List of top Questions asked in Bihar Board Class X Exam

What type of lens is found in human eye?
Which mirror is used as shaving mirror?
If an image obtained by a concave mirror is virtual, erect, and larger than the object, then where should be the location of the object?
The capacity to bend rays of light is called:
The image obtained by a concave lens is:
The word 'Gene' was coined by:
Which of the following is an iodized salt?
What is the chemical name of Plaster of Paris?
What is present in cathode rays?
Which mode of nutrition is found in fungi?
Which of the following lenses is used to remove short-sightedness?
Most of the refraction of the light rays entering the eye occurs at:
Which of the following is the unit of power of lens?
Within which pH range does our body work?
Which of the following is the chemical formula of glucose?
The atomic number of sodium is:
The atomic number of magnesium is 12. What is its valency?
Which of the following metals is displaced from its salt solution by iron?
What is the chemical formula of ethyl alcohol?
What is the chemical formula of quicklime?
The process of coating a layer of zinc on iron is called:
Which of the following acids is found in vinegar?
The absolute refractive index of air is actually:
Mirror used by ENT (Ear-Nose-Throat) doctor is:
Which of the following gases is used in welding?