List of practice Questions

Balbiani rings are the sites of
Let [.] denote the greatest integer function and $f (x) = [\tan^2 x]$, then:
Internal energy and pressure of a gas per unit volume are related as
When is the deviation more in the behaviour of a gas from the ideal gas equation pV = nRT?
Nucleotide arrangement in DNA can be seen by
The catalyst used in the manufacture of polyethene by Zeigler method is
A larval stage occurs in the life history of all members of the group
The dimensional formul $ML^2T^{-2}$ represents
Turpentine oil is flowing through a tube of length $l$ and radius $r$. The pressure difference between the two ends of the tube is $P$. The viscosity of oil is given by $\eta=\frac{P(r^2-x^2)}{4vl}$ where $v$ is the velocity of oil at a distance $x$ from the axis of the tube. The dimensions of $\eta$ are
Genetic drift is change of
The osmotic pressure of a solution can be increased by
Gorilla, chimpanzee, monkeys and humans belong to the same
Which is common between ostrich, penguin and kiwi?
Which one assists in locomotion?
What is true about Taenia saginatal
Which one of the following animals possesses nerve cells but no nerves?
Budding is a normal mode of asexual reproduction in
The value of $ \int^{ \pi / 2}_0 \frac{ dx }{ 1 + \tan^3 \, x } \, is \, $
A current I flows along the length of an infinitely long, straight, thin-walled pipe. Then
The number of hydroxyl groups in pyrophosphoric acid is
The solubility of AgCl will be minimum in
Read the following statements carefully Y : The resistivity of semiconductor decreases with increase of temperature. Z : In a conducting solid, the rate of collisions between free electrons and ions increases with increase of temperature Select the correct statement (s) from the following
One end of a long metallic wire of length L is tied to the ceiling. The other end is tied to a massless spring of spring constant k. A mass m hangs freely from the free end of the spring. The area of cross-section and the Young's modulus of the wire are A and Y respectively. If the mass is slightly pulled down and released, it will oscillate with a time period T equal to
Periderm is produced by
The system of units followed in science is