Plants & the atmosphere

In this lesson we will describe how carbon dioxide and oxygen levels have changed over the Earth’s history and explain how plants have affected the levels of oxygen and carbon dioxide in the atmosphere. We will finish by describing and explaining the impact of recent human activities on carbon dioxide levels.

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!

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Q1.What procedure did George Washington Carver tell farmers to do?

1/7

Q2.What did he tell them to plant in the cotton fields when they weren't being used?

2/7

Q3.What moved into the root hair cells by active transport?

3/7

Q4.By which process do minerals enter the root hair cells?

4/7

Q5.Define active transport

5/7

Q6.Revision: From which organelle is this energy released?

6/7

Q7.Revision: What are the two products of photosynthesis?

7/7

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!

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Q1.What procedure did George Washington Carver tell farmers to do?

1/7

Q2.What did he tell them to plant in the cotton fields when they weren't being used?

2/7

Q3.What moved into the root hair cells by active transport?

3/7

Q4.By which process do minerals enter the root hair cells?

4/7

Q5.Define active transport

5/7

Q6.Revision: From which organelle is this energy released?

6/7

Q7.Revision: What are the two products of photosynthesis?

7/7

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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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:

Plants & The Atmosphere

This quiz will test your knowledge of content covered in this lesson as well as recap prior learning.

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Q1.Respiration leads to the release of...

1/7

Q2.What has happened to the levels of carbon dioxide over millions of years?

2/7

Q3.What has happened to the levels of oxygen over millions of years?

3/7

Q4.What process has led to this increase in oxygen?

4/7

Q5.Which of these WILL NOT cause an increase in carbon dioxide levels?

5/7

Q6.Revision: What is the name of the tube which carries sugars around the plant?

6/7

Q7.Revision: What is the name of the process by which water moves water around the plant?

7/7

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:

Plants & The Atmosphere

This quiz will test your knowledge of content covered in this lesson as well as recap prior learning.

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Q1.Respiration leads to the release of...

1/7

Q2.What has happened to the levels of carbon dioxide over millions of years?

2/7

Q3.What has happened to the levels of oxygen over millions of years?

3/7

Q4.What process has led to this increase in oxygen?

4/7

Q5.Which of these WILL NOT cause an increase in carbon dioxide levels?

5/7

Q6.Revision: What is the name of the tube which carries sugars around the plant?

6/7

Q7.Revision: What is the name of the process by which water moves water around the plant?

7/7

Lesson summary: Plants & the atmosphere

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