Download plant / animal / both

Name: _________________________________________________ Period: ______________
Due Date: ___________________________________________________________________
Study Guide for Science Midterm Exam
1. What do the following types of scientists study?
 Biologist study: ____________________________________________________
 Geology study: ____________________________________________________
 Physicists study: ___________________________________________________
2. What is the definition of a scientific law?
3. What is the definition of a scientific theory?
4. What is the difference between an observation and an inference?
5. Write a good hypothesis for the following statements.
 The cooler the temperature in a lake, the more oxygen the water holds. Daniel
notices that he catches more fish in a lake that is cooler than 55 degrees. He
wants to conduct a study so he can catch the most fish possible this year.
 Melissa raises crickets at her pet store that she sells for reptile food. She thinks
that crickets chirp more often when the temperature gets warmer. She decides to
conduct an experiment to prove her theory.
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6. Create a flow map to show the steps in the scientific method.
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7. What is repetition? Give an example.
8. What is replication? Give an example.
9. What is a test (independent) variable?
10. What is an outcome (dependent) variable?
11. What is a constant?
Read the following scenarios and answer the questions below.
 The amount of pollution produced by cars was measured for cars using gasoline
containing different amounts of lead.
12. what is the test (independent) variable?
13. What is the outcome (dependent) variable?
 Grass will grow taller if it is watered a great deal and if it is fertilized.
14. what is the test (independent) variable?
15. What is the outcome (dependent) variable?
16. When do you use a bar graph to show data?
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17. When do you use a line graph?
18. List the 6 things an object MUST possess to be considered alive.
19. What is Taxonomy?
20. List the 8 levels of the modern classification system for living things.
21. Write the mnemonic device (sentence) that you will use to remember the above
classification system.
22. What are the 3 domains?
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23. Dichotomous Keys Using Smiley Faces - Instructions: Use the key below to identify
the species name of each of the smileys below and write the name under the
picture
1. Teeth visible ....................go to 2
__________________ __________________ __________________ __________________ ________________
__________________ __________________ __________________ __________________ ________________
.....Teeth not visible .................go to 4
2. Has a wide, toothy smile .......Smilus toothyus
....Is not smiling ......................go to 3
3. Visibly crying .................Smilus dramaticus
.... Frowning .......................Smilus upsettus
4. Eyes are symmetrical .... go to 5
....Eyes not symmetrical .....go to 8
5. Eyes shaped like hearts ..... Smilus valentinus
....Eyes are shaped as ovals .....go to 6
6. Smiling, happy face ...... Smilus traditionalis
.....Not happy, frowning or other .....go to 7
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7. Mouth curved down, frowning .... Smilus saddus
.... Mouth is a small circle .................Smilus suprisus
8. Has a pirate eye patch ...............Smilus piratus
....Does not have eye patch ............ go to 9
9. One eye is much larger than the other eye ...... Smilus mutatus
One eye is winking .................Smilus winkus
24. What are the 3 parts of Cell Theory?
25. Fill in the table below comparing Prokaryotic and Eukaryotic Cells.
Prokaryotic Cell
DNA
Levels of organization
organelles
size
26. Define osmosis.
27. Define diffusion.
Fill in the chart below
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Eukaryotic Cell
Organelle
Function
located in (circle)
Cell Membrane
plant / animal / both
Cell Wall
plant / animal / both
cytoplasm
plant / animal / both
Nucleus
plant / animal / both
Ribosome
plant / animal / both
Smooth ER
plant / animal / both
Rough ER
plant / animal / both
Lysosomes
plant / animal / both
Mitochondria
plant / animal / both
Chloroplasts
plant / animal / both
Golgi Apparatus
plant / animal / both
Vacuoles
plant / animal / both
28. Identify the following organelles in the cell below:
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





nucleus
cell membrane
smooth ER
rough ER
mitochondria
Golgi Apparatus
29. what is homeostasis?
30. Give two examples of homeostasis:
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31. Fill in the flow map with the levels of organization of a living thing.
32. What is the purpose of the DNA?
33. What is the cell cycle?
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34. What is Mitosis?
35. Label the image below with the phases of Mitosis.
36. Fill in the chart below comparing Mitosis to Meiosis.
Mitosis
Characteristics
Number of chromosomes in a
parent cell
number of nuclear division
number of daughter cells
produced
chromosomes number in
daughter cells
function of cell
37. Label the images of meiosis
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Meiosis
38. What is a chromosome?
39. How are genes and alleles related?
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40. What is a trait? Give an example.
41. What is the relationship between heredity and genetics?
42. Who is Gregor Mendel and what did he do?
43. What is the difference between a dominate and recessive trait?
44. What is a genotype? Give an example.
45. What is a phenotype? Give an example.
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46. Create a Punnett Square to cross a TT (tall) plant with a tt (short) plant. Then answer the
questions below.
 What is the percent of the plants that are tall? _____________________________
 List the different genotypes for the offspring above: _________________________
47. Create a Punnett Square to cross a Bb (brown) haired rabbit with a Bb (brown ) hair
rabbit.
 How many rabbits will have brown hair? _________________________________
 What percent of the rabbits will be white haired? ___________________________
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48. Genetics Practice Problems Worksheet
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49. Describe the difference between a purebred and a hybrid.
50. Use the pedigree below to answer the following questions:
 What is the genotype of person A?
a. Bb
b. BB
c. bb
d. cannot be determined from the given information
 What is the most likely genotype of person B?
a. Bb
b. BB
c. bb
d. Cannot be determined from the information given
51. What are the 5 different methods that fossils are formed?
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52. What is the fossil record?
53. State the Law of Superposition.
54. Circle the layer above is the oldest layer. 1
2
3
4
5
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55. Circle the layer above that is the newest layer. 1
2
3
4
5
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FCAT Practice Problems
56. Structures in the human body work together to perform specific functions. The diagram
below shows the organization of structures found in the human body.
A picture of which of the following structures belongs in the box above?
A. cell
B. organ
C. organelle
D. tissue
57. Plant cells are different from animal cells. The diagram below identifies four different
structures in a plant cell. Compared to the structures in an animal cell, which of the
following structures is found only in a plant cell?
A. Mitochondrion
B. Cell Wall
C. Cytoplasm
D. Nucleus
58. The gene for curled ears (C) is dominant over the gene for straight ears (c). The picture
below shows a cat with curled ears (Cc) and a cat with straight ears (cc).
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What
percent of the offspring are
expected to have curled ears as a
a cross between the cats shown?
result of
A. 100
B. 75
C. 50
D. 25
59. A certain reptile species is a herbivore and exists only on an isolated island. Which of the
following would most likely result in the extinction of the reptile species over a period of
twenty thousand years?
A. The reptile species produces many offspring with many unique traits, and the
vegetation remains constant.
B. The reptile species produces few offspring with some unique traits, and the
vegetation remains constant.
C. The reptile species produces few offspring with no unique traits, and the
vegetation changes quickly.
D. The reptile species produces many offspring with some unique traits, and the
vegetation changes slowly.
60. The cell theory applies to all organisms, including the five shown below. Which of the
following statements describes how these organisms are an example of the cell theory?
A. The organisms have cells that lack a nucleus.
B. The organisms are made of one or more cells.
C. The cells of the organisms undergo photosynthesis.
D. The cells of the organisms are identical to each other.
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