List of top Questions asked in Bihar Board X - 2024

'I am restless ! Where is my beloved ?' — is from
`There only minds like yours can do no harm.' — is from

Which is called the Cradle of European Civilization? 

\( \text{CaCO}_3 (s) \rightarrow \text{CaO} (s) + \text{CO}_2 (g) \) is what type of reaction?
Converging lens in air is:
If the lower half of a concave mirror gets broken, then the image:
When a ray of light travels from air (a rarer medium) to glass (a denser medium), it bends:
Which of the following has the lowest refractive index?
A simple prism is bounded by how many surfaces?
The far point for normal vision is:
What will be the nature of the image of an object, if magnification of the image is negative?
How many laws are there for reflection of light?
A ray of light is incident perpendicular to a plane mirror. The angle of reflection will be:
Which color of light scatters more in the atmosphere?
The structural and functional unit of kidney is called:
What should be the minimum speed of wind in a wind electric generator?
A split ring is used in:
Metallic conduction is based on the motion of which particle in material?
The upper part of a box-type solar cooker has a glass cover. The reason for this is:
A resistor of power \(P_1\) at voltage \(V_1\) is connected in series with another resistor of power \(P_2\) at voltage \(V_2\). The equivalent resistance will be:
The frequency of alternating current in household electric circuits is:
The valency of all elements in a group of the periodic table is:
Which of the following is used as wine?
What is the number of elements in the third group of the periodic table?
Which is used in a solar cell?