Research Methods

The number of species and the number of individuals is measured by ....?

• The Trent Biotic Index

• The pH Scale

• The Simpson's Index

• The Lincoln Index

Which of the following is not a type of quadrat?

• Grid

• Open Frame

• Point

• Sector

Which of the following is not a type of abiotic factor?

• Light

• Predation

• Water

• Salinity

Which of the following are correct assumption when calculating the Lincoln Index? (Three Boxes Needed)

• Closed population

• Individuals isolate themselves after being marked

• Individuals are mobiles and can be caught

• Organisms have an equal chance of being caught

Which of the following is measured with a belt transect?

• Light

• Wind

• Percentage cover

• Carbon dioxide levels

What percentage of samples are deemed a representative population?

• 10

• 50

• 5

• 20

Which of the following would be an appropriate use of a Pitfall Trap? (Three Boxes needed)

• Simpson's Index

• Trent Biotic Index

• Lincoln Index

• Capture, Mark, Recapture

What is the purpose of the ecological technique - Beating Tray?

• To measure population size

• To measure levels of Sulphur Dioxide

• To measure species diversity

• To reduce pest species numbers

Which of the following statements refers to an effective practical investigation? Three boxes needed

• At least 10% of the area sample

• Use bias when selecting sampling sites

• Change equipment regularly

• Random choice of sampling sites

• Same time of year and same time of day

To calculate the population size of wolverines in the Northern Forests of Canada, 8 were initially caught, marked and released, allowed to reintegrate. 9 wolverines were caught the second time, of which 3 were marked. How big is the population?

• 28

• 22

• 24

• 20