Answer Options:
Linear Extension
Magnification
Resolution
Close Proximity
Answer: Resolution
Question: Which of the following regulates the amount of light passing through the slide specimen on the microscope stage?
Answer: iris diaphragm
Question: How many calories in one kilocalorie?
Answer Options:
1000
200
100
10
Answer: 1000
Question: The color of the protein solution depends on the interaction between the protein and _____.
Answer Options:
Protons
Photons
Electrons
Neutrons
Answer: Protons
Question: Resolution is the ability to see two objects as separate.
Answer Options:
True
False
Answer: True
Question: Pick the choice that fits.
100mL = _____ L
Answer Options:
100000, 0.1
1000, 0.1
1000, 2
1000, 1
Answer: 0.1
Question: What type of metal is present in the salts that make up the detection reagent in this experiment?
Answer Options:
Zinc
Magnesium
Copper
Iron
Answer: Copper
Question: The Liter is the base unit of measure of volume.
Answer Options:
True
False
Answer: True
Question: Foods yield different amounts of energy based on their composition. How many kcal are obtained from one gram of protein?
Answer Options:
7
4
9
5
Answer: 4
Question: What is a spectrophotometer?
Answer Options:
An instrument used to measure the acidity/alkalinity of liquid samples.
An instrument used to measure the conductivity of electrical current through fluids.
An instrument used to measure the amount of light absorbed by liquid samples.
An instrument used to measure the density of liquid samples.
Answer: An instrument used to measure the amount of light absorbed by liquid samples.
Question: Match the objective with the total magnification
The red-striped objective (the shortest objective) faces the stage.
The yellow striped (second shortest) objective faces the stage.
The blue striped (second longest objective) faces the stage.
The white striped, longest objective faces the stage.
Answer: s:
Total magnification is 40x time.
Total magnification is 100x or 10x.
Total magnification is 400x or 40x.
Total magnification is 1000x or 100x.
Question: Which of the following regulates the amount of light passing through the slide specimen on the microscope stage?
Answer Options:
ocular lens
iris diaphragm
mechanical stage
objective lens
Answer: iris diaphragm
Question: The scientific method is an objective approach to solving a problem. It is a 5-step process. Select the correct processes arranged in the correct order.
Answer Options:
Observation, Hypothesis, Experiment, Analysis, Conclusion
Hypothesis, Experiment, Observation, Analysis, Conclusion
Observation, Hypothesis, Analysis, Experiment, Conclusion
Hypothesis, Observation, Experiment, Analysis, Conclusion
Answer: Observation, Hypothesis, Experiment, Analysis, Conclusion
Question: In this lab exercise, protein content of a solution is measured using this assay.
Answer Options:
Protease assay
Biuret assay
Bicinchoninic acid (BCA) assay
PCR assay
Answer: Biuret assay
Question: Foods yield different amounts of energy based on their composition. How many kcal are obtained from one gram of fat?
Answer Options:
7
4
9
5
Answer: 9