1.
How many people is estimated to live in the world as at April 2017?
Correct Answer
B. 7.5 billion
Explanation
The estimated number of people living in the world as of April 2017 is 7.5 billion. This means that there are approximately 7.5 billion individuals residing on Earth at that time.
2.
What is the most populous Continent?
Correct Answer
B. Asia
Explanation
Asia is the most populous continent because it is home to the largest population in the world. It has several highly populous countries such as China and India, which contribute significantly to its overall population. Additionally, Asia has a diverse range of cultures, languages, and ethnicities, further adding to its population diversity.
3.
Which country has the largest population?
Correct Answer
A. China
Explanation
China has the largest population among the given options. With a population of over 1.4 billion people, China surpasses India, America, and Brazil in terms of population size.
4.
How many percent of the world population does Asia hold?
Correct Answer
B. 60%
Explanation
Asia holds 60% of the world population. This means that out of the total global population, Asia is home to the largest percentage.
5.
What is the average number of people living in a place?
Correct Answer
A. Population Density
Explanation
Population density refers to the average number of people living in a specific area or place. It is calculated by dividing the total population of an area by its total land area. This measure helps to understand the concentration of people in a given location and is commonly used to compare the population distribution between different regions or countries. Therefore, population density is the most relevant option among the given choices to represent the average number of people living in a place.
6.
What is the maximum population an area can contain?
Correct Answer
A. Carrying Capacity
Explanation
The correct answer is "Carrying Capacity". Carrying capacity refers to the maximum number of individuals that an area can sustainably support. It takes into account various factors such as available resources, space, and environmental conditions. Once the population reaches its carrying capacity, further growth may lead to resource depletion and a decline in the overall population. Therefore, carrying capacity is the maximum population an area can contain.
7.
Which of these alters the global population growth?
Correct Answer
A. Population Control
Explanation
Population control refers to measures taken to regulate or limit the growth of a population. By implementing policies and strategies to control population growth, such as family planning, birth control, and education, the global population growth can be altered. This can help in achieving a more sustainable population size, reducing strain on resources, and addressing issues related to overpopulation. Therefore, population control is an effective way to influence and alter the global population growth.
8.
What is an undesirable condition where human numbers exceed the expected?
Correct Answer
B. Overpopulation
Explanation
Overpopulation refers to an undesirable condition where human numbers exceed the expected or sustainable level. It occurs when the population of a specific area or the entire planet surpasses the carrying capacity of the environment, leading to various negative consequences such as strain on resources, environmental degradation, and social issues.
9.
What is the total number of living people on earth?
Correct Answer
C. World Population
Explanation
The correct answer is "World Population" because the question is asking for the total number of living people on earth, and the term "World Population" accurately represents this concept. The other options, "Continent" and "Billions," do not provide a comprehensive answer to the question.
10.
When a population increases, what is said to take place?
Correct Answer
A. Population Growth
Explanation
When a population increases, it is referred to as population growth. This means that the number of individuals in a population is increasing over time. It can occur due to factors such as birth rate exceeding death rate, immigration, or a decrease in mortality rates. Population growth can have various impacts on a society, including strain on resources, increased competition, and environmental issues.