List of top Questions asked in UP Board XII

The antonym of ‘justice’ is:
A selfish person who always thinks of himself is called:
The antonym of ‘better’ is:
The phrase ‘point out’ means:
The synonym of ‘controversy’ is:
One who does not believe in the existence of God is called:
Choose the correct option to answer the following questions: Dislike of or aversion to marriage is:
One who sees the dark side of a thing is called:
The synonym of ‘Jealous’ is:
Draw the energy level diagram for hydrogen atom. Show the transitions of Lyman, Balmer, Paschen, Brackett and Pfund series in the diagram. In which region do these spectrum lie?
Write the number of chromosomes in trisomic and monosomic conditions in humans.
What will be the refractive index of a thin prism material if its refracting angle and angle of deviation are the same?
The phrase ‘act upon’ means:
The number of atoms in a body centred cubic (bcc) unit cell is
(i) What do you understand by velocity of a chemical reaction?
(ii) Explain Raoult’s law.
In The Last Lesson, name the countries who were fighting, and describe the content of the bulletin board.
The solid which is electrical conductor, ductile and tensile, is called:
Draw only a labelled diagram of DNA double helix model as proposed by Watson and Crick.
If \[ A = \begin{bmatrix} 1 & -2 & 3 \\ -4 & 2 & 5 \end{bmatrix}, B = \begin{bmatrix} 2 & 3 \\ 4 & 5 \\ 2 & 1 \end{bmatrix} \] find the matrix $AB$.
Find the interval in which the function \[ f(x) = 4x^3 - 6x^2 - 72x + 30 \] is (i) increasing and (ii) decreasing.
Find the equation of tangent at $t = \dfrac{\pi}{2}$ on the curve $x = a \sin^{3}t$, $y = b \cos^{3}t$.
What do you mean by bidentate and ambidentate ligands? Give one example of each.
Panchmarhi cave paintings are situated in which state?
IUPAC name of CH\(_3\)-CH-CH\(_3\) is
A diverging lens of focal length 20 cm and a converging lens of focal length 30 cm are placed 15 cm apart with their principal axes coinciding. Where should an object be placed on the principal axis so that its image is formed at infinity?