List of top Science Questions

Which of the following lenses is used to remove short-sightedness?
Which of the following is the unit of power of lens?
Which mode of nutrition is found in fungi?
What is the chemical name of Plaster of Paris?
Which of the following is an iodized salt?
What is present in cathode rays?
Most of the refraction of the light rays entering the eye occurs at:
Which of the following is the chemical formula of glucose?
What is the chemical formula of quicklime?
Which of the following metals is displaced from its salt solution by iron?
Within which pH range does our body work?
The atomic number of sodium is:
The atomic number of magnesium is 12. What is its valency?
What is the chemical formula of ethyl alcohol?
The absolute refractive index of air is actually:
Mirror used by ENT (Ear-Nose-Throat) doctor is:
Which of the following acids is found in vinegar?
The general formula of an alkene is:
Which one of the following is a clean energy source?
Which of the following gases is used in welding?
The process of coating a layer of zinc on iron is called:
The functional group \( >CO \) is called:
How many structural isomers of pentane, having molecular formula \( C_5H_{12} \) are possible?
The chemical formula of Chalk is:
Which of the following metals is the most ductile?