I. Answer all the following questions : 1. It deals with past history of earth. It studies stratified rocks. Present is the key to the past
Based on the above information which branch of geology is being discussed about a. Crystallography b. Paleontology c. Historical geology d. Physical geology
2. Given below are the names of planets. Arrange the planets according to their distance from the sun and choose the correct option. Planets: i) Neptune ii) Venus iii) Mercury iv) Uranus a. iii, ii, i, iv b. iii, ii, iv, i c. i, ii, iii, iv d. iv, iii, ii, i
3. The shape of earth is ____________ a. Geoid b. Circular c. Flat d. All of the above
4. Assertion (A): A dune is defined as a ridge or mound of sand with crest. Reason (R): Dune is developed normally when the wind deposit’s its load due to some obstruction during its transport. a. (A) is true but (R) is false b. (A) is false but (R) is true c. Both (A) and (R) are true but (R) is not the correct explanation for (A) d. Both (A) and (R) are true and (R) is the correct explanation of (A)
5. The full form of CIL is ____________ a. Coal India Limited b. Crude-oil India Limited c. Compound India Limited d. None of the above
II. Fill in the blanks by selecting the correct answer given below : (Answer: Mechanical, Planetary geology, 5.517, Environment, Cystal, Chemical) 6. The branch of geology which deals with the study of cosmic bodies is called _______ 7. The mean density of the earth is ____________gm/cm3 8. Physical weathering is also called as ____________ weathering. 9. A solid polyhedral body bounded by faces, edges and solid angles is called as _________ 10. The total set of circumstances which surrounds an organism or a group of organisms is called as __________
III. Match the following : 11. Structural geology a) Venus 12. Inner group of planet b) Wind 13. Earth’s volume c) Example of mineral 14. Ventifacts d) Study of rock structures 15. Muscovite e) 1.083 X 1027 cm3 f) Saturn
IV. Answer all the following questions : 16. What is the term used to define the association of billions of stars? 17. Name the discontinuity which separates the crust from the mantle. 18. What is neeve? 19. What do you call the sharp peak formed when three or more cirques are carved out of mountain? 20. What is pollution?
V. Answer any seven of the following questions (7 X 2 = 14) 21. What is dynamic geology and geomorphology? 22. Identify the cosmic object shown in the image given below. Give the definition of the object shown in the image. 23. What is the equatorial and polar diameter of earth? 24. What is rotation of earth? 25. What is revolution of earth? 26. In the image given below locate the epicenter and focus of the earthquake using the points X and Y. Name what occurs at X and Y positions. What is earthquake? 27. Given below is the image of crystallographic axis. The length of all the three axis is same they are mutually perpendicular to each other and can be interchanged. Name the crystal system which has such relationship between crystallographic axis. Give an example of the mineral which crystallizes under this crystal system. 28. What is water pollution? 29. What is NIO?
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