List of top Environmental Sciences Questions on Earth Science

Two Stage Catalytic Convertors are used in vehicles for _____ in tail end emissions.

Match the mineral groups with examples:

List I	List II
A. Oxide --- IV. Quartz B. Silicate --- II. Feldspar C. Carbonate --- I. Siderite D. Sulphide --- III. Galena	IV. Quartz II. Feldspar I. Siderite III. Galena

Which of the following are the primary sources of usable energy? A. Solar energy B. Geothermal energy C. Fossil fuels D. Hydro/wind energy E. Lunar energy

Arrange the following coal types in decreasing order of their oxygen, hydrogen and moisture contents: A. Lignite B. Peat C. Bituminous D. Anthracite

Match the geometry linkage of SiO$_4$ tetrahedron with example minerals:

List I	List II
A. Sheet --- III. Kaolinite B. Single Chain --- IV. Pyroxene C. Double Chain --- II. Quartz D. Frameworks --- I. Amphibole	III. Kaolinite IV. Pyroxene II. Quartz I. Amphibole

Which of the following are examples of Igneous rocks? A. Batholiths B. Stock C. Argillaceous D. Gneiss E. Zeolite

Arrange following rock types from high grade to low grade metamorphism: A. Slate B. Gneiss C. Schist D. Shale E. Phyllite

Arrange the following Seismic discontinuities based on their depth of occurrence from shallow to deeper: A. Conrad discontinuity B. Repetti discontinuity C. Gutenberg discontinuity D. Lehmann discontinuity E. Mohorovicic discontinuity

Arrange the following materials in decreasing order of their porosity (percentage of total volume of material that consists of pore spaces): A. Sand B. Clay C. Gravel D. Sandstone (Semi consolidated)

Arrange the following elements in increasing order of their mass (weight) percentage in the Bulk earth: A. Iron B. Silicon C. Oxygen D. Magnesium E. Nickel

Arrange the following Epochs of Cenozoic era starting from recent one to older one: A. Paleocene B. Pliocene C. Oligocene D. Holocene E. Eocene

Identify the correct statements:
Statements:
A. Eddy diffusion is a dominant mixing process in the stratosphere.
B. Height of the troposphere at poles is less than that over the equator.
C. Mean free path of molecules in the mesosphere is longer than that in the troposphere.
Choose the correct answer from the options given below:

Earthquakes occur in:

Arrange the following minerals in the correct sequence of crystallization starting from a cooling magma:
Minerals:
A. Oligoclase
B. Muscovite
C. Anorthite
D. Quartz
Choose the correct answer from the options given below:

What is the hardness of corundum in the Mohs scale of hardness?

Match List I with List II:

LIST I	LIST II
A. Feldspar	I. Halide
B. Gypsum	II. Silicate
C. Azurite	III. Carbonate
D. Halite	IV. Sulfate

Choose the correct answer from the options given below:

Which of the following minerals have platy crystal habit?
Minerals:
A. Muscovite
B. Sillimanite
C. Asbestos
D. Biotite
Choose the correct answer from the options given below:

What is the plutonic equivalent of rhyolite?

In the asthenosphere, the velocity of S-waves in partly molten rocks:
A. Increases
B. Decreases
C. Remain Constant
D. First increases then decreases
Choose the correct answer from the options given below:

Water that got trapped during the formation of sedimentary rock is referred to as:

Partial pressure of nitrogen gas (N₂) in the atmosphere will be:

A geographical unit delineated by sharp gradients where precipitation or snowmelt flows along one side of the gradient, depending upon local topography and natural hydrology, is called: