Course 1: Making Yogurt the Scientific Way
12 Questions
Time
01:00:00
(h:m:s)

List of questions

  • A typical gram of yogurt contains more than 1012 viable bacteria.

  • Order these volumes from smallest to largest.

  • What does CFU stand for?

  • Name this piece of lab equipment.

  • About what volume is contained in this tube?

  • What volume of a given 10 mM stock solution is required to make 10 ml of a 10 μM solution?

  • A 5 mL solution contains 5·109 bacteria in total. 10 μL of this solution is added to 990 uL of water.

  • A 5 mL solution contains 5·109 bacteria in total.

  • Around what volume can be held in this tube?

  • A 1 mL volume of yogurt contains 107 live bacteria.

  • About how much water is 100 liters?

  • A bacterial culture was diluted by a factor of 106 and 200 μl was plated on a petri dish.

Course Curriculum