Review Day 4

What is the approximate population of our world?

• 6.7 million
• 4.3 billion
• 7.2 billion
• 7 trillion

Which of the following is NOT one of the reasons the world's population skyrocketed? 

• better sanitation practices
• people didn't want families before
• better methods to make and obtain food
• healthcare was more accessible

Which of the following is NOT one of the reasons the world's population skyrocketed? 

• better sanitation practices
• people didn't want families before
• better methods to make and obtain food
• healthcare was more accessible

maximum population size of the species that the environment can sustain indefinitely, given the food, habitat, water and other necessities available in the environment.

• sparse population
• environmental
• carrying capacity
• dense population

What is a population pyramid?

• A type of graph showing the number of males and females in different age groups.
• A type of graph showing the number of males in different age groups.
• A type of graph showing the number of females  in different age groups.
• A type of graph showing the number of males and females in only one age group.

What is a census?

• A type of test which includes all the characteristics belonging to the entire population of a country.
• A type of survey which includes all the characteristics belonging to a small grouo of  the population of a country.
• A type of survey which includes all the chararcteristics belonging to the entire population of a country.
• A type of survey which includes all the characteristics belonging to 100 people of the population.

Areas close to rivers tend to be...

• Densely populated
• Sparsely populated
• Fairly populated.
• None of the above

According to the United Nations, at what number is the population expected to plateau?

• 9-11 billion
• 13-15 billion
• 20-25 billion
• never

Which country was the most populous in 2014?

• India
• China
• United States 
• Russia

Which country is projected to be the most populous in 2050?

• India
• China
• United States
• Russia