We are currently living in the

A) Mesozoic era.
B) Tertiary period.
C) Holocene epoch.
D) midst of Earth's sixth major ice age.


Answer: C

Environmental & Atmospheric Sciences

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Which of the following minerals does not belong to the DISCONTINUOUS branch of the Bowen's reaction series?

a) Olivine b) Pyroxene c) Amphibole d) Plagioclase feldspar e) Biotite

Environmental & Atmospheric Sciences

Weathering refers specifically to the physical (mechanical) processes that break down rocks and doesn't include the chemical processes that breakdown rocks

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

Which of the numbered features is a lava flow?



A) 1
B) 2
C) 3
D) 4
E) 5

Environmental & Atmospheric Sciences

What is the most productive photosynthetic plankton apart from Cyanobacteria?

a. Dinoflagellates b. Coccolithophores c. Diatoms d. Ciliates

Environmental & Atmospheric Sciences