This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Geography Chapter 3 Our Changing Earth – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Geography Chapter 3 Our Changing Earth Quiz 15 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the thinnest most outer layer of the earth made up of rock? A) Crust. B) Mantle. C) Inner Core. D) Outer Core. Show Answer Correct Answer: A) Crust. 2. What is the characteristic shape of mushroom rocks formed by wind erosion? A) Wider base and narrower top. B) Wider top and narrower base. C) Completely spherical. D) Cone-shaped. Show Answer Correct Answer: A) Wider base and narrower top. 3. Loess is found in ..... A) Plains. B) Plateaus. C) Deserts. D) Mountains. Show Answer Correct Answer: C) Deserts. 4. The vertical distance between the highest and lowest points of a wave is called A) Wavelength. B) Wave height. C) Crest. D) Trough. Show Answer Correct Answer: B) Wave height. 5. Identify some common earthquake prediction methods based on the study of animal behaviour A) Dogs bark so loudly and donkeys bray continuously. B) Many animals like snakes, fish and other reptiles behave indifferently. C) Snakes get into the hole and fish in the sea comes out to the shore. D) Fish in the pond get agitated, snakes come to the surface. Show Answer Correct Answer: D) Fish in the pond get agitated, snakes come to the surface. 6. What were some challenges faced during the relief efforts after the Bhuj earthquake? A) Concerns about missing school supplies. B) Food and blankets not reaching everyone. C) Excessive rainfall causing flooding. D) Lack of volunteers for relief work. Show Answer Correct Answer: B) Food and blankets not reaching everyone. 7. Sand deposits over larger areas are called ..... A) Dunes. B) Mushroom rocks. C) Loess. D) None of these. Show Answer Correct Answer: C) Loess. 8. What type of forces are earthquakes and volcanoes examples of? A) Exogenic forces. B) Diastrophic forces. C) Endogenic forces. D) Erosional forces. Show Answer Correct Answer: C) Endogenic forces. 9. Thinnest under oceans and thickest under mountains A) Inner core. B) Outer core. C) Mantle. D) Crust. Show Answer Correct Answer: D) Crust. 10. The point where the earthquake originates A) Epicentre. B) Horizontal shape. C) Focus. D) Permian. Show Answer Correct Answer: C) Focus. 11. Q5) WHEN DID EARTH QUAKE CAME IN GUJARAT(BHUJ)? A) 26 JAN 2017. B) 15 AUG 1947. C) 26 JAN 2001. D) 5 SEP 1992. Show Answer Correct Answer: C) 26 JAN 2001. 12. According to an Estimate ..... Earthquakes are recorded every year A) 2 million. B) 2.5 million. C) 4 million. D) 1 million. Show Answer Correct Answer: D) 1 million. 13. On which scale is the magnitude of an earthquake measured? A) Fahrenheit Scale. B) Celsius scale. C) Decibel scale. D) Richter scale. Show Answer Correct Answer: D) Richter scale. 14. State Whether True or False:The coastal erosion of the Konkan Coast in Maharashtra is an example of endogenic forces at work, while the formation of the Western Ghats was influenced by exogenic forces. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 15. Soil moving downstream by rushing water is an example of- A) Weathering. B) Erosion. C) Conservation. D) Deposition. Show Answer Correct Answer: B) Erosion. 16. The cracks that appear on the glacier because of the splitting up of ice as a result of it an equal movement are known as? A) Cirque. B) U-shaped valley. C) Crevasses. D) Moraine. Show Answer Correct Answer: C) Crevasses. 17. All Earth changes happen quickly. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 18. Richter Scale was Invented by ..... A) Charles Richter. B) Thomas Richter. C) Bobby Richter. D) Michel Faraday. Show Answer Correct Answer: A) Charles Richter. 19. Continental Glaciers are found in: A) Australia. B) South America. C) Antarctica. D) Indian Ocean. Show Answer Correct Answer: C) Antarctica. 20. What si the origin of the seismic energy A) Epicenter. B) Waves. C) Molten Magma. D) Focus. Show Answer Correct Answer: D) Focus. 21. True/False:Igneous rocks can only turn into metamorphic rocks. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 22. The collection of sediments from all the mouths forms a A) DELTA. B) RIVER. C) SEA ARCHES. D) SEA CAVES. Show Answer Correct Answer: A) DELTA. 23. Which of the following would NOT help an organism become fossilized? A) Shell. B) Skeleton. C) Buried quickly with sediment. D) Soft body parts. Show Answer Correct Answer: D) Soft body parts. 24. What do you know by Volcano? A) Vent in the earth crust. B) It erupt molten magma. C) Erupt lava. D) All of the above. Show Answer Correct Answer: D) All of the above. 25. Vibrations can travel ..... the Earth A) Above. B) Around. C) On. D) Near. Show Answer Correct Answer: B) Around. ← PreviousNext →Related QuizzesClass 7 Geography Chapter 3 Our Changing Earth Quiz 1Class 7 Geography Chapter 3 Our Changing Earth Quiz 2Class 7 Geography Chapter 3 Our Changing Earth Quiz 3Class 7 Geography Chapter 3 Our Changing Earth Quiz 4Class 7 Geography Chapter 3 Our Changing Earth Quiz 5Class 7 Geography Chapter 3 Our Changing Earth Quiz 6Class 7 Geography Chapter 3 Our Changing Earth Quiz 7Class 7 Geography Chapter 3 Our Changing Earth Quiz 8Class 7 Geography Chapter 3 Our Changing Earth Quiz 9Class 7 Geography Chapter 3 Our Changing Earth Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books