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Laboratory Mathematics: Practice Questions

Number of questions: 300

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About these practice questions

Need Laboratory Mathematics practice? You've come to the right place!

This page contains 300 practice questions divided into the eleven sections: 1. Units of Measurement, 2. Significant Digits and Rounding, 3. Exponents and Logarithms, 4. Moles, 5. General Chemistry, 6. Solution Preparation and Dilutions, 7. pH, 8. Temperature, 9. Statistics, 10. Hematology, and 11. Clinical Chemistry.

Sections

  1. Units of Measurement
  2. Significant Digits and Rounding
  3. Exponents and Logarithms
  4. Moles
  5. General Chemistry
  6. Solution Preparation and Dilutions
  7. pH
  8. Temperature
  9. Statistics
  10. Hematology
  11. Clinical Chemistry

Section 1: Units of Measurement

1.1) What does the unit mg describe?
  1. Length
  2. Mass
  3. Time
  4. Volume
Answers are locked. Please click here to buy them. 1.2) Which of these units is the smallest?
  1. Meter
  2. Micrometer
  3. Millimeter
  4. Nanometer
Answers are locked. Please click here to buy them. 1.3) What is the SI unit for volume?
  1. Cubic decimeter
  2. Cubic meter
  3. Liter
  4. Milliliter
Answers are locked. Please click here to buy them. 1.4) Which of these units is the largest?
  1. Gram
  2. Kilogram
  3. Microgram
  4. Milligram
Answers are locked. Please click here to buy them. 1.5) What is the basic metric unit for mass?
  1. Gram
  2. Liter
  3. Pascal
  4. Pound
Answers are locked. Please click here to buy them. 1.6) What is the basic metric unit for measuring length?
  1. Foot
  2. Inch
  3. Meter
  4. Meter cubed
Answers are locked. Please click here to buy them. 1.7) What does the prefix kilo- mean?
  1. 10
  2. 100
  3. 1,000
  4. 10,000
Answers are locked. Please click here to buy them. 1.8) What does the prefix centi- mean?
  1. 1/10
  2. 1/100
  3. 1/1,000
  4. 1/1,000,000
Answers are locked. Please click here to buy them. 1.9) What does the prefix nano- mean?
  1. 1 hundredth
  2. 1 thousandth
  3. 1 millionth
  4. 1 billionth
Answers are locked. Please click here to buy them. 1.10) What is the abbreviation for moles?
  1. ml
  2. mo
  3. mol
  4. z
Answers are locked. Please click here to buy them. 1.11) What does the symbol μ represent in measurements?
  1. 10⁹
  2. 10⁻³
  3. 10⁻⁶
  4. 10⁻⁹
Answers are locked. Please click here to buy them. 1.12) What is the abbreviation for centi-?
  1. c
  2. cent
  3. ci
  4. cm
Answers are locked. Please click here to buy them. 1.13) What is the abbreviation for microgram?
  1. Mig
  2. Migs
  3. mcg
  4. mg
Answers are locked. Please click here to buy them. 1.14) Which prefix means 10⁻⁶?
  1. Centi-
  2. Kilo-
  3. Micro-
  4. Nano-
Answers are locked. Please click here to buy them. 1.15) What number is a mole?
  1. 10⁴²
  2. 2.71828
  3. 3.14159
  4. 6 × 10²³
Answers are locked. Please click here to buy them. 1.16) What are cubic decimeters more commonly known as?
  1. Grams
  2. Liters
  3. Meters cubed
  4. Moles
Answers are locked. Please click here to buy them. 1.17) Which prefix means 0.001?
  1. Micro-
  2. Centi-
  3. Pico-
  4. Milli-
Answers are locked. Please click here to buy them. 1.18) Which is the correct order from largest to smallest?
  1. Millimeter, micrometer, nanometer
  2. Nanometer, millimeter, micrometer
  3. Micrometer, millimeter, nanometer
  4. Micrometer, nanometer, millimeter
Answers are locked. Please click here to buy them. 1.19) Parts per million (ppm) can also be expressed as:
  1. cm³
  2. dm³
  3. mL/billion
  4. mg/L
Answers are locked. Please click here to buy them.

Section 2: Significant Digits and Rounding

Section 3: Exponents and Logarithms

Section 4: Moles

Section 5: General Chemistry

Section 6: Solution Preparation and Dilutions

Section 7: pH

Section 8: Temperature

Section 9: Statistics

Section 10: Hematology

Section 11: Clinical Chemistry

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