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Review of BIOL150L Midterm Exam

Review of BIOL150L Midterm Exam

Review of BIOL150L Midterm Exam

 

 

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Full name: ____________________

 

 

Multiple Choice Questions (50 x 2 = 100 points)

 

  1. Which of the following is NOT a commonly used unit of length in the metric system?
  2. Micrometer
  3. Nanometer
  4. Centimeter
  5. Electrometer

 

  1. Which objective lens provides the least total magnification?
  2. Oil immersion
  3. Scan
  4. High power
  5. Low power

 

  1. When preparing a wet mount specimen for viewing, the

specimen should be covered with

  1. Transparent tape
  2. Another glass slide
  3. A coverslide
  4. Clean paper. Review of BIOL150L Midterm Exam

 

  1. Using oil immersion is useful because.
  2. oil immersion increases the resolving power of the specimen.
  3. oil immersion can be used on all objectives.
  4. oil immersion increases the magnification of the specimen.
  5. oil immersion does not require special clean up.

 

 

  1. Label the parts of the microscope

 

A series of steps designed to help you solve problems and answer questions

 

The liter is the metric base unit of measurement for

 

 

The metric scale of temperature is Fahrenheit.

 

  1. What is the correct order of the steps in the scientific method?

Ask questions, make a hypothesis, test the hypothesis,

analyze results, draw conclusions, and communicate

results.

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Make a hypothesis, test the hypothesis, analyze the

results, ask a question, draw conclusions, and

communicate results.

New observations, formulating a hypothesis, testing

the hypothesis through experimentation, and reaching   a conclusion.

 

  1. In which circumstance is food and/or beverage allowed in

the laboratory?

 

6       In science, an educated guess is called a/an

 

  1. The purpose of lab safety rules and protocols is to

 

  1. In which step of the scientific method do we want to use graphs

 

  1. If you wanted to know volume of water in a bottle of soda, you would use. Review of BIOL150L Midterm Exam

 

 

  1. If you wanted to measure the distance from here to Salt Lake City, you would use

 

  1. The total magnification of the image is equal to
  2. MagTot
  3. magnification of the objective lens
  4. MagObj x MagOcu
  5. None of the above

 

  1. What is the total magnification of a specimen viewed under high power?

 

 

  1. The ability to distinguish two points as separate points is

 

 

  1. To put out a fire in a person’s clothing, use

 

  1. All of the following are hazards except:
  2. open flames
  3. glass
  4. live animals
  5. gloves

 

  1. The following footwear is best in the laboratory.

 

  1. Which of the following are examples of safety equipment?

 

 

  1. How is the metric system different than the standard United States system?

 

 

.23.  The negative control used in the tests for protein, lipids, sugars, and starch was

 

 

  1. Which reagent is used to detect the presence of starch?

 

  1. Which reagent is used to detect the presence of protein? a.  biuret
  2. iodine
  3. sudan IV

d, Benedict’s

 

  1. Which reagent is used to detect the presence of simple sugars?
  2. sudan IV
  3. Benedict’s
  4. biuret
  5. iodine

 

  1. Which of the following tests requires heating prior to observing results?
  2. iodine test
  3. biuret test
  4. brown paper test
  5. Benedict’s test

 

 

  1. A series of steps designed to help you solve problems and answer questions
  2. A) Hypothesis
  3. B) experiment
  4. C) Observation
  5. D) scientific method

 

 

  1. What is the correct order of the steps in the scientific method?
  2. A) Ask a question, make a hypothesis, test hypothesis,

draw conclusions, analyze results, and communicate

results.Review of BIOL150L Midterm Exam

  1. B) Ask questions, make a hypothesis, test the hypothesis,

analyze results, draw conclusions, and communicate

results.

  1. C) Make a hypothesis, test the hypothesis, analyze the

results, ask a question, draw conclusions, and

communicate results.

  1. D) New observations, formulating a hypothesis, testing

the hypothesis through experimentation, and reaching

a conclusion.

 

27           In science, an educated guess is called a/an

  1. A) Question
  2. B) Conclusion
  3. C)   Hypothesis
  4. D) Observation

 

  1. The purpose of lab safety rules and protocols is to
  2. ensure that the lab stays clean and orderly.
  3. enable students to complete lab assignments and

activities in less time.

  1. protect everyone in the lab from injury and infection.
  2. ensure that the lab activities always produce the

expected results.

 

 

 

  1. In which step of the scientific method do we want to use graphs
  2. A)    analyze data
  3. B) asking questions
  4. C) communicate results
  5. D) make a hypothesis

 

  1. If you were measuring the mass of a fly, you should use
  2. A) grams
  3. B) kilograms
  4. C) liters
  5. D) meters

 

  1. The total magnification of the image is equal to
  2. MagTot
  3. magnification of the objective lens
  4. MagObj x MagOcu
  5. None of the above

 

  1. What is the total magnification of a specimen viewed under high power?
  2.    10X
  3. 40X
  4. 100X
  5. 400X

 

  1. The ability to distinguish two points as separate points is
  2. magnification
  3. resolution
  4. contrast
  5. objectives

 

  1. To put out a fire in a person’s clothing, use
  2. the fire blanket
  3. a handy chemical
  4. the wind from running
  5. the shower

 

  1. All of the following are hazards except:
  2. open flames
  3. glass
  4. live animals
  5. gloves

 

  1. Which of the following are examples of safety equipment?
  2. fire, glass, chemicals
  3. goggles, apron, fire blanket
  4. food, kool aid, candy
  5. none of the above

 

  1. Only laboratories BSL-3 and higher require fire extinguishers, emergency showers and eye wash stations.

 

 

 

  1. When utilizing the scientific method, there are two types of variables. They are.
  2. Dependent and independent variables
  3. X variant and Y variant
  4. Positive and negative
  5. Hypothetical and experimental

 

  1. You do not need to pause to record your data as you perform your experiment. You can go back and estimate the values when the experiment is complete.

 

 

  1. If you wanted to test whether or not a particular pain reliever was effective in the general population, you would need to design an experiment with an experimental group and a control group. What should be the only difference between these two groups?
  2. Treatment: The experimental group should get the pain reliever, and the control group should get a placebo
  3. Sex: The control group would be all women but the experimental group would be all men.
  4. It does not matter what is different between the two groups
  5. Source of pain to be treated: The experimental group should have painful body injuries, but the control group should have headaches. Review of BIOL150L Midterm Exam

 

 

  1. When testing for starch within the potato and onion, the test tube containing potato turned purple while the test tube containing onion turned orange. What can you conclude about the amount of starch in these two vegetables?
  2. Neither the potato nor the onion contained starch.
  3. The potato contained no starch, but the onion did.
  4. The potato contained lower concentration of starch than the onion did.
  5. The potato contained a higher concentration of starch than the onion.

 

  1. While testing an unknown solution a student adds Benedict’s reagent and watches as the contents of the test tube turn green. The student then added amylase and heats the test tube. This causes the contents to turn red. Which of the following conclusions could the student make?
  2. The solution contained only simple sugars.
  3. The solution contained neither simple sugars nor starch.
  4. The solution has both simple sugars and starch.
  5. The solution contained starch only.

 

 

  1. Which classes of macromolecules have a significant role in energy storage?
  2. Proteins
  3. Nucleic acids
  4. Polypeptides
  5. Carbohydrates

 

  1. Which molecule is hydrolyzed (digested) by amylase? a. albumin
  2. glycogen
  3. cellulose
  4. starch

 

  1. Which color change represents a positive reaction for the presence of starch using the iodine test?
  2. color change from blue to brownish-red
  3. color change from green to red
  4. color change from amber to blue/black
  5. color change from blue to red

 

 

  1. The meniscus is
  2. film of water left behind in a container.
  3. volume of water in a container.
  4. base unit of viscosity.
  5. curvature of the water level.
  6. None of the answer choices are correct.

 

  1. Which reagent is used to detect the presence of starch?
  2. phenol red
  3. iodine
  4. biuret
  5.       Sudan IV
  6. Benedict’s

 

 

 

Review of BIOL150L Midterm Exam

 

 

Full name: ____________________

 

 

Multiple Choice Questions (50 x 2 = 100 points)

 

  1. Which of the following is NOT a commonly used unit of length in the metric system?
  2. Micrometer
  3. Nanometer
  4. Centimeter
  5. Electrometer

 

  1. Which objective lens provides the least total magnification?
  2. Oil immersion
  3. Scan
  4. High power
  5. Low power

 

  1. When preparing a wet mount specimen for viewing, the

specimen should be covered with

  1. Transparent tape
  2. Another glass slide
  3. A coverslide
  4. Clean paper.

 

  1. Using oil immersion is useful because.
  2. oil immersion increases the resolving power of the specimen.
  3. oil immersion can be used on all objectives.
  4. oil immersion increases the magnification of the specimen.
  5. oil immersion does not require special clean up.Review of BIOL150L Midterm Exam

 

 

  1. Label the parts of the microscope

 

A series of steps designed to help you solve problems and answer questions

 

The liter is the metric base unit of measurement for

 

 

The metric scale of temperature is Fahrenheit.

 

  1. What is the correct order of the steps in the scientific method?

Ask questions, make a hypothesis, test the hypothesis,

analyze results, draw conclusions, and communicate

results.

Make a hypothesis, test the hypothesis, analyze the

results, ask a question, draw conclusions, and

communicate results.

New observations, formulating a hypothesis, testing

the hypothesis through experimentation, and reaching   a conclusion.

 

  1. In which circumstance is food and/or beverage allowed in

the laboratory?

 

6       In science, an educated guess is called a/an

 

  1. The purpose of lab safety rules and protocols is to

 

  1. In which step of the scientific method do we want to use graphs

 

  1. If you wanted to know volume of water in a bottle of soda, you would use

 

 

  1. If you wanted to measure the distance from here to Salt Lake City, you would use

 

  1. The total magnification of the image is equal to
  2. MagTot
  3. magnification of the objective lens
  4. MagObj x MagOcu
  5. None of the above

 

  1. What is the total magnification of a specimen viewed under high power?

 

 

  1. The ability to distinguish two points as separate points is

 

 

  1. To put out a fire in a person’s clothing, use

 

  1. All of the following are hazards except:
  2. open flames
  3. glass
  4. live animals
  5. gloves

 

  1. The following footwear is best in the laboratory.

 

  1. Which of the following are examples of safety equipment?

 

 

  1. How is the metric system different than the standard United States system?

 

 

.23.  The negative control used in the tests for protein, lipids, sugars, and starch was

 

 

  1. Which reagent is used to detect the presence of starch?

 

  1. Which reagent is used to detect the presence of protein? a.  biuret
  2. iodine
  3. sudan IV

d, Benedict’s. Review of BIOL150L Midterm Exam

 

  1. Which reagent is used to detect the presence of simple sugars?
  2. sudan IV
  3. Benedict’s
  4. biuret
  5. iodine

 

  1. Which of the following tests requires heating prior to observing results?
  2. iodine test
  3. biuret test
  4. brown paper test
  5. Benedict’s test

 

 

  1. A series of steps designed to help you solve problems and answer questions
  2. A) Hypothesis
  3. B) experiment
  4. C) Observation
  5. D) scientific method

 

 

  1. What is the correct order of the steps in the scientific method?
  2. A) Ask a question, make a hypothesis, test hypothesis,

draw conclusions, analyze results, and communicate

results.

  1. B) Ask questions, make a hypothesis, test the hypothesis,

analyze results, draw conclusions, and communicate

results.

  1. C) Make a hypothesis, test the hypothesis, analyze the

results, ask a question, draw conclusions, and

communicate results.

  1. D) New observations, formulating a hypothesis, testing

the hypothesis through experimentation, and reaching

a conclusion.

 

27           In science, an educated guess is called a/an

  1. A) Question
  2. B) Conclusion
  3. C)   Hypothesis
  4. D) Observation

 

  1. The purpose of lab safety rules and protocols is to
  2. ensure that the lab stays clean and orderly.
  3. enable students to complete lab assignments and

activities in less time.

  1. protect everyone in the lab from injury and infection.
  2. ensure that the lab activities always produce the

expected results.

 

 

 

  1. In which step of the scientific method do we want to use graphs
  2. A)    analyze data
  3. B) asking questions
  4. C) communicate results
  5. D) make a hypothesis

 

  1. If you were measuring the mass of a fly, you should use
  2. A) grams
  3. B) kilograms
  4. C) liters
  5. D) meters

 

  1. The total magnification of the image is equal to
  2. MagTot
  3. magnification of the objective lens
  4. MagObj x MagOcu
  5. None of the above

 

  1. What is the total magnification of a specimen viewed under high power?
  2.    10X
  3. 40X
  4. 100X
  5. 400X

 

  1. The ability to distinguish two points as separate points is
  2. magnification
  3. resolution
  4. contrast
  5. objectives

 

  1. To put out a fire in a person’s clothing, use
  2. the fire blanket
  3. a handy chemical
  4. the wind from running
  5. the shower

 

  1. All of the following are hazards except:
  2. open flames
  3. glass
  4. live animals
  5. gloves

 

  1. Which of the following are examples of safety equipment?
  2. fire, glass, chemicals
  3. goggles, apron, fire blanket
  4. food, kool aid, candy
  5. none of the above

 

  1. Only laboratories BSL-3 and higher require fire extinguishers, emergency showers and eye wash stations.Review of BIOL150L Midterm Exam

 

 

 

  1. When utilizing the scientific method, there are two types of variables. They are.
  2. Dependent and independent variables
  3. X variant and Y variant
  4. Positive and negative
  5. Hypothetical and experimental

 

  1. You do not need to pause to record your data as you perform your experiment. You can go back and estimate the values when the experiment is complete.

 

 

  1. If you wanted to test whether or not a particular pain reliever was effective in the general population, you would need to design an experiment with an experimental group and a control group. What should be the only difference between these two groups?
  2. Treatment: The experimental group should get the pain reliever, and the control group should get a placebo
  3. Sex: The control group would be all women but the experimental group would be all men.
  4. It does not matter what is different between the two groups
  5. Source of pain to be treated: The experimental group should have painful body injuries, but the control group should have headaches

 

 

  1. When testing for starch within the potato and onion, the test tube containing potato turned purple while the test tube containing onion turned orange. What can you conclude about the amount of starch in these two vegetables?
  2. Neither the potato nor the onion contained starch.
  3. The potato contained no starch, but the onion did.
  4. The potato contained lower concentration of starch than the onion did.
  5. The potato contained a higher concentration of starch than the onion.

 

  1. While testing an unknown solution a student adds Benedict’s reagent and watches as the contents of the test tube turn green. The student then added amylase and heats the test tube. This causes the contents to turn red. Which of the following conclusions could the student make?
  2. The solution contained only simple sugars.
  3. The solution contained neither simple sugars nor starch.
  4. The solution has both simple sugars and starch.
  5. The solution contained starch only.

 

 

  1. Which classes of macromolecules have a significant role in energy storage?
  2. Proteins
  3. Nucleic acids
  4. Polypeptides
  5. Carbohydrates

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  1. Which molecule is hydrolyzed (digested) by amylase? a. albumin
  2. glycogen
  3. cellulose
  4. starch

 

  1. Which color change represents a positive reaction for the presence of starch using the iodine test?
  2. color change from blue to brownish-red
  3. color change from green to red
  4. color change from amber to blue/black
  5. color change from blue to red

 

 

  1. The meniscus is
  2. film of water left behind in a container.
  3. volume of water in a container.
  4. base unit of viscosity.
  5. curvature of the water level.
  6. None of the answer choices are correct.Review of BIOL150L Midterm Exam

 

  1. Which reagent is used to detect the presence of starch?
  2. phenol red
  3. iodine
  4. biuret
  5.       Sudan IV
  6. Benedict’s. Review of BIOL150L Midterm Exam

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