Question
Which of the following is the correct sequence of
reagents given below used in the Gram staining process? (A) lodine (B) Crystal violet (C) Safranın (D) Alcohol Choose the correct answer from the options given below:Solution
The correct order of reagents in Gram staining is: (B) Crystal violet: Primary stain. (A) Iodine: Mordant, which fixes the dye to the cell wall. (D) Alcohol: Decolorizer that removes the primary dye from Gram-negative cells. (C) Safranin: Counterstain that stains Gram-negative cells pink.
Which of the following statements about the “Phillips Curve” is correct?
I. The Phillips curve is an eco...
A man deposited 25% of his salary to a bank which offers compound interest at the rate of 10% p.a. If the interest earned by him from the bank after 2 y...
Study the given diagram carefully and answer the question. The numbers in different sections indicate the number of persons.
What will come in place of A and B, respectively, in the given double displacement reaction?
A + B → AgBr + KNO₃
Who is the author of the work, The Evolution of Provincial Finance in British India : A Study in the Provincial Decentralization of imperial Financer?
What is a Black Swan Impact?
The sides of a rectangle are in the ratio 8 : 10 and its perimeter is 90 cm. The area of this rectangle is:
The average age of 20 girls is 54 years. If the age of two more girls is added the average decreases by half a year. What is the sum of the age of new g...
Assertion (A): During the British rule, the Congress Ministers resigned in 1939 in all the provinces where they were in office.
Reason (R): Con...
The world’s first inter-continental large wild carnivore translocation project is associated with Kuno National Park, Wild Cheetahs were brought from ...
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