List of top Geology Questions asked in GATE Geology and Geophysics

Based on the three statements given below, choose the CORRECT option. Statement I: Echinoids have water vascular system.
Statement II: Delthyrium and pedicle foramen are found in the brachial valve of brachiopods.
Statement III: Cardinal teeth, adductor muscles and chondrophore are found in bivalves.

The total number of symmetry elements in the crystal class represented by the point group 4/m3 2/m is:

The rate of spreading about a symmetric spreading center at the middle of a 4000 km wide sea is 40 mm/year. The spreading began $\underline{\hspace{1cm}}$ million years before present. [in integer]

Which of the following is/are slope stabilization method(s)?

All the faces of an octahedron can be collectively symbolized by:

90% of the bulk Earth is constituted of Fe, Si, O and:

Processes of fossilization affecting an organism from its death to burial under sediments come under the study of:

Rhodochrosite in hand specimen is most likely to be confused with certain varieties of:

The number of lattice points in a face-centered cubic (FCC) unit cell is:

The dip and dip direction of the lee side of a straight crested ripple on modern sediments are found to be 15$^\circ$ and N10$^\circ$W, respectively. Considering unidirectional water movement, the flow direction is towards:

In which one of the given mass extinction events, global cooling that resulted in glaciation and lowering of sea level, is considered as the major cause of extinction for more than 50% of marine fauna?

Which one of the following mineral pairs shows solid solubility through coupled substitution of elements?

Given $\Delta V_r$ and $\Delta S_r$ are the volume and entropy of reaction, respectively, the most suitable conditions for the reaction to be used as a geothermometer are

Choose the CORRECT statement regarding crystallization of a single feldspar of composition Or$_{50}$Ab$_{50}$ in the Albite–Orthoclase system.

The behavior of trace elements in magmatic systems follows:

Which of the given folds is/are represented by the stereoplot? \begin{center} \includegraphics[width=0.5\textwidth]{04.jpeg} \end{center}

At a depth of about 400 km inside the Earth, which one of the following occurs?

Which one of the following Phanerozoic periods has the shortest duration of time?

During contact metamorphism, with increasing temperature,

Which of the following is a chronostratigraphic unit?