List of top Questions asked in IIT JAM GG

The apparent dip of a plane is measured to be 45° towards NE. The true dip of the plane is
A horizontal upright fold will have a
The displacement of the bed shown in the figure bellow is caused by a single movement along fault XYZ. Of the options given below, which fault-type can explain the observed displacement?
displacement of the bed
In the AFM diagram below, W, X, Y and Z sepresent four pelitic assemblages. Which combinations of assemblages contain the same mineral phases in equilibrium in the staurolite zone?
AFM diagram
Match the rock types in Group I with their characteristic mineral assemblages in Group II.
Group IGroup II
PDiorite1plagioclase-orthopyroxene clinopyroxene
QTole2olivine-orthopyroxene-clinopyroxene
RNorite3plagioclase-homblonde + quartz
SLherzolite4quarte-plagioclase K-feldspar
Match the mineral deposit types in Group I with the water types in Group II considered dominantly responsible for their origin.
Group IGroup II
PPorphyry copper deposits1Meteoric water
QMississippi Valley Type deposits2Groundwater
RRoll-front uranium deposits3Magmatic water
SEpithermal gold deposits4Connate water
Match the minerals in Group I with their optical properties in Group II
Group IGroup II
PSodalite1Mottled extinction
QTourmaline2Isotropic
RCalcite3Pleochroic from blue to brown
SMuscovite4Twinkling effect
The contact between the Talchir Formation and the underlying Precambrian basement is
Increased diversity of siphonate bivalves occurred in response to
A metamorphosed basaltic assemblage can include the minerals
An index fossil should have
Match the formations in Group I with corresponding stratigraphic periods in Group II.
Group IGroup II
PSyringothyris Limestone1Permian
QKarai Shale2Jurassic
RChari3Carboniferous
SBarren Measures4Cretaceous
Which one of the given statements is correct?
Which of the following structures form in marine environment?
Identify the correct stratigraphic successions ordered from oldest to youngest.
Which of the following stratigraphic units contain coal seams?
Which of the following statements are CORRECT?
Which of the following genera are stem fossils?
Which of the following statements are correct?
The acceleration due to gravity on the Earth's surface depends on
Which of the following pairs represent correct plutonic - volcanic equivalents?
Based on the given stereographic projection, the fold can be classified as
Based on the given stereographic projection, the fold can be classified as
The Ripple Symmetry Index (RSI) for the given hypothetical asymmetric ripple is_____. (Round off to one decimal place)
The Ripple Symmetry Index (RSI)
Within a fourth order drainage basin, the total lengths of the 1st, 2nd, 3rd and 4th order streams are 10.5 km, 7.5 km, 5.5 km and 1.5 km, respectively. If the drainage density of the basin is 0.5 km-1, the basin area is km2. (In integer)
A soil has a void ratio of 0.5. The total porosity of the soil is____. (Round off to two decimal places)