List of top Questions asked in GAT-B

Which one of the following vaccine was developed by Louis Pasteur?
Here are four statements about Major Histocompatibility Complex (MHC).
A. MHC-I is expressed by nearly all nucleated cells
B. MHC-II is expressed by antigen presenting cells and they present antigen to cytotoxic T cells
C. Only Helper T cells and not the cytotoxic T cells can recognize antigen in complex with MHC-II
D. Natural Killer cells express a variety of receptors that engage with MHC-II
Which of the above statement(s) is true?
Which one of the following statements about central memory T cells is true?
Several DNA viruses can cause latent infection by their ability to
A virus-X requires endocytosis for infection and replicates in the cytosol. De-proteinized genome of the virus is non-infectious. X is a
What is the median of the data given below?
2, 2, 0, 4, 12, 10, 6, 8
In an experiment, with increasing number of tosses of a coin the
The ratio of the area of a circle and a square having the same perimeter is
Eclipse period in a virus infection is defined as the time
The first virus to be discovered was
Which among the following enzymes enables integration of the retroviral genome into the host genome?
The ratio of the number of girls to the number of boys in a school of 720 students is 3:5. If 18 new boys are admitted, how many new girls may be admitted so that the ratio changes to 2:3?
A train travels 360 km at a uniform speed. If the speed had been 5 km/h more, it would have taken 1 h less for the journey. What is the speed (in km/h) of the train?
If a student cycles at 10 km/h he reaches the school late by 4 minutes. If he cycles at 12 km/h he reaches the school early by 2 minutes. What is the distance of the school from his home?
A boat covers a certain distance downstream in 3 hours and it covers the same distance upstream in 5 hours. What would be the speed of the stream if the speed of the boat in still water is 8 km/h?
The highest score of a cricket player in an innings was $3/11^{th}$ of the total score and the next highest was $3/10^{th}$ of the remaining. If the difference between the two scores was 24 runs, what was the total score?
A and B together can do a piece of work in 20 days; B and C together in 15 days; C and A together in 12 days. How long will they take to finish the work, working together?
A 6.5 m ladder is placed against a wall such that its foot is at a distance of 2.5 m from the wall. The height it would reach on the wall is
Which of the following is NOT a plant hormone?
The cost of 5 oranges and 3 apples is Rs. 35 and the cost of 2 oranges and 4 apples is Rs. 28. What would be the cost of one each of orange and apple?
In a school there are a total of 20 teachers who can teach mathematics or physics. Of these, 12 can teach mathematics and 4 can teach both physics and mathematics. How many can teach physics?
What is the chance that a leap year, selected at random, will have 53 Sundays?
A bag contains 3 red, 6 white and 7 blue balls. What is the probability that 2 balls drawn are white and blue?
Which of the following equation describes a line passing through the point (-2, -3) and parallel to the x-axis?
Pick the most basic dipeptide from the following: