Population Sampling Practice Quiz

What can be best determined with transect sampling?

• Population Size

• Population Density

• Percentage or number of population affected by something

• How a population varies over a space or gradient

What type of sampling is best for a population of tigers?

• Quadrat Sampling

• Indirect Sampling

• Mark and Recapture

• Transect Sampling

When sampling a population of cardinals, you catch ten birds and tag them. The next weekend, you catch ten more birds, five of which were previously tagged. What is the total population of cardinals in that area?

• (10 x 10) / 5 = 20

• 5 / (10 x 10) = .05

• (5 x 10) / 10 = 5

• (10 x 5) / 5 = 10

Tags

NGSS.MS-LS2-1

A researcher is interested in monitoring a population of star nosed moles. These furry moles spend much of their life digging underground. Which tagging methods is most appropriate?

• Ear tags

• Glue-on tag

• Tracker injected under skin

• A leg band

Tags

NGSS.MS-ETS1-3

Chronic wasting disease (CWD) causes reindeer to lose weight and eventually die. Which of these samples would best show the percentage of CWD in reindeer throughout the world?

• Reindeer from the San Diego Zoo

• Reindeer from a farm in Alaska

• Wild Reindeer from Alaska

• Wild Reindeer from North America, Europe, and Asia

Tags

NGSS.MS-LS2-4

Why take a sample of a population?

• It's not possible to count the whole population

• The researchers need information quickly

• It's more economically feasible

• All of the Above