Unicellular organisms

This lesson looks at the definition of unicellular organisms, exploring their structure and outlining the dangers and uses of different types of unicellular organisms.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.Which of the following is the first stage to using a microscope?

1/5

Q2.Name the part of the microscope which moves the stage up and down.

2/5

Q3.A student looks through an eyepiece which magnifies by 10x and on objective lens 4x. What is the total magnification?

3/5

Q4.What is the purpose of the fine focusing knob?

4/5

Q5.A student looks at a moth under a microscope. The moth is 110 mm and the microscope magnifies the images 10x. What is the image size of the moth under the microscope? HINT: use the image size = actual size x magnification equation.

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.Which of the following is the first stage to using a microscope?

1/5

Q2.Name the part of the microscope which moves the stage up and down.

2/5

Q3.A student looks through an eyepiece which magnifies by 10x and on objective lens 4x. What is the total magnification?

3/5

Q4.What is the purpose of the fine focusing knob?

4/5

Q5.A student looks at a moth under a microscope. The moth is 110 mm and the microscope magnifies the images 10x. What is the image size of the moth under the microscope? HINT: use the image size = actual size x magnification equation.

5/5

Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

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  • Click "Next" to view the activity

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Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Unicellular organisms

This is a quiz to assess what you have learnt in the lesson on unicellular organisms

Q1.Which of the following is the correct definition of a unicellular organism?

1/5

Q2.Which of the following is not a structure shared by both yeast cells and bacteria cells?

2/5

Q3.Which of the following is a use of fungus?

3/5

Q4.What is the function of cytoplasm found in cells?

4/5

Q5.Which of the following is not an example of a unicellular organism

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Unicellular organisms

This is a quiz to assess what you have learnt in the lesson on unicellular organisms

Q1.Which of the following is the correct definition of a unicellular organism?

1/5

Q2.Which of the following is not a structure shared by both yeast cells and bacteria cells?

2/5

Q3.Which of the following is a use of fungus?

3/5

Q4.What is the function of cytoplasm found in cells?

4/5

Q5.Which of the following is not an example of a unicellular organism

5/5

Lesson summary: Unicellular organisms

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