List of top Science Questions

Which of the following is the chemical formula of glucose?
The device which directly converts solar energy into electricity is:
Which of the following gases is used in welding?
The resistance of the filament of an electric bulb is 1200 ohms. How much electric current will the bulb draw from an electric source of 220 volts?
The electromotive force of a cell is 1.5 V. The work done on passing a charge of 1 C will be:
Why is a rainbow colourful?
The absolute refractive index of air is actually:
Mirror used by ENT (Ear-Nose-Throat) doctor is:
In plants, xylem is responsible for:
Wilting of leaves is due to which phytohormone?
In a domestic electric circuit, the colour of neutral wire is:
In which device does the split ring act as a commutator?
Gibberellin is:
The radius of curvature of a concave mirror of focal length 20 cm is:
A white ray is incident obliquely on a glass slab. Which of the following will occur with the first refraction?
Style is part of:
Androgen is secreted by the:
The capacity to bend rays of light is called:
The image obtained by a concave lens is:
Latex is found in:
Duodenum is a part of:
In human beings, nasal cavity, larynx, trachea, and lungs combine to form:
Which of the following is the unit of power of lens?
Which mirror is used as a shaving mirror?
If the image of an object formed by a concave mirror is virtual, erect, and larger than the object, then where should be the location of the object?