This quiz works best with JavaScript enabled. Home > Science > General Science – Quiz 164 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books General Science Quiz 164 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Most rocks are very hard. However, a very small amout of water can cause them to break. When water seeps into cracks and freezes it then expands. This powerful force can increase the size of cracks. Over time the repeated action of water can break rocks apart. Eventually, pieces of rock break off creating screed. What kind of weathering occured? A) Chemical weathering. B) Freeze-thaw. C) Biological weathering. D) Exfoliation. Show Answer Correct Answer: B) Freeze-thaw. 2. Which of the following is NOT considered a limitation of science? A) It must conform the scientific method. B) It cannot prove anything. C) Scientific theories can never be proven. D) It is not 100% reliable. Show Answer Correct Answer: C) Scientific theories can never be proven. 3. Lions are..... A) Carnivores. B) Herbivores. C) Producers. D) Decomposersers. Show Answer Correct Answer: A) Carnivores. 4. What is the smallest particle of an element that maintains all of that element's properties? A) Molecule. B) Compound. C) Ion. D) Atom. Show Answer Correct Answer: D) Atom. 5. Acceleration is equal to the net force exerted on the object divided by the object's mass A) Newton's second law of motion. B) Newton's third law of motion. C) Newton's first law of motion. D) Law of conservation of momentum. Show Answer Correct Answer: A) Newton's second law of motion. 6. What causes the planets to move around the sun? A) Gravity. B) Light. C) Magnet. D) None of above. Show Answer Correct Answer: A) Gravity. 7. Famous scientist Albert Einstein was born in what country? A) Thailand. B) Canada. C) Ireland. D) Germany. Show Answer Correct Answer: D) Germany. 8. Who discovered genetic code.? A) R L Kotpal. B) Brahmachari. C) Birbal dishes. D) H D Khorana. Show Answer Correct Answer: D) H D Khorana. 9. Scientists publish the results of important experiments so A) Their work will be repeated. B) Others can try to reproduce their results. C) Their experimental procedures can be reviewed. D) All of the above. Show Answer Correct Answer: D) All of the above. 10. If you were using the scientific method to perform an experiment, what would the first step be? A) Analyze the data. B) Recognize the problem. C) Design an experiment. D) Draw conclusions. Show Answer Correct Answer: B) Recognize the problem. 11. Who did Alexender call at his first phone call? A) Miss Kwok. B) Mr Buddy. C) Mr. Waston. D) Mrs. Waston. Show Answer Correct Answer: C) Mr. Waston. 12. Which of the following Ideas most aligns with Darwin's work in On the Origin of Species? A) If an organism changes during its life in order to adapt to its environment, those changes are paseed on to its offspring. B) The geological priocesses that alter the earth are uniform through time. C) Human populations wil rapidly increase unless kept in check by limits in food supply. D) Natures selects the best adapted varieties to survive and reproduce. Show Answer Correct Answer: D) Natures selects the best adapted varieties to survive and reproduce. 13. In the US, some wind farms generate more than..... hundred megawatts of electricity a day. A) One hundred. B) Thirteen hundred. C) Twenty hundred. D) Eleven hundred. Show Answer Correct Answer: B) Thirteen hundred. 14. If you increase the force on an object, its acceleration increases A) True. B) False. Show Answer Correct Answer: A) True. 15. Which word means pieces of information described in numbers and units? A) Bar graph. B) Data table. C) Quantitative data. D) Line graph. Show Answer Correct Answer: C) Quantitative data. 16. If a car is traveling at constant speed around a curve: A) It is not accelerating. B) It is accelerating. C) It is slowing down. D) It is speeding up. Show Answer Correct Answer: B) It is accelerating. 17. Mass of an object can be defined by..... A) How small an object is. B) How large an object is. C) How far an object is from the sun. D) How much matter an object is made out of. Show Answer Correct Answer: D) How much matter an object is made out of. 18. Which tissue help plants to transport food A) Phloem. B) Xylem. C) Parenchyema. D) None of above. Show Answer Correct Answer: A) Phloem. 19. The amount of matter in an object is a measure of the object's..... A) Volume. B) Mass. C) Density. D) Solubility. Show Answer Correct Answer: B) Mass. 20. Which is the largest planet in our solar system? A) Earth. B) Mars. C) Jupiter. D) Saturn. Show Answer Correct Answer: C) Jupiter. ← PreviousNext →Related QuizzesGeneral Science Quiz 1General Science Quiz 2General Science Quiz 3General Science Quiz 4General Science Quiz 5General Science Quiz 6General Science Quiz 7General Science Quiz 8General Science Quiz 9General Science Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books