Biology quiz

What does a grafting needle look like?

Which material is not needed in the experiment?

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With the grafting needle you need to make (a)   streaks.

What is the correct work order for the experiment?

1. Absorb a colony

2. Let the grafting needle cool

3. Make parallel streaks

4. Heat the grafting tool

5. 5. Wash the grafting neelde

• 5, 3, 1, 2, 4

• 4, 2, 1, 3

• 1, 4, 3, 5

• 1, 3, 4, 2, 5

What is a liquid substance?

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What are these called?

• bouillon plates

• bouillon agar disks

• bouillon agar plates

• bouillon disks

Which step is missing?

• Let the grafting needle cool

• Wash the grafting needle

• Centrifuge the bouillon agar plates

• Clean the bouillon agar plate

Draw the pendulum movement from the experiment in the circle.

What does it mean to swipe loosely?

• It refers to swiping in a straight line

• To swipe with a relaxed or light touch

• It refers to swiping in a circular motion.

• It means to swipe quickly and firmly

What does it mean to 'incubate' something?

• It means to shake something vigorously.

• It means to freeze something.

• Incubating refers to exposing something to direct sunlight.

• To keep it in a controlled environment.