mlt wallah quiz 16 ( history of microbiology microscopy bacteria

In neisser stain _____is used as a counter stain

• Neisser methylene blue

• Neisser crystal violet

• Bismarck brown

• 6% dexrose

In albert stain , the organism stain

• Bluish black colour

• Oange colour

• Green colour

• Red colour

Nocardia species are acid fast only with

• 1 percent sulphuric acid

• 3 percent sulfuric acid

• 2 percent sulphuric acid

• 4 percent sulphuric acid

Mycobacterium tuberculosis resists decalorisation with

• 20 percent sulphuric acid

• 40 % sulfuric acid

• 30 % sulfuric acid

• 50 percent sulphuric acid

Which solution is used as a primary stain in zn stain method

• Methylene blue

• Carbol fuschsin

• Malachite green

• Sulfuric acid

Which reagent is used as a primary stain in gram stain

• Lugols iodine

• Acetone

• Crystal violet

• Safranin

Most specific test for sero diagnosis of syphilis

• Wasserman reaction

• Treponema pallidum immobilization

• VDRL

• Kahn test

The construction of simple microscope is attributed to

• Louis pasteur

• Haeckel

• Antony van leuwenhoek

• Robert koch

The process of converting milk into curd is carried out by:

• Yeast

• Lactobacillus

• Rhizobium

Which part of the bacterial cell helps in movement?

• Pilli

• Fimbriae

• Flagella

• All of above