List of practice Questions

ldentify the word that has same meaning in the list given below:
WASTE

ldentify the word that has same meaning in the list given below:
LAUGHABLE

ldentify the word that has same meaning in the list given below:
STYLISH

Identify the word that has same meaning in the list given below:
SURPASS

Identify the misspelled word in the list below:

ldentify the misspelled word in the list below:

ldentify the misspelled word in the list below:

ldentify the misspelled word in the list below:

ldentify the misspelled word in the list below:

Which of the following reaction/s will not give \(p-\) aminoazobenzene?

A possible value of $\tan \left(\frac{1}{4} \sin ^{-1} \frac{\sqrt{63}}{8}\right)$ is :

The total number of positive integral solutions $( x , y , z )$ such that $xyz =24$ is :

If $n \geq 2$ is a positive integer, then the sum of the series ${ }^{n+1} C_{2}+2\left({ }^{2} C_{2}+{ }^{3} C_{2}+{ }^{4} C_{2}+\ldots .+{ }^{n} C_{2}\right)$ is:

(A) $HOCl + H _{2} O _{2} \rightarrow H _{3} O ^{+}+ Cl ^{-}+ O _{2}$
(B) $I _{2}+ H _{2} O _{2}+2 OH ^{-} \rightarrow 2 I ^{-}+2 H _{2} O + O _{2}$
Choose the correct option.

Which of the following equation depicts the oxidizing nature of $H _{2} O _{2} ?$

Two equal capacitors are first connected in series and then in parallel. The ratio of the equivalent capacities in the two cases will be:

If the velocity-time graph has the shape AMB, what would be the shape of the corresponding acceleration-time graph ?

Which of the following are isostructural pairs? A. $SO _{4}^{2-}$ and $CrO _{4}^{2-}$ B. $SiCl _{4}$ and $TiCl _{4}$ C. $NH _{3}$ and $NO _{3}^{-}$ D. $BCl _{3}$ and $BrCl _{3}$ $BCl _{3}$ and $BrCl _{3}$

The partial pressures (in mm Hg) of oxygen (O2 ) and carbon dioxide (CO2 ) at alveoli (the site of diffusion) are

According to Bohr's atomic theory :- (A) Kinetic energy of electron is $\propto \frac{ Z ^{2}}{ n ^{2}}$. (B) The product of velocity (v) of electron and principal quantum number (n), 'vn' $\propto Z ^{2}$. (C) Frequency of revolution of electron in an orbit is $\propto \frac{ Z ^{3}}{ n ^{3}}$. (D) Coulombic force of attraction on the electron is $\propto \frac{ Z ^{3}}{ n ^{4}}$. Choose the most appropriate answer from the options given below:

Given below are two statements : Two photons having equal linear momenta have equal wavelengths. If the wavelength of photon is decreased, then the momentum and energy of a photon will also decrease. In the light of the above statements, choose the correct answer from the options given below.

Four identical particles of equal masses $1 kg$ made to move along the circumference of a circle of radius $1 m$ under the action of their own mutual gravitational attraction. The speed of each particle will be :

Correct option(s) for the following sequence of reactions is(are)

Which of the following is a correct sequence of steps in a PCR (Polymerase Chain Reaction)?

Gemmae are present in: