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| By Mandareneesmith
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Mandareneesmith
Community Contributor
Quizzes Created: 17 | Total Attempts: 387,619
Questions: 20 | Viewed: 343,169

1.

What is the color of blood when it's inside your body?

Answer: Red
Explanation:
The color of blood when inside the body is red. This is due to hemoglobin, a protein that binds with oxygen and gives blood its red hue. The presence of oxygenated or deoxygenated blood determines its shade of red.
2.

Which is the fastest bird in the world?

Answer: Peregrine Falcon
Explanation:
Renowned for its remarkable flight speed, the peregrine falcon is distinguished as the fastest bird globally, capable of reaching speeds exceeding 300 km (186 miles) per hour during dives. This exceptional velocity also earns it the title of the fastest animal on Earth.
3.

What is the tallest waterfall in the world?

Answer: Angel Falls, Venezuela
Explanation:
The tallest waterfall in the world is Angel Falls in Venezuela. With a height of 3,212 feet (979 meters) and a continuous drop, Angel Falls holds the title as the highest waterfall on the planet.
4.

Which planet is known as the "Red Planet"?

Answer: Mars
Explanation:
Mars is commonly referred to as the "Red Planet" due to its reddish appearance, which is visible from Earth. This characteristic color comes from iron oxide, or rust, that covers much of the planet's surface. Mars' distinct hue makes it a visually distinctive object in the night sky and has also influenced a significant amount of scientific research focused on its geology and potential for supporting life.
5.

Which element is known as the building block of life?

Answer: Carbon
Explanation:
Carbon is often referred to as the building block of life due to its unparalleled ability to form stable bonds with many elements, including itself. This property allows carbon to form a diverse array of complex organic molecules, which are fundamental components of biological organisms. Carbon's versatile bonding makes it central in the chemistry of almost all living creatures and is thus critical to the study and understanding of biochemistry.
6.

Which food item never spoils?

Answer: Honey
Explanation:
Honey never spoils because it has a very low moisture content and a high acidity level, which creates an inhospitable environment for bacteria and other microorganisms to grow. Additionally, honey contains natural preservatives such as hydrogen peroxide and high sugar content, which further inhibit the growth of bacteria and spoilage. These factors make honey an extremely shelf-stable food that can last indefinitely if stored properly.
7.

Which ancient civilization is credited with the invention of the wheel?

Answer: The Sumerians
Explanation:
The Sumerians, an ancient civilization that flourished in Mesopotamia, are credited with the invention of the wheel around 3500 B.C. This innovation greatly facilitated transportation and trade for ancient societies by allowing the construction of wheeled vehicles, which could carry heavy loads over long distances more efficiently than previously possible.
8.

About how many scents can a human nose remember?

Answer: Around 50,000
Explanation:
The human nose is capable of remembering around 50,000 scents. This is due to the olfactory system, which is responsible for our sense of smell. The olfactory system contains millions of olfactory receptors that can detect different scents. These receptors send signals to the brain, where the scents are processed and stored as memories. The ability to remember such a large number of scents is impressive and highlights the complexity and sensitivity of the human sense of smell.
9.

What is the capital city of Canada?

Answer: Ottawa 
Explanation:
Ottawa is the capital city of Canada. It is located in the province of Ontario and serves as the political center of the country, hosting the federal government, including Parliament Hill. Toronto, while being the largest city and a financial hub, is not the capital. Similarly, Vancouver and Montreal are major cities in Canada but do not serve as the capital.
10.

What was the main purpose of the pyramids built by the ancient Egyptians?

Answer: To house the tombs of pharaohs
Explanation:
The pyramids of ancient Egypt were monumental structures built primarily as tombs for the country's pharaohs and their consorts. The most famous pyramid complex, which includes the Great Pyramid of Giza, highlights this function. These massive architectural feats were intended to protect the deceased and their belongings and to celebrate the pharaohs' life and afterlife, according to Egyptian religious beliefs.
11.

Which color is not there in the rainbow?

Answer: Brown
Explanation:
The colors of the rainbow are red, orange, yellow, green, blue, indigo, and violet. Brown is not included in the rainbow colors.
12.

How many stripes are there on the US flag?

Answer: 13
Explanation:
There are 13 stripes on the US flag. Each stripe represents one of the original 13 colonies that declared independence from Great Britain and formed the United States. The stripes alternate between red and white, with a total of seven red stripes and six white stripes. This design has been in use since 1777 when the Second Continental Congress passed the Flag Resolution, establishing the flag's design.
13.

How many rings appear on the Olympic flag?

Answer: 5
Explanation:
The Olympic flag has five rings, which represent the five continents of the world. The rings are interlocked to symbolize unity and friendship among nations. Each ring is a different color - blue, yellow, black, green, and red - and together they create a powerful and recognizable symbol of the Olympic Games.
14.

What is the atomic sign for Helium on the periodic table?

Answer: He
Explanation:
Helium's atomic symbol on the periodic table is "He." This two-letter representation is vital for identifying elements in chemical equations and scientific discussions. It distinguishes Helium, a noble gas, from other elements, aiding precision in scientific communication and analysis.
15.

What is the general name for a group of wolves?

Answer: Pack
Explanation:
A group of wolves is commonly referred to as a pack. This term is used to describe the social structure and organization of wolves, where they live and hunt together in a coordinated manner. Packs usually consist of an alpha male and female, along with their offspring. The pack is essential for the survival and success of the wolves, as they work together to defend their territory, hunt for food, and raise their young.
16.

What is the currency of Scotland?

Answer: Pound sterling
Explanation:
The currency of Scotland is pound sterling. Pound sterling is the official currency of the United Kingdom, which includes Scotland. It is commonly used for transactions and is accepted throughout Scotland. Euro is the currency used in many other European countries, while yen is the currency of Japan. Haggis, on the other hand, is a traditional Scottish dish and not a currency.
17.

In which country is the Taj Mahal situated?

Answer: India
Explanation:
The Taj Mahal is situated in India. It is a famous white marble mausoleum located in the city of Agra. It was built by the Mughal emperor Shah Jahan in memory of his wife Mumtaz Mahal. The Taj Mahal is considered one of the most beautiful architectural masterpieces in the world and is a UNESCO World Heritage Site.
18.

Which is the longest river in the world?

Answer: Nile
Explanation:
The Nile is the longest river in the world. It stretches over 4,135 miles, flowing through eleven countries in northeastern Africa. The river has played a significant role in the development of ancient civilizations, such as Ancient Egypt, and continues to be a vital water source for millions of people today. Its length and historical importance make it the correct answer to the question.
19.

Who painted the Mona Lisa?

Answer: Leonardo Da Vinci
Explanation:
Leonardo Da Vinci is the correct answer because he is widely recognized as the artist who painted the Mona Lisa. Da Vinci was a renowned Italian artist, inventor, and polymath during the Renaissance period. The Mona Lisa is one of his most famous and iconic works, known for its enigmatic smile and masterful technique. Da Vinci's exceptional skill and attention to detail are evident in this painting, making him the most likely artist responsible for its creation.
20.

Which planet is the 3rd closest to the sun?

Answer: Earth
Explanation:
Earth is the 3rd closest planet to the sun because it is positioned between Venus and Mars in terms of distance from the sun. Venus is the 2nd closest planet to the sun, while Mars is the 4th closest. Jupiter, on the other hand, is the 5th planet from the sun and is much farther away from the sun compared to Earth.
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