Biotechnology 7.4 HW

Quiz
•
Science
•
12th Grade
•
Medium
+1
Standards-aligned
Michael Alvetro
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a spectrometer?
To measure the intensity of light that passes through a sample.
To combine light into its component wavelengths.
To emit a unique spectrum of light.
To measure the amount of light emitted off or by a source.
Tags
NGSS.HS-PS4-1
NGSS.HS-PS4-3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which instrument combines a spectrometer and a photometer?
Spectrometer
Photometer
Spectrophotometer
Fluorescence Spectrometer
Tags
NGSS.HS-PS4-3
NGSS.HS-PS4-5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the Nucleic dotMetricTM assay estimate the concentration of?
10 µL DNA samples
1 µL DNA samples
100 µL DNA samples
50 µL DNA samples
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of spectroscopic characterization, what does a sample emit?
Its own unique spectrum of light
Intense UV light
Random wavelengths of light
No light at all
Tags
NGSS.HS-PS4-1
NGSS.HS-PS4-3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is not a typical application of spectrometers?
Measuring the amount of gold in coins and jewelry
Looking for chemical pollutants in the environment
Analyzing food and beverage quality
Diagnosing skin cancer
Tags
NGSS.HS-PS1-2
NGSS.HS-PS4-5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What distinguishes a spectrometer from a spectrophotometer?
A spectrometer measures specific wavelengths of light.
A spectrophotometer measures the light emitted by a source.
A spectrophotometer combines a spectrometer and a photometer.
A spectrometer measures the intensity of light that passes through a sample.
Tags
NGSS.HS-PS4-3
NGSS.HS-PS4-5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of spectrometer is used to detect a compound by its molecular weight?
Infrared Spectrophotometer
Mass Spectrometer
Fluorescence Spectrometer
Nuclear Magnetic Resonance (NMR) Spectroscopy
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