1.
What percentage of the world's population currently lives in extreme poverty, surviving on less than $1.90 per day?
Correct Answer
C. 10%
Explanation
Today, less than 10 percent of the world population lives in extreme poverty. Based on information about basic needs collected from 15 low-income countries, the World Bank defines the extreme poor as those living on less than $1.90 a day.
2.
According to the United Nations, which continent has the highest population growth rate today?
Correct Answer
C. Africa
Explanation
According to United Nations, more than half of global population growth between now and 2050 is expected to occur in Africa. Africa has the highest rate of population growth among major areas. The population of sub-Saharan Africa is projected to double by 2050.
3.
In 1800, the global life expectancy was roughly 30 years. What is the global life expectancy today, as of recent data?
Correct Answer
D. 70-72 years
Explanation
Globally the life expectancy increased from less than 30 years to over 72 years; after two centuries of progress we can expect to live much more than twice as long as our ancestors. And this progress was not achieved in a few places. In every world region people today can expect to live more than twice as long.
4.
Which infectious disease was declared eradicated globally by the World Health Organization (WHO) in 1980?
Correct Answer
C. Smallpox
Explanation
In 1980 WHO declared smallpox eradicated – the only infectious disease to achieve this distinction. This remains among the most notable and profound public health successes in history.
5.
What percentage of the world's population has access to electricity, as of recent data by Wikipedia?
Correct Answer
C. 90-91.4%
Explanation
In 2021, according to recent data from Wikipedia, an impressive 91.4% of the global population enjoyed access to electricity. This statistic underscores significant progress in ensuring widespread access to a fundamental resource, highlighting the importance of global efforts to improve living conditions and promote sustainable development.
6.
What is the largest ocean in the world by surface area?
Correct Answer
B. Pacific Ocean
Explanation
Covering approximately 63 million square miles and containing more than half of the free water on Earth, the Pacific is by far the largest of the world's ocean basins. All of the world's continents could fit into the Pacific basin. The Pacific is the oldest of the existing ocean basins.
7.
What is the primary cause of death in low-income countries, according to WHO?
Correct Answer
A. Communicable diseases
Explanation
According to WHO, people living in a low-income country are far more likely to die of a communicable disease than a noncommunicable disease. Despite the global decline, six of the top 10 causes of death in low-income countries are communicable diseases. Malaria, tuberculosis and HIV/AIDS all remain in the top 10.
8.
According to Wikipedia, how many people worldwide have access to the internet, as of recent data?
Correct Answer
D. Around 5 billion
Explanation
According to Hootsuite, the number of Global Internet users has already reached almost 5 billion, or about 53% of the global population as of 2021.
9.
Which planet in our solar system is known as the "Red Planet" due to its reddish appearance?
Correct Answer
C. Mars
Explanation
Mars is sometimes called the Red Planet. It's red because of rusty iron in the ground. Like Earth, Mars has seasons, polar ice caps, volcanoes, canyons, and weather. It has a very thin atmosphere made of carbon dioxide, nitrogen, and argon.
10.
What is the current global population estimated to be, as of recent data by the United Nations?
Correct Answer
D. More than 8 billion
Explanation
In demographics, the world population is the total number of humans currently living. It was estimated by the United Nations to have exceeded eight billion in mid-November 2022.
11.
According to Wikipedia, what is the global literacy rate for all people aged 15 and above?
Correct Answer
C. Above 86.3%
Explanation
According to data from Wikipedia, the global literacy rate, which measures the percentage of individuals aged 15 and older who can read and write, stands at 86.3%. This statistic signifies significant progress in worldwide education and reflects the increasing accessibility of learning opportunities for adults.
12.
Which country is the largest emitter of carbon dioxide (CO2) into the atmosphere, contributing significantly to global greenhouse gas emissions?
Correct Answer
A. China
Explanation
China holds the unenviable distinction of being the world's largest contributor to global carbon emissions, releasing over 10 billion metric tons of carbon dioxide annually. This massive carbon footprint underscores the urgent need for substantial environmental reforms and efforts to combat climate change on a global scale.
13.
What is the largest mammal on Earth and is known for its massive size and filter-feeding habits?
Correct Answer
C. Blue whale
Explanation
Blue whales are the largest animals ever to live on our planet. They feed almost exclusively on krill, straining huge volumes of ocean water through their baleen plates (which hang from the roof of the mouth and work like a sieve).
14.
In terms of access to clean drinking water, what percentage of the global population has improved access, in 2022 as of recent data by WHO?
Correct Answer
C. 73%
Explanation
According to the WHO, In 2022, 73% of the global population (6 billion people) used a safely managed drinking-water service – that is, one located on premises, available when needed, and free from contamination.
15.
Which major river is the longest in the world, flowing through multiple countries in Africa and eventually emptying into the Mediterranean Sea?
Correct Answer
D. Nile River
Explanation
The Nile River is considered as one of the longest rivers in the world. The Nile has a length of about 6,695 kilometers (4,160 miles). The Nile basin is huge and includes parts of Tanzania, Burundi, Rwanda, Congo (Kinshasa), Kenya. The Nile River forms an arcuate delta as it empties into the Mediterranean Sea.