Environmental Issues

The approximate population of the world today is..

• 7.6 Million

• 6.7 Billion

• 6.7 Million

• 7.6 Billion

Tags

NGSS.MS-ESS3-4

One reason the world is growing so quickly is because...

• The world has infinite resources for everyone

• Birth rate is higher than death rate

• There are more and more places for people to live

• Death rate is higher than birth rate

Tags

NGSS.MS-ESS3-4

One major cause of population growth is a falling death rate.

• True

• False

Today, world population is growing because people live longer even though the birthrate is dropping

• True

• False

Tags

NGSS.MS-ESS3-4

What is the calculation of the number of births in a population each year?

• death rate

• birth rate

What is the calculation of the number of deaths in a population each year?

• death rate

• birth rate

What does the term carrying capacity describe?

• The maximum number of birth rates for a population.

• The ability of a population to accept new immigrants.

• The ratio of birth rates to death rates in a population.

• The population size that the environment can sustain.

Tags

NGSS.HS-LS2-1

If a population grows larger than its environmental carrying capacity, then

• death rate may rise.

• death rate may fall significantly.

• birth rate may rise significantly.

• immigration rate may increase.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

According to the population pyramid of this country, its population is most likely...

• growing slowly.
• growing rapidly.
• decreasing.
• not changing.

Tags

NGSS.MS-ESS3-4

Which of the following is likely to be affected by a population of 7 billion?

• amount of land for agriculture
• amount of clean water
• number of people who are unemployed
• all of the above

Tags

NGSS.MS-ESS3-4