before

How many spheres of the earth do we have?

• 2

• 3

• 4

• 5

What does an anoxic condition mean?

• Abundant supply of oxygen

• Less supply of oxygen

• Presence of oxidation

• Preservation of oxidation

How many elements are present in a petroleum system?

• 2

• 3

• 4

• 5

Basaltic magma is composed of?

• High amount of Fe, Mg and Ca, Low K and Na

• High amount of K and Na, Low Fe, Mg and Ca

• Intermediate amount of Fe, Mg and Ca, Low K and Na

• Intermediate amount of K and Na, Low Fe, Mg and Ca

As sandstone is to Quartzite, limestone is to?

• Migmatite

• Marble

• Schist

• Gneiss

Lignite is also known as?

• Big coal

• Black coal

• Brown coal

• Lemon coal

_____ is the volcanic equivalent of granite?

• Diabase

• Basalt

• Rhyolite

• Komalite

Light colored minerals are called?

• Mafic

• Felsic

• Calcic

• Benthic

Who proposed the theory of continental drift in 1912?

• Alfred Alphonso

• Alfred Webinae

• Alfred Willis

• Alfred Wegener

Which era, period and epoch are we in currently according to the geological timescale?

• Cenozoic, Paleogene, Oligocene

• Cenozoic, Paleogene, Pleistocene

• Cenozoic, Quaternary, Holocene

• Cenozoic, Quaternary, Eocene