science 7

science 7

7th Grade

15 Qs

quiz-placeholder

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science 7

science 7

Assessment

Quiz

Others

7th Grade

Practice Problem

Hard

Created by

Jonalyn Taa

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the function of the eyepiece in a microscope?

The eyepiece adjusts the stage height.

The eyepiece focuses light onto the specimen.

The eyepiece magnifies the image for viewing.

The eyepiece controls the light intensity.

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Name the part of the microscope that holds the slides in place.

stage

lens

arm

base

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What type of microscope uses visible light to magnify specimens?

Confocal microscope

Fluorescence microscope

Electron microscope

Light microscope

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the main difference between a compound microscope and a stereo microscope?

A compound microscope is designed for outdoor use, while a stereo microscope is meant for laboratory settings.

A compound microscope has a single lens, whereas a stereo microscope has multiple lenses for higher magnification.

A compound microscope is used for viewing living organisms, while a stereo microscope is used for dead specimens.

The main difference is that a compound microscope provides high magnification for small specimens, while a stereo microscope offers a 3D view for larger specimens.

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

How does the objective lens affect the magnification of a specimen?

The objective lens is solely responsible for the illumination of the specimen.

The objective lens directly influences the magnification by its focal length and numerical aperture.

The objective lens only affects the color of the specimen.

The objective lens has no impact on the overall image quality.

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the purpose of the stage in a microscope?

To hold and support the specimen for observation.

To adjust the focus of the microscope.

To illuminate the specimen from below.

To magnify the specimen for better visibility.

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What type of microscope is used to view very small structures like viruses?

Light microscope

Fluorescence microscope

Confocal microscope

Electron microscope

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