Using transects and quadrats

Random sampling is:

• when you choose the group you think will represent the sample
• when any member of the population is equally likely to be chosen for the sample

What is a suitable way to sample plants in a field?

• Counting Random Plants

• Using Quadrates

• Using Pooters

• Using Pitfall traps

What is a Transect?

• A way of sampling a changing habitat

• A way of sampling a non-changing habitat

• A way of keeping up your pants

What would be a suitable way to sample this habitat?

• Transect

• Line Transect

• Both would be suitable

What is a quadrate

• A type of bike

• A sampling tool typically of one square metre, used to sample plants

• A sampling tool typically of one square metre, used to sample animals

• A type of hat

Which of the following is true about quadrates?

• quadrats should be placed randomly so that a representative sample is taken

• you should look at the results from several quadrats in an area to reduce the effect of an unusual distribution

• the results are more reliable when you look at the results from many quadrats

• All the above are true

When sampling daisies how will amount of light affect them?

• Less Light = More Daisies

• More Light = Less Daisies

• More Light = More Daisies

• Less Light = More Grass

Tags

NGSS.MS-LS1-5

NGSS.MS-LS1-6

NGSS.MS-LS2-1