# Sampling required practical (Part 1)

This lesson introduces the first sampling required practical and describes how a quadrat should be used to estimate population size.

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.How do you calculate the volume of a regular shape?

1/5

Q2.Which is the correct description of a modal average?

2/5

Q3.Which is the correct description of a median average?

3/5

Q4.Which is the most likely surface area : volume ratio for an animal that lives in a cold climate?

4/5

Q5.An animal has a surface area of 120,000 cm² and a volume of 40,000 cm³. What is the surface area : volume ratio?

5/5

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.How do you calculate the volume of a regular shape?

1/5

Q2.Which is the correct description of a modal average?

2/5

Q3.Which is the correct description of a median average?

3/5

Q4.Which is the most likely surface area : volume ratio for an animal that lives in a cold climate?

4/5

Q5.An animal has a surface area of 120,000 cm² and a volume of 40,000 cm³. What is the surface area : volume ratio?

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:

• 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.

Quiz:

# Sampling Required Practical 1

This quiz will check your knowledge of the content covered in the sampling required practical 1 lesson and also help you to revise previous ecology content.

Q1.Which is the correct description of a mean average?

1/7

Q2.What is the area of a quadrat with a side length of 0.4 m?

2/7

Q3.A field has an area of 765 m². A 0.5 m x 0.5 m quadrat was placed 8 times and the number of buttercups counted as follows 22, 10, 6, 8, 0, 11, 9, 17. Estimate the population of buttercups in the field.

3/7

Q4.Which is not a way of making results more accurate when sampling populations?

4/7

Q5.which is the most likely surface area : volume ratio for an animal that lives in a hot climate?

5/7

6/7

Q7.select 5 things that animals compete for:

Select five (5) boxes

7/7

Quiz:

# Sampling Required Practical 1

This quiz will check your knowledge of the content covered in the sampling required practical 1 lesson and also help you to revise previous ecology content.

Q1.Which is the correct description of a mean average?

1/7

Q2.What is the area of a quadrat with a side length of 0.4 m?

2/7

Q3.A field has an area of 765 m². A 0.5 m x 0.5 m quadrat was placed 8 times and the number of buttercups counted as follows 22, 10, 6, 8, 0, 11, 9, 17. Estimate the population of buttercups in the field.

3/7

Q4.Which is not a way of making results more accurate when sampling populations?

4/7

Q5.which is the most likely surface area : volume ratio for an animal that lives in a hot climate?

5/7

6/7

Q7.select 5 things that animals compete for:

Select five (5) boxes

7/7

# Lesson summary: Sampling required practical (Part 1)

## 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