What happens to a species when its environment changes and it does not adapt?
When a species fails to adapt to environmental changes, it means that species will begin to die out. When a species has died out entirely, we call it "Extinction".
What does the term "Photosynthesis" refer to?
Photosynthesis is the process by which plants convert light from the Sun into energy they can use to grow and survive.
In which country is the city Buenos Aires?
Buenos Aires is the largest city in Argentina, and the country's capital. It was founded in the 16th Century, and has been one of the most impressive cities in South America ever since.
Which of these words is spelled correctly?
Disappearance is spelled correctly. Correctly, Consistency, and Definitely are the correct spellings of the other options.
Which of these parts of the human body are NOT parts of the circulatory system?
The heart, veins, and arteries are all crucial elements of the circulatory system, also sometimes called the cardiovascular system or the vascular system. That's the group of organs responsible for blood flow in the body. The lungs, meanwhile, are part of the respitory system.
How is a moon different than a planet?
The definition of a moon is a celestial body that orbits around a planet. The other attributes may apply to SOME moons, but they aren't crucial elements of what makes a moon a moon.
Which literary term means a story illustrating a moral lesson?
A Parable is a short, usually fairly simple, story that is meant to illustrate a moral point. The stories of Jesus in the Bible are almost always parables.
How many chromosomes does a typical human being have?
Although there is some variance when it comes to conditions like Down's or Turner's Syndromes, the vast majority of people on Earth are born with 46 chromosomes: 23 pairs of 2.
In 1803 President Thomas Jefferson bought a large amount of land from the French. This was called:
President Jefferson was responsible for the Louisiana Purchase, in which he bought a slice of land which today makes up much of the middle United States from France (led at the time by Napoleon Bonaparte).
Which of the following is not an example of onomatopoeia?
The dictionary definition of onomatopoeia is: "the formation of a word from a sound associated with what is named". Basically, a word that sounds like what it means. Boom, Sizzle, and Buzz are all examples. Cent is not.
True or False: Mozart was deaf.
There WAS a famous composer who was deaf... but it was Ludwig van Beethoven, not Mozart.
What was Picasso's first name?
Pablo Picasso is one of the most famous and influential artists of all-time. Born in Spain in 1881, his unique style of abstract painting revolutionized what was considered acceptable, credible art, and frequently criticized the wars, politics, and injustices of his time.
Who was the dictator of Italy during World War II?
Benito Mussolini led the National Fascist Party in Italy from 1922 to 1943. Along with Nazi Germany under Adolf Hitler (and other nations) Mussolini's Italy was one of the primary "Axis Powers" who fought the Allies (America, Britain, Canada, etc..) in World War 2.
Which of these options describes the plot of a Shakespeare play?
Hamlet is one of Shakespeare's most famous and influential plays. It follows Hamlet, the Prince of Denmark, as he struggles to avenge the murder of his father, the previous King of Denmark, who was murdered by his brother (who is Hamlet's uncle).
A man bought a farm for $2,400 and sold it for $2,700. What percent did he gain?
The answer is 12.5%. Here's how you figure it out: Divide 2700 by 2400, which equals 1.125. Then take 1.125 and multiply it by 100, to get the percentage. That gives you 112.5%. The difference between 100% and 112.5% is 12.5%. There is your answer.
270000:2400 = 112.5
Who invented the Cotton Gin?
Eli Whitney invented the Cotton Gin in 1794. The Cotton Gin is a device which helps to separate the useful parts of the cotton plant from the non-useful parts. This is historically important as it made cotton production a much more profitable business, allowing many farms and plantations in the pre-Civil War United States to make more money.
Which of these words does NOT belong?
The Hippocampus, Amygdala, and Hypothalamus are all important parts of the human brian. The Tibia, meanwhile, is a bone in your leg.
Which of these novels would be considered “dystopian”?
A dystopian novel is one that takes place in a future world in which society has become deeply undesirable, evil, or terrifying. Brave New World, by Aldous Huxley, is a dystopian novel. It takes place in a creepy World State, where conformity is deeply discouraged.
Which of these is formula for finding the area of a triangle?
Length times Base, divided by 2, gives you the measurement of the area of any triangle.
About how big is a healthy adult heart?
A healthy adult human will have a heart about the same size as their clenched fist.
When did the Reconstruction Era occur?
The Reconstruction Era refers to the portion of American history immediately after the Civil War, when the country struggled to reconcile and heal after the bloody conflict. America was "Reconstructing" what it meant to be America.
Who wrote the poems “Annabel Lee” and “The Raven”?
Both poems were written by the incredibly famous American author Edgar Allan Poe. He is mostly known for his dark, mysterious stories, which helped to pioneer the horror genre.
Happy With Your Test Score? This video can help you do better on any quiz... even if you know ABSOLUTELY NOTHING about the topic.
If you thought eighth grade was hard at the time- what with that whole puberty thing mucking everything up- you might be in for a rude awakening: almost EVERYONE has trouble with this quiz. Is it possible none of us was really paying attention in class? Or maybe we just don't get enough chances to practice our knowledge of basic bio, math, or history. Whatever the reason, we're warning you know: this test gets very, very tough. Good luck, scholar.
More from Factinate
My mom never told me how her best friend died. Years later, I was using her phone when I made an utterly chilling discovery.
Madame de Pompadour was the alluring chief mistress of King Louis XV, but few people know her dark history—or the chilling secret shared by her and Louis.
More from Factinate
I tried to get my ex-wife served with divorce papers. I knew that she was going to take it badly, but I had no idea about the insane lengths she would go to just to get revenge and mess with my life.
Catherine of Aragon is now infamous as King Henry VIII’s rejected queen—but few people know her even darker history.
Want to tell us to write facts on a topic? We’re always looking for your input! Please reach out to us to let us know what you’re interested in reading. Your suggestions can be as general or specific as you like, from “Life” to “Compact Cars and Trucks” to “A Subspecies of Capybara Called Hydrochoerus Isthmius.” We’ll get our writers on it because we want to create articles on the topics you’re interested in. Please submit feedback to firstname.lastname@example.org. Thanks for your time!
Do you question the accuracy of a fact you just read? At Factinate, we’re dedicated to getting things right. Our credibility is the turbo-charged engine of our success. We want our readers to trust us. Our editors are instructed to fact check thoroughly, including finding at least three references for each fact. However, despite our best efforts, we sometimes miss the mark. When we do, we depend on our loyal, helpful readers to point out how we can do better. Please let us know if a fact we’ve published is inaccurate (or even if you just suspect it’s inaccurate) by reaching out to us at email@example.com. Thanks for your help!
The Factinate team