(Lithosphere)
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1. Which of the following are correctly matched (I.F.S. 1993) 1. Gneiss: Metamorphic 2. Granite: Igneous 3. Sandstone: Sedimentary
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3. If the original clay sediments are subjected to high temperature and pressure, they successively change into rocks, the correct order of which is
(a) Slate, Shale, Schist (b) Shale, Schist, Slate (e) Slate, Schist, Shale (d) Shale, Slate, Schist
4. Artesian wells are found in (Asst. Grade, 1992)
(a) Sedimentary rocks (b) Igneous rocks
(c) Metamorphic rocks (d) none of these
5. The term ‘rock’ comprises (UJ).C. 1993)
(a) An aggregate of minerals, usually two or more
(b) A naturally occurring mass of solid, inorganic or organic
(c) Forming a firm and coherent mass of the earth’s crust
(d) All of the above
6. Sedimentary rocks are formed by the process of
(a) Metamorphism (b) Deposition
(c) Weathering (d) Solidification
7. Choose the correct statement about Sedimentary rocks: (Teacher’s Exam, 1994)
(a) These rocks cannot be formed under water
(b) These rocks are crystalline
(c) The structure of these rocks is contingent on heat and pressure
(d) These rocks have been deposited in layers
8. Sandstone belongs to
(a) Arenaceous rocks (b) Argillaceous rocks
(c) Carbonaceous rocks (d) Calcareous rocks
9. The igneous rocks are formed due to (C.D.S. 92)
(a) Accumulation of sediments at the bottom of sea
(b) Granitisation
(c) Disintegration of magma
(d) Altering of metamorphic rocks
10 In which type of rocks are coal and petroleum found?
(a) Granite (b) Igneous
(c) Metamorphic (d) Sedimentary
11 Which one of the following pairs is correctly matched? (C.D.S. 1991) Metamorphic rocks Derived from
(a) Schist Dolomite
(b) Slate Granite
(c) Gneiss Basalt
(d) Quartzite Sandstone
12. Sandstone belongs to fl.ES. 1988)
(a) Carbonaceous rocks (b) Calcareous rocks
(c) Argillaceous rocks (d) Arenaceous rocks
13. The formation of Extrusive rocks takes place
(a) By solidification of magma above the earth’s surface
(b) Due to excessive pressure at great depths
(c) By deposition of magma at a great depth
(d) At an intermediate depth by transformation
14. Match the following: (N.D.A. 1995)
A. Plutonic Rock 1. Marble
B. Volcanic Rock 2. Gabbro
C. Sedimentary Rock 3. Basalt
D. Metamorphic Rock 4. Sandstone
ABCD ABCD
(a) 3 1 4 2 (b) 2 3 4 1
(c) 4 2 3 1 (d) 2 3 1 4
15. Grit is another name for
(a) Shale (b) Sandstone
(c) Granite (d) Breccia
16. Innermost part of earth is made of (I.F.S. 1990)
(a) Sial (b) Sima
(c) Nife (d) Ag
17. Which of the following is not a sedimentary rock?
(a) Limestone (b) Marble
(c) Sandstone (d) Shale
18. Which metal is most abundant in the earth’s crust?
(a) Calcium (b) Magnesium
(c) Aluminium (d) Iron
19. Which of the following pairs is correct?
(a) Shale – possesses laminations
(b) Quartzite – soft rock
(c) Granite – sometimes contains fossils
(d) Basalt – coarse grained rock
20. Which of the following rocks is transformed into marble? (N.D.A. 1991)
(a) Granite (b) Limestone
(c) Peat (d) Shale
21. Which of the following is a metamorphic rock?
(a) Slate (b) Sandstone
(c) Shale (d) Limestone
22. The principal reason for the formation of metamorphic rocks is
(a) Decomposition of sediments
(b) Deposition of remains of plants and animals
(c) Extreme of heat and pressure
(d) Solidification of magma
23. Terra Rossa which typically develops in terrains is composed of (Teachers’ Exam. 1994)
(a) Limestone (b) Syenite
(c) Granite (d) Red sandstone
24. Which is the correct order of sedimentary rocks from those having larger constituent grains to those with smaller grains?
(a) Conglomerate, Sandstone, Shale
(b) Shale, Conglomerate, Sandstone
(c) Sandstone, Shale, Conglomerate
(d) Shale, Sandstone, Conglomerate
25. Artesian wells are formed in
(a) Basalt rocks (b) Coral rocks
(c) Aquifer rocks (d) Dykes
26. Earth’s crust below the oceans is composed of
(a) Sedimentary rocks (b) Igneous rocks (c) Metamorphic rocks (d) both (b) and (c)
27. In which type of rocks are metals like gold and copper mostly found? (I.A.S. 1992)
(a) Old Sedimentary (b) Old Igneous
(c) Old Metamorphic (d) New Metamorphic
28. The intrusion of lava into vertical structures forms Dykes while the intrusion of lava into horizontal layers will form
(a) Laccoliths (b) Lopoliths
(c) Sill (d) Batholiths
29. Dolerite is an example of
(a) Dyke (b) Batholith
(c) Laccolith (d) Lopolith
30. The type of igneous rocks which are formed midway between volcanic and plutonic rocks, are known as
(a) Basalt (b) Hypabyssal
(c) Laccolith (d) Batholith
31. Which of the following is an Argillaceous rock?
(a) Sandstone (b) Shale
(c) Limestone (d) Slate
32. The type of sedimentary rocks formed by the deposition by wind are called
(a) Lacustrine rocks (b) Arenaceous rocks
(c) Aeolean rocks (d) argillaceous rocks
33 Which is the metamorphic equivalent of sandstone?
(a) Graphite (b) Gneiss
(c) Schist (d) Quartzite
34 The dome shaped Plutonic igneous rocks are called
(a) Laccoliths (b) Batholiths
(c) Lopoliths (d) Dyke
35. Coal is an example of
(a) Stone (b) Igneous Rock
(c) Metamorphic Rock (d) Sedimentary Rock
36. Rocks which are formed by the solidification of lava are (M.B.A. 1992)
(a) Sandstone (b) Limestone
(c) Granites (d) Basalts
37. Basalt rock is an example of
(a) Metamorphic rock (b) Igneous rock
(c) Sedimentary rock (d) Sand dune
38. Which of the following is not an intrusive igneous rock?
(a) Laccolith (b) Dyke
(c) Batholith (d) Basalt
39. Match the following:
A. Shale 1. Sedimentary Rock
B. Gabbro 2. Igneous Rock
C. Marble 3. Metamorphic Rock
D. Granite
ABCD ABCD
(a) 3 2 3 1 (b) 1 2 3 2
(c) 1 3 2 1 (d) 2 3 3 2
40. Pumice is derived from
(a) Aquifer rocks (b) Volcanic rocks
(c) Coral rocks (d) Sedimentary rocks
41. The lightest layer of the earth is
(a) Nife (b) Sima
(c) Mantle (d) Sial
42. Density of the core of the earth is expected to be
(a) 2.75 (b) 5
(c) 5.6 (d) 17.2
43. Which of the following pairs is incorrect?
(a) Gneiss – Metamorphic (b) Rock Salt – Sedimentary
(c) Dolerite – Igneous (d) Dolomite – Igneous
44. The core of the earth is also known as
(a) Lithosphere (b) Mesosphere
(c) Barysphere (d) Centrosphere
(e) (c) and (d) both
45. Match the following:
Original Rock Metamorphic rock
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A. Mica |
1. |
Marble |
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B. Limestone |
2. |
Slate |
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C. Granite |
3. |
Graphite |
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D. Shale |
4. |
Schist |
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5. |
Gneiss |
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ABCD |
ABCD |
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(a) 4 15 2 |
(b) |
3 24 1 |
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(c) 1 2 3 4 |
(d) |
1 53 4 |
46. Which of the following rocks is a metamorphic equivalent of sandstone?
(N.D.A. 1994)
a) Marble (b) Quartzite
(c) Gneiss (d) Granite
47. What is anthracite?’
(a) A dark colored Metamorphosed sandstone
(b) A soft, colorful limestone
(c) A transformed shiny shale
(d) A hard shiny black coal
48. Tin is found in (Teachers’ Exam, 1994)
(a) Basic Igneous rocks (b) Metamorphic rocks
(c) Placer deposits (d) All of these
49. The most abundant element in the earth’s crust is
(a) Aluminium (b) Nitrogen
(c) Oxygen (d) Phosphorus
50. Which of the following layers of the earth is believed to have the heaviest mineral materials of highest density?
(a) Central core (b) Crust
(c) Mantle (d) Both (b) and (c) above
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ANSWERS
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