1.
How many percent of the world’s population does Africa possess?
Correct Answer
A. 16
Explanation
Africa possesses approximately 16% of the world's population. This means that out of every 100 people in the world, around 16 are from Africa.
2.
What is the population of the world’s most populous country?
Correct Answer
A. 1.4 billion
Explanation
The population of the world's most populous country is 1.4 billion.
3.
What population growth was experienced by China between 2010 to 2017?
Correct Answer
A. 0.4%
Explanation
China experienced a population growth of 0.4% between 2010 to 2017. This means that the population increased by 0.4% during this period.
4.
What is the least populated country?
Correct Answer
A. Vatican City
Explanation
Vatican City is the correct answer because it is the smallest independent state in the world with the smallest population. It has an area of only 0.44 square kilometers and a population of around 800 people. This makes it the least populated country globally.
5.
What is the least populated capital city?
Correct Answer
A. Palau
Explanation
Palau is the correct answer because it is the least populated capital city among the options provided. Thimbu is the capital city of Bhutan, which has a higher population compared to Palau. Guatemala City is the capital of Guatemala and San Salvador is the capital of El Salvador, both of which have larger populations than Palau. Therefore, Palau is the least populated capital city among the given options.
6.
Which of these countries has gone through a measure of population control?
Correct Answer
A. China
Explanation
China has implemented a measure of population control. The country's one-child policy, which was in effect from 1979 to 2015, limited most urban couples to having only one child. This policy aimed to control population growth and alleviate social, economic, and environmental issues caused by overpopulation. While the policy has been relaxed in recent years, with couples now allowed to have two children, China's population control measures have had a significant impact on its demographic landscape.
7.
What is the number of births per 1000 people?
Correct Answer
A. CBR
Explanation
CBR stands for Crude Birth Rate, which is a measure of the number of births per 1000 people in a population. It is an important demographic indicator that helps assess population growth and fertility patterns. CBR is calculated by dividing the number of live births in a year by the mid-year population and then multiplying by 1000.
8.
What is the number of deaths per 1000 people?
Correct Answer
B. CDR
Explanation
CDR stands for Crude Death Rate, which is the number of deaths per 1000 people in a given population. It is a vital statistic that helps in measuring the mortality rate and understanding the health conditions of a population. CDR is calculated by dividing the number of deaths in a year by the total population and then multiplying it by 1000. This rate helps in analyzing the impact of diseases, accidents, and other factors on the population's mortality.
9.
Which of these is a means of world population control?
Correct Answer
D. All of the above
Explanation
All of the options mentioned - death, migration, and birth control - are means of world population control. Death naturally reduces the population, migration can lead to a redistribution of population, and birth control helps in controlling the number of births. Therefore, all of these options contribute to population control in different ways.
10.
Which of the following countries is under a population control?
Correct Answer
C. India
Explanation
India is under a population control because it has implemented various policies and programs to control its population growth. One of the most notable initiatives is the Family Planning Program, which aims to provide access to contraceptives and promote family planning awareness. Additionally, India has implemented measures such as incentivizing small families, promoting female education, and increasing healthcare facilities to address the population issue. These efforts indicate that India is actively working towards controlling its population growth.