Chemistry - MOST IMPORTANT Bihar Police Madhya Nishedh Previous Year Questions
Practice real questions from previous year exams of Bihar Police Madhya Nishedh.
Baking soda is Sodium ...
The filament of an electric bulb is made of-
Tarapur centre is a-
D.I. Mendeleev is credited with-
Whose seed is a rich source of protein and fat (oil)?
Cloud or fog is an example of which colloidal system?
The source of inexhaustible (renewable) energy is an example of-
Soil erosion can be prevented by-
To protect steel and iron from rust, a thin layer of which of the following is applied in the process of galvanization?
The main component of biogas is-
What is the atomic number of Calcium?
What is the main component of biogas?
How many oxygen atoms make up one molecule of ozone?
The greenhouse effect is associated with-
Tomato is a natural source of which acid?
What was the source of alpha particles in Rutherford's scattering experiment?
Vegetable oil generally contains-
Which color is least scattered by fog?
Isotopes have similar chemical properties because they have-
Which of the following is an example of an emulsion?