List of practice Questions

A solid with high electrical and thermal conductivity is:

Coelom derived from blastocoel is known as
In a somatic cell cycle, DNA synthesis takes place in
In the $28$ days human ovarian cycle, the ovulation takes place typically on
Albinism is a congenital disorder resulting from the lack of which enzyme?
A seconds pendulum is mounted in a rocket. Its period of oscillation will decrease when rocket is
A loaded vertical spring executes S.H.M. with a time period of 4 sec. The difference between the kinetic energy and potential energy of this system varies with a period of
Benzaldehyde reacts w ith ethanolic KCN to give
During isothermal expansion of an ideal gas, its
Aldehydes and ketones will not form crystalline derivatives with
India has the world's largest deposits of thorium in the form of
A body of mass 5 kg hangs from a spring and oscillates with a time period of $2\pi$ seconds. If the ball is removed, the length of the spring will decrease by
If the radius of earth shrinks by one percent and its mass remaining the same, then acceleration due to gravity on the earth?s surface will
Which of the following does not have an open circulatory system?
The four elements that make up 99% of all elements found in a living system are
Zerevitinov�s determination of active hydrogen in a compound is based upon its reaction with
Decomposers are organisms that
The acid which has a peroxy linkage is
The formula for calcium chlorite is
Which of the following is known as fusion mixture?
Which of the following compounds will be most easily attacked by an electrophile ?
A rubber ball filled with water is having a small hole. This is used as the bob of a simple pendulum. Then period of such a pendulum
Which of the following does not have a tetrahedral structure?
In the photoelectron emission, the energy of the emitted electron is
The total number of valence electrons in 4.2 g of $N_3^{-}$ ion is [$N_A$ is the Avogadro's number)