Migration: แบบฝึกหัด

• a.

  Improved educational facilities for children

• b.

  Better access to tertiary healthcare

• c.

  Prolonged drought leading to crop failure

• d.

  Higher wages in manufacturing sectors

• a.It decreases the dependency ratio by removing the elderly population from the source area.
• b.It leads to a significant increase in the proportion of the working-age population.
• c.It creates a more youthful population structure with a higher birth rate.
• d.It results in an ageing population and a higher female-to-male ratio, as young males are often the first to migrate.

• a.

  Stepped migration, driven by the reduction of risk and the gradual acquisition of skills and information.

• b.

  Circulatory migration, driven by the seasonal demand for agricultural labor in different climatic zones.

• c.

  Chain migration, driven by social networks and the desire to join previously established ethnic enclaves.

• d.

  Intra-urban migration, driven by the family life cycle and changes in housing needs.

• a.The seasonal movement of livestock to different pastures
• b.The involuntary movement of people due to natural disasters
• c.Movement occurring in a series of stages up the settlement hierarchy
• d.Migration facilitated by earlier migrants who provide information and support

• a.

  A decrease in the infant mortality rate due to lower population density.

• b.

  An increase in the dependency ratio and a gender imbalance favoring females in the 20\(–\)40 age cohort.

• c.

  An increase in the youthful dependency ratio as more children are born to remaining residents.

• d.

  A narrowing of the base of the population pyramid as birth rates immediately rise.

ลองเขียนคำตอบด้วยตัวเองก่อน แล้วค่อยเทียบกับวิธีทำ

ลองเขียนคำตอบด้วยตัวเองก่อน แล้วค่อยเทียบกับวิธีทำ

ลองเขียนคำตอบด้วยตัวเองก่อน แล้วค่อยเทียบกับวิธีทำ

ลองเขียนคำตอบด้วยตัวเองก่อน แล้วค่อยเทียบกับวิธีทำ

ลองเขียนคำตอบด้วยตัวเองก่อน แล้วค่อยเทียบกับวิธีทำ