1.
YOUR HEART PUMPS BLOOD.
Correct Answer
A. TRUE
Explanation
The statement "Your heart pumps blood" is true. The heart is responsible for pumping blood throughout the body, delivering oxygen and nutrients to the cells and removing waste products. This is achieved through the rhythmic contraction and relaxation of the heart muscles, which create the necessary pressure to propel the blood through the blood vessels. Without the pumping action of the heart, blood would not circulate, and the body's organs and tissues would not receive the necessary oxygen and nutrients to function properly.
2.
WHAT IS H2O?
Correct Answer
D. Water
Explanation
Water, represented by the chemical formula H2O, is a compound made up of two hydrogen atoms bonded to one oxygen atom. It is a clear, odorless, and tasteless liquid that is essential for all known forms of life. Water is found in abundance on Earth and is vital for various biological processes, including hydration, transportation of nutrients, and temperature regulation. Additionally, water plays a crucial role in many industrial, agricultural, and environmental processes.
3.
WHICH COUNTRY HAS THE MOST PEOPLE?
Correct Answer
E. China
Explanation
China has the most people because it has the largest population among all the countries listed. With a population of over 1.4 billion people, China surpasses the population of any other country in the world.
4.
WHAT IS THE BIGGEST STATE IN THE U.S.A.?
Correct Answer
C. Alaska
Explanation
Alaska is the correct answer because it is the largest state in the U.S.A. in terms of land area. It covers a vast area of 1,717,856 square kilometers, making it significantly larger than the other options listed.
5.
ON WHICH CONTINENT IS THE SAHARA DESERT?
Correct Answer
A. Africa
Explanation
The Sahara Desert is located in Africa. It is the largest hot desert in the world, covering a vast area of northern Africa. The desert stretches across several countries including Algeria, Chad, Egypt, Libya, Mali, Mauritania, Morocco, Niger, Sudan, and Tunisia. It is known for its extreme temperatures, sparse vegetation, and vast sand dunes. The Sahara Desert is a significant geographical feature of the African continent.
6.
LIGHT WAVES TRAVEL FASTER THAN SOUND WAVES.
Correct Answer
A. TRUE
Explanation
Light waves travel faster than sound waves because light waves are electromagnetic waves that can travel through a vacuum, such as in outer space, while sound waves require a medium, such as air or water, to travel. Additionally, light waves have a higher frequency and shorter wavelength compared to sound waves, allowing them to move at a faster speed.
7.
NAME THE LONGEST RIVER IN THE WORLD:
Correct Answer
B. Nile
Explanation
The correct answer is Nile. The Nile River is widely recognized as the longest river in the world, stretching approximately 4,135 miles through 11 countries in northeastern Africa. It is a vital water source for these countries and has played a significant role in the development of ancient civilizations such as Egypt. The Nile is known for its rich history, diverse wildlife, and importance to the surrounding regions.
8.
WHICH FAMOUS PHYSICIST WROTE A BOOK CALLED "A BRIEF HISTORY OF TIME"?
Correct Answer
C. StepHen Hawking
Explanation
Stephen Hawking wrote a book called "A Brief History of Time." This book is a popular science book that explains various complex concepts in physics, such as the Big Bang theory, black holes, and the nature of time. Hawking, a renowned physicist, is well-known for his contributions to the fields of cosmology and theoretical physics, and this book has become one of his most famous works.
9.
WHO DEVELOPED THE THEORY OF RELATIVITY?
Correct Answer
D. Albert Einstein
Explanation
Albert Einstein developed the theory of relativity. His groundbreaking work in physics revolutionized our understanding of space, time, and gravity. The theory of relativity consists of two parts: the special theory of relativity, which deals with objects moving at constant speeds, and the general theory of relativity, which includes gravity and accelerated motion. Einstein's theory challenged traditional notions of Newtonian physics and paved the way for new discoveries in astrophysics and cosmology. His contributions to science earned him the Nobel Prize in Physics in 1921.
10.
THE STATUE OF LIBERTY OF NEW YORK WAS A GIFT FROM...
Correct Answer
C. France
Explanation
The correct answer is France because the Statue of Liberty was a gift from the people of France to the United States. It was designed by French sculptor Frédéric Auguste Bartholdi and its construction was completed in France in 1884. The statue was then disassembled and shipped to the United States, where it was reassembled on Liberty Island in New York Harbor. The Statue of Liberty has since become a symbol of freedom and democracy, welcoming immigrants to the United States.
11.
THE FIRST WORLD WAR ENDED IN...
Correct Answer
A. 1918 AD
Explanation
The correct answer is 1918 AD. This is because the First World War, also known as the Great War, officially ended on November 11, 1918, with the signing of the Armistice agreement between the Allies and Germany. This agreement marked the cessation of hostilities and the end of the war.
12.
WHICH INSTRUMENT HAS KEYS, PEDALS AND STRINGS?
Correct Answer
B. Piano
Explanation
The correct answer is piano because it is the only instrument listed that has keys, pedals, and strings. The piano is a keyboard instrument that produces sound by striking strings with hammers when the keys are pressed. The pedals on a piano are used to sustain or soften the sound. The other instruments listed, such as the Stroh Violin, Viola, and Violotta, do not have keys or pedals.
13.
THE US PRESIDENT WHO WAS FORCED TO RESIGN DUE TO THE WATERGATE SCANDAL WAS...
Correct Answer
A. Nixon
Explanation
Nixon is the correct answer because he was indeed the US President who was forced to resign due to the Watergate scandal. The scandal involved a break-in at the Democratic National Committee headquarters, which was linked to Nixon's administration. As evidence emerged, it became clear that Nixon had attempted to cover up his involvement in the break-in, leading to his eventual resignation in 1974.
14.
GOLF WAS FIRST PLAYED IN WHICH COUNTRY?
Correct Answer
B. Scotland
Explanation
The correct answer is Scotland. Scotland is widely recognized as the birthplace of golf. The game originated in the 15th century and has since become a popular sport worldwide. The Scottish landscape, with its rolling hills and natural terrain, provided the perfect setting for the development of the game. The first recorded mention of golf in Scotland dates back to the 15th century, and the country is home to many historic and renowned golf courses, including St. Andrews, which is considered the "Home of Golf."
15.
MEIN KAMPF WAS WRITTEN BY...
Correct Answer
C. Adolf Hitler
Explanation
Mein Kampf was written by Adolf Hitler. It is his autobiographical book that outlines his political ideology and future plans for Germany. In the book, Hitler expresses his anti-Semitic beliefs, his desire for territorial expansion, and his opposition to democracy. Mein Kampf played a significant role in shaping Nazi ideology and became a central text for the Nazi Party.