List of top Science Questions asked in UP Board

What is Ohm's Law? Explain the verification of this law with the help of a circuit diagram.
Write chemical equations of two chemical properties of Ethanoic Acid
Explain the production of a magnetic field due to current in a conductor by making a diagram.
Explain the phenomenon of dispersion of white light through a prism by making a diagram.
What is the phenomenon of electromagnetic induction? Explain Faraday’s experiment associated with this phenomenon.
Which of the following pair is used in the reaction of photosynthesis?
Insulin is secreted by:
On burning, fossil fuel gives:
A common unisexual male flower doesn’t have:
The principle of organic evolution was propounded by:
Draw a ray diagram in order to obtain a virtual image of an object by a concave mirror. Write down any one use of this mirror.
Which of the following is a combustion reaction?
The chemical formula of Plaster of Paris is:
The pH value of pure water remains:
On going down a group, the size of an atom increases because:
The functional group in Aldehyde is:
The IUPAC name of \( \text{CH}_3\text{CH}_2\text{OH} \) is:
Which of the following is a producer?
Write an essay on Sexual Reproduction in Flowering Plants
If electric power and resistance are expressed as \( P \) and \( R \) respectively, then electric current is expressed as:
What is the total resistance of two resistors, \( R \) and \( 2R \), when they are connected in parallel?
In which of the following mirrors, the field of view is maximum?
Which of the following statements is false?
The number of turns is increased by \( n \) times in a current-carrying circular coil. Then the magnetic field at the center of the coil is:
Power of a lens is -2.5 D. The focal length and nature of the lens is: