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Prep work quiz week 1

Authored by Beth Freeman-Whalley

Science

University

Used 4+ times

Prep work quiz week 1
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

 

Which is the correct formula for calculating the magnification of an image?

Magnification = Image (measured) divided by actual

Magnification = Image (measured) multiplied by actual

Magnification = Actual divided by image (measured)

Magnification = Actual multiplied by image (measured)

2.

MULTIPLE SELECT QUESTION

45 sec • 5 pts

Which of the following are advantages of electron microscopes over light microscopes?

Lower magnification

Higher magnification

Lower resolution

Higher resolution

3.

MULTIPLE SELECT QUESTION

45 sec • 5 pts

Which of these are disadvantages of an electron microscope?

Higher resolution

Higher magnificaiton

Complex preparation

Large & more expensive

4.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

What is 3 cm in micrometres?

30 μm  

3000 μm

30,000 μm  

300,000 μm

5.

MULTIPLE SELECT QUESTION

45 sec • 5 pts

Why are stains sometimes added to specimens when viewing them under an optical microscope? Choose two answers.

To add contrast

To make them look pretty

To make certain cell structures invisible

To make certain cell structures visible

6.

MULTIPLE SELECT QUESTION

45 sec • 5 pts

When drawing biological diagrams, which rules should be followed?

Shading should be included

Lines can be sketched

Label lines should be separate and not cross over

A title is needed that includes magnification or size

7.

MULTIPLE SELECT QUESTION

45 sec • 5 pts

 

Which parts of a plant cell are NOT present in animal cells?

Cell wall

Chloroplasts

Mitochondria

Large central & permanent vacuole

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