a food chain?
A freshwater creek or pond has a muddy bottom which is home to...
The living parts of a habitat are:
Identify each labeled part of the dicot seed anatomy:...
Identify each labeled part of the dicot seed anatomy:...
Identify: What day is this image in the Wisconsin Fast Plant cycle?How...
Counting fiddler crab holes on the tidal flats on an island is a...
Living things that obtain food, water, shelter, and other necessities...
The female reproductive cell is called a/an:
Identify each labeled part of the dicot seed anatomy:...
Review the diagram. Answer the question below the diagram: ...
Two common decomposers are:
Identify the approximate age of this Wisconsin Fast Plant:
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