SCSC 301 Exam 2 With Correct Answers
.Accumulation of nutrients in ponds, lakes and ground water can lead to—— - ANSWER-Eutrophication
.Actinobacteria - ANSWER--Filamentous, forming branching chains
-Aerobic heterotrophs, non-acidic, moist, high C environments
- produces antibiotics (an...
-Can form symbiotic relationship with fungi to form lichen
-Microfauna
-some thrive in hot or cold environments
.Anaerobe - ANSWER-an organism that does not require free oxygen in order to respire, can only grow in
the absence of oxygen.
.Angle between H-O-H is - ANSWER-105*
.Archaea - ANSWER--Single-celled
-can make up to 10% of soil microbes
-Extremophiles! (Can live in extreme conditions)
,- Hot spring, sulfuric locations, volcano vents, permafrost, anaerobic (methanogens)
.Autotroph - ANSWER-an organism that can use CO2 as a C source, or obtain energy from the sun, or
from oxidation of inorganic elements or compounds (such as iron, sulfur, hydrogen, ammonium, and
nitrates)
.Drainage - ANSWER-Removal of groundwater or surface water, or of water from structures, by gravity
usually
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