List of top Science Questions asked in Bihar Board X

How many phosphates are there in ATP?
Which of the following is not an excretory organ of humans?
Which of the following compounds is a weak acid?
All acids dissolve in water to give:
The smallest endocrine gland is:
What is the color of silver iodide?
Which of the following is a cellular fuel?
Photosynthesis takes place during:
Synaptic knobs are found in:
Kidney helps in:
Which of the following has the fastest heartbeat?
The SI unit of resistance is:
Why is the colour of some clouds white?
A rectangular coil of a copper wire is rotated in a magnetic field. The direction of the induced current in the coil changes after:
The image of an ant in a concave mirror is erect and goes increasing as the ant moves along the principal axis. The direction of motion of the ant is:
Which of the following causes acid rain in industrial areas?
On moving from focus towards the pole, the magnification in a concave mirror:
10 cm is positive, if the value of object distance is:
Which of the following equations is balanced?
The radius of curvature of the lens of an eye is controlled by:
Which energy does a hydro-electric power plant convert into electric energy?
The ozone layer protects the Earth from which harmful radiation?
Propane, with the molecular formula \( C_3H_8 \), has:
The most effective color of visible light spectrum for photosynthesis is:
Which one of the following is the natural source of oxalic acid?