TORTORA FUNKE CASE ninth edition MICROBIOLOGY an introduction

TORTORA FUNKE CASE ninth edition MICROBIOLOGY an introduction 27 Part C Environmental Microbiology Power. Point® Lecture Slide Presentation prepared by Christine L. Case Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings

Algal Blooms § Pollutants (nutrients) may cause algal blooms. § Algal blooms lead to eutrophication. Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 27. 15

Coliforms § Aerobic or facultatively anaerobic, gram-negative, non– endospore forming rods that ferment lactose to acid plus gas within 48 hours, at 35°C. § Indicator organisms § Used to detect fecal contamination. § MPN: § Most probable number/100 ml of water. Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings

Multiple-Tube Method Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 6. 18 a

Multiple-Tube Method Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 6. 18 b

Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 27. 19

MUG Test § ONPG causes E. coli to make -galactosidase. § MUG - galactosidase fluorescent compound Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 27. 16

Municipal Water Treatment Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 27. 17

Municipal Sewage Treatment Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 27. 20

Activated Sludge Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 27. 21

Anaerobic Sludge Digester § CO 2 + 4 H 2 CH 4 + 2 H 2 O § CH 3 COOH CH 4 + CO 2 Copyright © 2006 Pearson Education, Inc. , publishing as Benjamin Cummings Figure 27. 24