Revision (Part 1)

In this lesson we recap lessons 1 - 6 including food chains and webs, pyramid of numbers, bioaccumulation and estimating populations using quadrats.

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.What is interdependence?

1/6

Q2.What is described as the range of living organisms in a place?

2/6

Q3.Is it better to have a high or low biodiversity?

3/6

Q4.Which ecosystem has the highest biodiversity?

4/6

Q5.Select three things that would decrease biodiversity.

Select three (3) boxes

5/6

Q6.Why are field margins and hedgerows are important in maintaining biodiversity?

6/6

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.What is interdependence?

1/6

Q2.What is described as the range of living organisms in a place?

2/6

Q3.Is it better to have a high or low biodiversity?

3/6

Q4.Which ecosystem has the highest biodiversity?

4/6

Q5.Select three things that would decrease biodiversity.

Select three (3) boxes

5/6

Q6.Why are field margins and hedgerows are important in maintaining biodiversity?

6/6

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:

  • Click "Close Video"
  • Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

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:

Revision 1

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.This a food chain: Turnip -> Maggots -> Rove Beetle -> Blackbird. Which living organism in the food chain is the primary consumer?

1/8

Q2.This a food chain: Turnip -> Maggots -> Rove Beetle -> Blackbird. If the population of blackbirds decreased, what would be the effect on the population of rove beetles?

2/8

Q3.What is decompostion?

3/8

Q4.Why do we wrap our food in cling film?

4/8

Q5.Farmers spray chemicals on crops to kill unwanted weeds. What are these chemicals called?

5/8

Q6.The chemical in the spray might also....

6/8

Q7.How do you ensure that the quadrat is placed randomly?

7/8

Q8.Which of the following is the best method step?

8/8

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:

Revision 1

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.This a food chain: Turnip -> Maggots -> Rove Beetle -> Blackbird. Which living organism in the food chain is the primary consumer?

1/8

Q2.This a food chain: Turnip -> Maggots -> Rove Beetle -> Blackbird. If the population of blackbirds decreased, what would be the effect on the population of rove beetles?

2/8

Q3.What is decompostion?

3/8

Q4.Why do we wrap our food in cling film?

4/8

Q5.Farmers spray chemicals on crops to kill unwanted weeds. What are these chemicals called?

5/8

Q6.The chemical in the spray might also....

6/8

Q7.How do you ensure that the quadrat is placed randomly?

7/8

Q8.Which of the following is the best method step?

8/8

Lesson summary: Revision (Part 1)

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Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Climb stairs

On the spot:
Dance