List of practice Questions

T cells and B cells are
In humans, the testis temperature is maintained below the core body temperature with the help of
Protein that helps other proteins to fold correctly is
The CORRECT sequence of phases during mitosis is
In viruses, capsids are made up of
Deficiency of the enzyme phenylalanine hydroxylase causes Phenylketonuria. Phenylalanine hydroxylase converts phenylalanine to
A train travels the first 160 km at 64 km/hr and the next 160 km at 80 km/hr. What is the average speed of the train?
Find out the missing number in the following number series.
483, 500, 581, 711, 877, ?
What will be the missing term in the series: 11, 88, ..., 6336, 57024, 456192?
The area of triangle is half the area of a square. The perimeter of the square is 224cms. What is the area of the triangle?
If \(\frac {(2 sin\ θ – cos\ θ)}{(cos\ θ + sin\ θ)} = 1\), then the value of \(cot\ θ \) is
What is the value of \( \sin 45^\circ + \tan 45^\circ \)?
What is the value of \( \frac{\sin 42^\circ}{\cos 48^\circ} \)?
A sum was put at simple interest at a certain rate for 3 years. Had it been put at 1% higher rate, it would have fetched ₹5,100 more. The sum is _______.
Shiva invested a certain sum of money in a simple interest bond whose value grew to ₹300 at the end of 3 years and to ₹400 at the end of another 5 years. What was the rate of interest at which he invested his sum?
A sum of INR 27800 is invested for 2 years in 2 different schemes, both on simple interest. The rates of interest are 14% and 11% in the 1st and 2nd schemes respectively. The total interest after 2 years is INR 7016. What sum was invested in the 2nd scheme?
If one of the sides of a square is increased by 20% and the other side of decreased by 20% to get a rectangle, what percent of the area of the square will be the area of this rectangle?
There is a cube of edge 8 cm. This cube is immersed in a water-filled vessel with the dimension of its rectangular base (12 cm × 20 cm). By how many cms will the level of water rise in the vessel?
A is 2 times B and B is 2 times C. The average of the reciprocals of A, B and C is 7/12. What is the value of A?
175 m long train crosses another train of length 100 m in 15 sec, running in same direction. If the speed of the first train is 90 km/hr, then find the speed of the second train (in km/hr)?
Five students are to be arranged on five chairs for a photograph. Three of these are girls and the rest are boys. Find out the total number of ways in which three girls are together.
A box contains 3 red, 4 yellow and \((x+1)\) green balls. If two balls are taken out, then the probability that both the balls being green is \(\frac {5}{33}\). Find the value of x?
Average weight of five persons is 51 kg and each of them in different weights. If the average weight of heaviest and lightest persons is 52 kg and the average weight of second heaviest and fourth heaviest persons is 48 kg, then find the weight of the third lightest person?
A’s income is 120% of B’s income and C’s income is 80% of A’s income. If the average income of A, B and C is Rs.3950, what is C’s income?
There are 10 people in a family: the average age of the 2 grandparents is 64 years; the average age of 2 uncles is 42 years; the average age of the 2 aunts is 38 years and the average age of 4 cousins is 16 years. What is the average age of the family members?