Question

Given below are four steps for preparing a temporary mount of human cheek cells.
(i) Taking scraping from inner slide of the cheek and spreading to
(ii) Putting a drop of glycerine on the material.
(iii) Adding two or three drops of methylene blue.
(iv) Rinsing the mouth with fresh water and disinfectant solution
What is the correct sequence of the steps?
(A) i- ii - in- iv.
(B) iv-i-ii-ii
(C) iv-i-ii-iii
(D) i-iii-ii-iv​

Answer 1

Answer:

(C) iv....i....iii....ii

Answer 2

   A sequence of steps is given which we need to put in the correct order  for preparing a temporary mount of a human cheek      

•     The steps  should be in this order:
• The first step is rinsing the mouth with fresh water and disinfectant solution
• The second step is taking a scraping from the side of the cheek and spreading it
• The third step is putting a drop of glycerin on the material
• The fourth step is adding $2$ or  $3$ drops of methylene blue    
•  Therefore, The correct option is C