Why is it not practical to count all of the organisms in a population?

Why is it not practical to count all of the organisms in a population?

Why is it not practical to count all of the organisms in a population?

How will the number of samples taken influence the reliability of the results gathered?

What is a quadrat?

How big are quadrats?

Why can we not analyse all of a 10 m x 10 m area?

What do we do with a quadrat?

How do we select random areas to analyse with a quadrat?

To use random quadrat sampling, how do we set up an area?

What do we count with each random quadrat?

If we do not take enough quadrats in an area, what will the data be?

Why does the sample size of quadrats need to be fairly large?

What can we do with our average quadrat reading?

What other physical factors can we measure in each quadrat?

What are transects?

What can transects be used to measure?

What type of sampling is using transects?

How long should a transect be?

Are transects random?

What do we place at each mark along the transect?

What else can we measure along our transect?

What is the point of looking at quadrats along the transect?

What can we analyse from quadrats along a transect?

How do we mark off a transect?

What other physical factors can we measure along the transect?

Name another way of finding abundance of plants.

What might happen to plant abundance along a transect leaving the shade?

What might happen to plant abundance along a transect entering some shade?

Why might plant abundance decrease going towards the shade?

What is the range of data?

What is the mean of data?

What is the median of data?

What is the mode of data?