List of practice Questions

Which of the following is a method to conduct phylogeny of protein and DNA sequences?
Which one of the following is derived from the ectoderm?
At G2/M checkpoint the cell cycle will arrest if
Choose the option that correctly matches for an immunosuppressant and its origin
A polymerase chain reaction yields 1.2 billion copies of DNA in 30 cycles. How many cycles would be needed to obtain 300 million copies?
The biocide DDT (a chlorinated hydrocarbon) has a half-life of around
Which of the following techniques is commonly used to identify protein-protein interaction?
Which one of the following waste treatment system is devoid of any packing material, and it recycles internal biomass based on gravity?
Which one of the following is NOT an auxin?
Which of the following pair of monosaccharides contains epimers of each other?
Which law of thermodynamics states that "energy of an isolated system is constant"?
Which of the following elements readily react with oxygen to form their oxides?
A biochemist is pelleting down the microsomal fraction from a sample using ultracentrifuge at a speed of 20000 rpm. What would be RCF if the diameter of the rotor is 7 cm?
Corrosion of silver results in the formation of
Which of the following is a geometric progression?
Possible number of isomers including stereoisomers for an organic compound with the molecular formula \( C_4H_9Br \) is:
If A and B are the two sets containing 3 and 6 elements respectively, then what can be the maximum number of elements in A∪B?
If the zeroes of the quadratic polynomial \(ax^2+bx+c \  (c≠0)\) are equal, then
In the given figure, the radius of each outer circle is a, then the radius of the inner circle is
In the given figure, the radius of each outer circle is a, then the radius of the inner circle is
If secθ+tanθ=k, then secθ-tanθ=?
The modal class of the following frequency distribution is
Class Interval0-2020-4040-6060-8080-100
Number of Students1518212917
The pair of substances which have the same value of specific heat is
A light ray bends away from normal when it travels from
Irrespective of the position of the object on the principal axis, a concave lens always forms an image of nature
If 25 cm each is the object and image distances due to convex lens, then its focal length is