molecular biological tools for environmental management

Chemolithotrophs are diverse microbes that oxidize?

• hydrogen sulfide

• sodium sulfide

• metals

• both a and c

Profiling of microbial communities are based on which technique?

• PLFAs

• FISH

• CSIA

• TRFLP

Application of Denaturing gradient gel electrophoresis (DGGE)

• characterize microbial population

• measurement of radio isotope of different compounds

• for finding specific features in DNA

• analysis of microbiota from contaminated sites

Terminally branched saturated indicator is found in?

• sulfate reducing bacteria

• cell membranes of sulphate

• gram negative anaerobic bacteria

• all organisms

In DNA MICROARRAY collection of orderly microscopic spots are known as

Why don't we use traditional microbiology techniques for environmental management analysis?

• only 1-10 bacteria types can be cultured

• not very representative to in-situ community

• time consuming

• all of the above

Which is the most used labelled isotope in SIP

• Carbon

• Silicon

• Magnesium

• Zinc

The term used in analyzing of biological and chemical characteristics of soils, sediments, groundwater is _______

Which compound includes gas emissions from volcanoes and forest fire and it can be detected by CSIA?

• chlorinated solvents

• nitroaromatics

• BTEX

• petroleum hydrocarbons

PLFA analysis can be combined with?

• CSIA

• CENSUS

• SIP

• FISH