Biological Tools And Techniques - Study Mode

[#1] Which concentration of ethanol (ethyl alcohol) is the most effective as a disinfectant?
Correct Answer

(B) 70%

[#2] Which of the following method works primarily by denaturing proteins?
Correct Answer

(B) Heat

[#3] Dioxins and furans are two toxic gaseous pollutants which can be measured by
Correct Answer

(A) GC - MS

[#4] HEPA filters are used to filter
Correct Answer

(A) Air

[#5] What is the relationship between resolving power of a microscope and wavelength?
Correct Answer

(A) Shorter the wavelength, Higher the resolving power