The dimly lit zone in which zooplankton and smaller fishes predominate is the ____.

A. abyssal zone
B. euphotic zone
C. estuary zone
D. bathyal zone
E. benthic zone


Answer: D

Environmental & Atmospheric Sciences

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The isotope lithium-7 has a mass of 7.0160 atomic mass units, and the isotope lithium-6 has a mass of 6.0151 atomic mass units. Given the information that 92.58 percent of all lithium atoms found in nature are lithium-7 and 7

42 percent are lithium-6, calculate the atomic mass of lithium, Li (atomic number 3). A) 7.0160 amu B) 6.942 amu C) 6.495 amu D) 13.031 amu

Environmental & Atmospheric Sciences

________ combine(s) with human factors to create an ideal environment for forest fires in Southeast Asia

A) ENSO B) Hurricane season C) Trade winds D) Apple plantations

Environmental & Atmospheric Sciences

Atoms are composed of ________, and compounds are composed of ________

A) molecules; atoms B) cells; protons, neutrons, and electrons C) protons, neutrons, and electrons; molecules D) protons, neutrons, and electrons; atoms

Environmental & Atmospheric Sciences

A cut-off meander is also known as

A. an oxbow. B. a floodplain. C. a delta. D. a drainage basin.

Environmental & Atmospheric Sciences