Which of the following is not a molecular method for detection of microbial population from waterl soil?
A. Dot-blot hybridization
B. MPN
C. RT-PCR
D. PCR
Answer: Option B
A. Dot-blot hybridization
B. MPN
C. RT-PCR
D. PCR
Answer: Option B
Which concentration of ethanol (ethyl alcohol) is the most effective as a disinfectant?
A. 100%
B. 70%
C. 50%
D. 25%
Which of the following method works primarily by denaturing proteins?
A. Ultra filtration
B. Heat
C. UV radiation
D. None of the above
Dioxins and furans are two toxic gaseous pollutants which can be measured by
A. GC - MS
B. TLC
C. ICP - AES
D. AAS
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