Physics · solved example
What is the SI unit of pressure?
- Joule
- PascalCorrect
- Bar
- Newton
Solution
The pascal is the SI unit of pressure.
Police & Paramilitary | Bihar Police Constable
General Science for Bihar Police Constable
Bihar Police Constable sets 20 General Science questions for 20 marks in the Written Examination (qualifying), so it is worth planning your preparation around the topics below.
20 questions20 marks1 topics
How to approach General Science in Bihar Police Constable
Physics, chemistry and biology at roughly the secondary-school level, tested as direct factual recall. NCERT-level fundamentals cover most of it, and the questions repeat across cycles, so past-paper topics are the sharpest guide to what to revise.
Weightage in the paper
How much General Science is worth in each Bihar Police Constable stage, from the official pattern.
| Stage | Questions | Marks | Time | Share |
|---|---|---|---|---|
| Written Examination (qualifying) | 20 | 20 | — | 20% |
General Science syllabus for Bihar Police Constable
Every topic in the official syllabus. The linked ones open a set of solved questions you can practise straight away.
- Physics, chemistry and biology basics at the secondary level
Sample General Science questions with solutions
Written to the Bihar Police Constable pattern, with the answer key and the method behind it — a look at how the section is actually set before you drill the full topic sets.
Chemistry · solved example
The most abundant gas in the Earth’s atmosphere is:
- nitrogenCorrect
- argon
- oxygen
- carbon dioxide
Solution
Nitrogen makes up about 78% of the atmosphere by volume, oxygen about 21%, and the rest is argon, carbon dioxide and trace gases.
Environment · solved example
Which gas released by burning fossil fuels is the chief driver of global warming?
- Oxygen
- Carbon dioxideCorrect
- Helium
- Neon
Solution
Carbon dioxide from burning fossil fuels is the main greenhouse gas driving global warming.
Biology · solved example
The largest gland in the human body is the:
- thyroid
- pancreas
- liverCorrect
- salivary gland
Solution
The liver is the largest gland and the largest internal organ; it secretes bile and performs hundreds of metabolic functions.
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Sit General Science under a real clock
General Science shows up in every Bihar Police Constable mock test, in the same interface, with sectional locking and negative marking.
Frequently asked questions
How many General Science questions are asked in Bihar Police Constable?
Bihar Police Constable 2026 cycle sets 20 General Science questions for 20 marks in the Written Examination (qualifying).
Is there negative marking for General Science in Bihar Police Constable?
No. The Bihar Police Constable written stage carries no negative marking, so it is worth attempting every General Science question you can.
Which General Science topics matter most for Bihar Police Constable?
The Bihar Police Constable syllabus lists Physics, chemistry and biology basics at the secondary level. Weight your revision towards the ones you are weakest on and confirm the emphasis against the paper analysis for recent cycles.
How can I practise General Science for Bihar Police Constable free?
Every General Science question on this site is free and written to the exam pattern. Use the topic drills for instant-feedback practice, the daily quiz to keep the section warm, and the Bihar Police Constable mock tests to sit it under a real clock with negative marking.