A fault in which the displacement of limbs take place at a right angle to the surface of discontinuity (like dyke) are known as:
Which sequence of the materials below shows no missing steps, and could occur during the rock cycle ?
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Which of the following has not been considered as an earthquake precursor ?
The heat that caused melting in the Earthís early history was supplied from which of the following events or causes ?
The theory of plate tectonics was not initially widely accepted because .
Although igneous in origin, the chilled margins between the rounded shapes show no visible crystals. What is the name of this kind of igneous texture ?
Volcanism is associated with which of the following types of plate boundaries ?
Consider the following characteristics of a rock type :
(1) Formed by the cooling and solidifications of molten magma
(2) Molten lava when cooled formed into crystals
(3) Formed into lava plateaus, lava plains and lava shields
Which one of the following mentioned rocks posses the above characteristics ?
A cleavage consisting of closely spaced micro faults of fracture that divide the rock into a series of tabular bodies is known as :
Which type of cross- bedding cannot be used to tell top and bottom :
If a new planet were found between Venus and Mercury, which of the following features would it most likely have ?
Which of the following statements about rock deformation is false ?
If the sedimentary rocks on a geologic map form a zigzag pattern, the underlying structure probably consists of .
An igneous rock contains many one- centimetre diameter crystals of olivine. Which of the following statements about the igneous rock would be true ?
What is the difference between the zone of saturation and the zone of aeration of groundwater ?
Which of the following processes is most likely to preserve land plants as a large coal deposit?
Why is it not possible to date Pliocene fossils with the carbon- 14/nitrogen- 14 dating technique ?
Use the following statements about processes involved in the formation of energy resources to answer question 24.
I. Marine microorganisms die.
II. Organic material is heated and compressed.
III. Organic material is buried by sediment.
IV. Hydrocarbons sink through permeable rock because they are more dense than water.
V. Trees die in a swamp.
VI. Hydrocarbons rise through permeable rock because they are less dense than water.
Q.
Which of the following describes the order of formation of an oil deposit ?
How much of the original radioactive parent material would be left in a rock sample after three half- lives ?
According to the plate tectonic theory, which process is most likely to be occurring at the site of mountain building in the interior of a continent (e.g., the Himalayan Mountains) ?
Which of the following eruption and lava types is most likely produced at the Earthís surface above a subduction zone ?
Match the following parts of the rock cycle with the appropriate explanation.
Which of the following would be the least important factor to consider when designing an earthquake- resistant building ?
Which directions of compression caused the parallel alignment of the long crystals in the metamorphic rock ?
29 docs|48 tests
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29 docs|48 tests
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