General Knowledge Quiz for Grade 7 | 30 MCQ Questions with Answers
This General Knowledge Quiz is prepared for Grade 7 students.
It contains 30 multiple choice questions with answers and explanations.
The quiz helps students improve awareness and build strong basic knowledge.
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#1. What is the freezing point of water?
Explanation: Water freezes at 0 degrees Celsius under normal atmospheric conditions.
#2. What is the national animal of the USA?
Explanation: The Bald Eagle is the national animal and symbol of the United States.
#3. What gas do plants use for photosynthesis?
Explanation: Plants use carbon dioxide from the air along with sunlight and water to make their food during photosynthesis.
#4. Which organ pumps blood in the human body?
Explanation: The heart pumps blood throughout the body, supplying oxygen and nutrients to all organs.
#5. Which device is used to see very small objects?
Explanation: A microscope is used to see very small objects that cannot be seen with the naked eye.
#6. What is the main source of energy for Earth?
Explanation: The Sun provides heat and light energy, which supports life on Earth.
#7. Which is the tallest mountain in the world?
Explanation: Mount Everest is the tallest mountain above sea level and is located in the Himalayas.
#8. Which country is known as the Land of the Rising Sun?
Explanation: Japan is called the Land of the Rising Sun because it lies to the east, where the sun rises.
#9. Which instrument is used to measure temperature?
Explanation: A thermometer is used to measure temperature.
#10. Which planet is known as the Red Planet?
Explanation: Mars is called the Red Planet because its surface contains iron oxide, which gives it a reddish appearance.
#11. Which country gifted the Statue of Liberty to the USA?
Explanation: France gifted the Statue of Liberty to the United States as a symbol of friendship.
#12. What is the national currency of the United Kingdom?
Explanation: The official currency of the United Kingdom is the Pound Sterling, commonly called the pound.
#13. Who was the first President of the United States?
Explanation: George Washington was the first President of the United States and is known as the Father of the Natio n.
#14. Which is the largest ocean on Earth?
Explanation: The Pacific Ocean is the largest and deepest ocean, covering more than one-third of the Earth’s surface.
#15. Which continent is the largest by area?
Explanation: Asia is the largest continent in the world in terms of land area and population.
#16. Which ocean lies between Africa and Australia?
Explanation: The Indian Ocean lies between Africa, Asia, and Australia.
#17. Which gas is most abundant in the Earth’s atmosphere?
Explanation: Nitrogen makes up about 78 percent of the Earth’s atmosphere.
#18. Which planet is closest to the Sun?
Explanation: Mercury is the closest planet to the Sun in our solar system.
#19. What is the smallest prime number?
Explanation: The number 2 is the smallest prime number and the only even prime number.
#20. How many continents are there on Earth?
Explanation: There are seven continents: Asia, Africa, North America, South America, Antarctica, Europe, and Australia.
#21. Who wrote the play “Romeo and Juliet”?
Explanation: William Shakespeare was an English playwright and poet who wrote many famous plays, including “Romeo and Juliet.”
#22. What is the hardest natural substance on Earth?
Explanation: Diamond is the hardest naturally occurring substance known.
#23. Which vitamin is produced when sunlight falls on our skin?
Explanation: Sunlight helps the body produce Vitamin D, which is important for strong bones.
#24. Which language has the most native speakers in the world?
Explanation: Mandarin Chinese has the highest number of native speakers in the world.
#25. What is the capital city of Australia?
Explanation: Canberra is the capital of Australia. It was chosen as a planned city to avoid rivalry between Sydney and Melbourne, the two largest cities.
#26. Which country has the largest population in the world?
Explanation: India has become the most populous country in the world.
#27. Which metal is liquid at room temperature?
Explanation: Mercury is the only metal that remains liquid at room temperature.
#28. Who discovered gravity?
Explanation: Isaac Newton discovered gravity after observing a falling apple.
#29. Which river is the longest in the world?
Explanation: The Nile River is traditionally considered the longest river in the world, flowing through northeastern Africa.
#30. Who invented the telephone?
Explanation: Alexander Graham Bell is credited with inventing the telephone.
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