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Biol345 Electron Microscopy 2024

Authored by Shakira Shaik

Biology

University

NGSS covered

Used 12+ times

Biol345 Electron Microscopy 2024
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16 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Choose the false statement.

TEM uses electrons that are transmitted through the specimen

TEM results in the formation of 2D images

SEM uses electrons to scan the surface of the specimen by deflection

SEM results in the formation of 2D images

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Electron microscopy is used to view specimens that have a longer/shorter wavelength than light?

Shorter

Longer

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What type of lenses are found in electron microscopes?

Convex

Concave

Electromagnetic

Glass

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Which microscope has a lower operating voltage?

TEM

SEM

5.

OPEN ENDED QUESTION

1 min • 1 pt

The function of the stigmator in a transmission electron microscope is to.....

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6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

Name the electrons released at point A.

Backscatter electrons

Primary electrons

Transmitted electrons

Positively charged electrons

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

Name the lens at point B.

Condenser lens

Anode

Cathode

Objective lens

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