Population Size

If the number of births in a population is the same as the number of deaths in a population, what will happen to the growth of the population?

• It will increase.
• It will decrease.
• It will stay the same.
• It will fluctuate.

If the number of births is greater than the number of deaths in a population, what will happen to the growth of the population?

• It will increase.
• It will decrease.
• It will stay the same.
• It will fluctuate.

Largest number of individuals of a population that the environment can support...  

• carrying capacity
• population crash
• lag phase
• mutualism

Tags

NGSS.HS-LS2-1

is the movement of individuals into an area

• moving

• immigration

• emigration

To catch turtles in a bay, mark them, and let them go. Later, a sample is captured and marked and unmarked turtles are counted. Using math, an estimate of the total population is made. 

• Direct Observation
• Indirect Observation
• Sampling
• Mark-and-recapture

To count the population in a small area, then multiply to find the number in a large area

• direct observation
• indirect observation
• sampling
• mark and recapture

If 50 crabs were captured and marked and then released and then a few days later 25 were caught and of those 5 were marked. What would the estimate of the population be?

• 500

• 250

• 75

• 200

Conservationists want to find the population of a species of mountain goat. On one day they capture 12 goats, tag them and release. A week later they capture 8 goats, 5 of which are tagged. What would the estimate of the population be?

• 19

• 40

• 72

• 30

Tags

NGSS.MS-LS2-1

Is this country Developed or Developing?

• Developed

• Developing

Tags

NGSS.HS-ESS3-1

NGSS.HS-ETS1-1

What word describes a pyramid shaped diagram that shows the age and gender of a population?

• population map

• standard of living

• population pyramid

• pyramid graph