(Geochemistry) Geology Model Test Paper
Geology Objective Sample Questions
Q. 1: Sensitive
High Resolution ion probe (SHRIP) is a:
(a) Age Ending method by Zircon crystal
(b) Type of remote sensing survey.
(c) Type of film used for remote sensing survey.
(d) Type of mineral exploration method.
ANSWER: (a)
Q. 2: In a series
of coal seams the fixed carbon increases and the volatile matter de
Creases with depth
are known as:
(a) Hit’s rule
(b) Bode’s rule
(c) Clarke’s rule
(d) Michaud’s rule.
ANSWER: (a)
Q. 3: Methane is
the more abundantly found in the natural gas because:
(a) lt is the most unstable hydrocarbon
(b) lt is the most stable hydrocarbon
(c) It is found at a greater depth
(d) lt is soluble.
ANSWER: (b)
Q. 4 : Long -term
changes in the geochemical cycle are known as :
(a) Periodic changes
(b) Permanent changes
(c) Secular changes
(d) Perennial changes.
ANSWER: (c)
Q. 5 : Hydrogen is
converted to helium in the sun this nuclear reaction produces :
(a) Solar radiation
(b) Potential energy
(c) Kinetic energy
(d) Radiation energy
ANSWER: (a)
Q. 6 : India has
been divided into .... 'heat flow zones :
(a) 3
(b) 5
(c) 7
(d) 10
ANSWER: (b)
Q. 7: Which method
is used for dating relatively recent geological event?
(a) K - Ar method
(b) U - pb method
(c) Carbon - 14 methods
(d) Rb - Sr method.
ANSWER: (c)
Q. 8: Elements
which readily-form ions with an outermost 8-electron shell are:
(a) Siderophile
(b) Chaleophile
(c) Lithophile
(d) Atmosphere
ANSWER: (c)
Q.9: Which type of
bond is present in the diamond?
(a) Metallic bond
(b) Ionic bond
(c) Covalent bond
(d) Van deer Waal’s bond.
ANSWER:(c)
Q.10: When more
than one type of bond is present in a single compound then it is called
(a) Homodesmic
(b) Heterodesmic
(c) Heterobondic
(d) Polybondic
ANSWER:(b)
Q. 11: Magma is
characterised by :
(a) Composition
(b) Temperature
(C) Mobility
(d) All the above.
ANSWER:(d)
Q. 12 : Type of
soil depends upon :
(a) Parent rock
(b) Climate
(c) Biological activity
(d) All the above.
ANSWER: (d)
Q. 13: The mineral
formed ‘from the products of chemical decomposition are generally:
(a) Oxide compounds
(b) Silicates
(c) Carbonates
(d) Hydrates compounds.
ANSWER: (d)
Q. 14. The
stability series of minerals of ligneous rocks towards weathering is given by:
(a) Bowmen (1919)
(b) Goldich (1938)
(c) lmbrie (1959)
(d) Goldschmidt (1940)
ANSWER: (b)
Q. 15 :
Sedimentary apatite is known as :
(a) Gibbsite
(b) Retaliate
(c) Cellophane
(d) Polyhalite
ANSWER: (c)
Q. 16: The angle
between the bonds joining the hydrogen nuclei to the centre of the oxygen
atom in a water
molecule is :
(a) 90°
(b) 96°
(c) 105°
(d) 115°
ANSWER: (c)
Q. 17 : The number
of water molecules be packed around a given ion depends on the :
(a) Size of the ion
(b) Shape of the ion
(c) Charge on the ion
(d) Cohesive forces between water molecules.
ANSWER: (a)
Q. 18: In the
periodic table of elements, the elements are arranged in order of:
(a) Decreasing atomic weight.
(b) Increasing atomic number.
(c) Increasing volume.
(d) Decreasing atomic number.
ANSWER: (b)
Q. 19: Hydrolysis
or a solution is a/an:
(a) Substitute reaction between water ions and salt ions.
(b) Substitute reaction between precipitate and solvents.
(c) Exchange reaction between precipitates and water
ions.
(d) Exchange reaction between water ions and salt ions.
ANSWER: (d)
Q. 20: Deuteron is
a:
(a) Nucleus containing two neutrons.
(b) Nucleus containing two protons.
(c) Nucleus containing a neutron and a proton.
(d) Nucleus containing two protons and two neutrons.
ANSWER: (c)
Q. 21 : Sea water
is :
(a) Slightly alkaline.
(b) Slightly acidic.
(c) Neutral.
(d) None of these.
ANSWER: (a)
Q. 22 : The degree
of hydration depends on the :
(a) Size of the ion.
(b) Intensity of the charge on its surface.
(c) Shape of the ion.
(d) Both (a) and (b).
ANSWER: (d)
Q. 23: The PH of
pure water is:
(2) 0
(b) 5
(C) 7
(d) 10
ANSWER: (c)
Q. 24: The term
pH stands to:
(a) Pure Hydrogen
(b) Puissance de Hydrogen
(c) Potential Hydrogen
(d) Per Hydrogen ion
ANSWER: (b)
Q. 25: Which is
the first solid to separate from sea water by evaporation under natural?
Condition:
(a) Barium chloride
(b) Calcium carbonate
(c) Calcium chloride
(d) Calcium sulphate
ANSWER: (b)
Q. 25: Which
feldspar occurs more usually in metamorphic rocks?
(a) Microcline
(b) Orthoclase
(c) Anorthite
(d) Albite
ANSWER: (a)
Q. 26: Geochemical
data on the Dhanjori volcanic of the singhbhum carton indicate the
they are :
(a) Basaltic in nature
(b) Rhyolite in nature
(c) Ranging from basalt to Andesite
(d) Ranging from Rhyolite to rachitic.
ANSWER: (c)
Q. 27: The
atmosphere is being made up almost entirely of the following elements:
(a) Nitrogen and Argon
(b) Nitrogen and oxygen
(c) Nitrogen, oxygen and Argon
(d) Chlorine, Hydrogen and carbon dioxide.
ANSWER: (c)
Q. 28: Weather
phenomena confined to the:
(a) Troposphere
(b) Stratosphere
(c) Inosphere
(d) Mesosphere.
ANSWER: (a)
Q. 29 :
Chemosphere is another name of :
(a) Troposphere
(b) Stratosphere
(c) Mesosphere
(d) Exosphere.
ANSWER: (c)
Q. 30 : The oceans
cover about .... area of the earth’s surface :
(a) 69%.
(b) 21 %
(c) 70.8 %
(d) 80.2 %
ANSWER: (c)
Q. 31: The
salinity of sea water can be determined from a measurement of :
(a) Density
(b) Refractive index
(c) Electrical conductivity
(d) All the above.
ANSWER:(d)
Q. 32: Higher
salinity in the sea water is due to increase in:
(a) Sodium
(b) Sulphate
(c) Chloride
(d) All the above.
ANSWER:(d)
Q. 33: The concept
of the biosphere was introduced by:
(a) Darwin
(b) Lamarck
(c) Washington
(d) Robinson
ANSWER:(b)
Q.34: According to
Rename and shame, the relative weights of the Atmosphere, Hy
drosphere and
Biosphere in decreasing order are :
(a) Hydrosphere, Atmosphere and Biosphere
(b) Atmosphere, Hydrosphere and Biosphere
(c) Biosphere, Atmosphere and Hydrosphere
(d) Atmosphere, Biosphere and Hydrosphere.
ANSWER:(a)
Q. 35: Examples of novelistic siliceous rocks of biological origin are:
(a) Diatoms
(b) Radiolarians
(c) Sponges
(d) All the above
ANSWER: (b)
Q. 36: Peat
formation involves:
(a) Rapid decomposition of water soluble substances.
(b) Slow decomposition of the cellulose compounds.
(c) Gradual accumulation of the cell substance of the
microorganisms
(d) All the above.
ANSWER: (d)
Q. 37: In a
homologous series the stability increases:
(a) As the number of carbon atoms increases
(b) As the number of carbon atoms decreases.
(c) When the number of carbon atoms remains constant
(d) None of these.
ANSWER: (b)
Q. 38: What is
saprobe?
(a) lt is the product of the organic matter decomposed by
the action of anaerobic bacteria.
(b) lt is black in colour
(c) Example ofthe saprobe is black sea.
(d) All the above.
ANSWER: (d)
Q. 39 :
Geochemical processes operate only because of:
(a) Presence of various chemical on the earth’s crust.
(b) Water circulation system.
(c) A flow of energy from a higher to a lower potential
or intensify.
(d) High pressure in the crust.
ANSWER: (c)
Q. 40 :
Crystallisation of magma is a .... reaction and progressive metamorphism is a
reaction :
(a) Endothermic / Exothermic
(b) Exothermic/ Endothermic
(c) Both are Exothermic
(d) Both are Endothermic.
ANSWER: (b)
