Bihar Science Questions and Answers, Download PDF

Bihar School Examination Board (BSEB) has released the Bihar Delayed Notification 2025, and candidates planning to appear for the exam must complete the application process within the specified deadline. To support the candidates in their preparation journey, we provided a comprehensive set of Science questions and answers from Bihar with detailed explanations. These questions are carefully selected to align with the official exam pattern, giving candidates an insight into the question types to expect.

Practicing these questions will enable candidates to enhance their conceptual understanding of science, improve problem solving skills and boost confidence for the actual exam. In this article, you will find 20 carefully curated Bihar Science questions along with their solutions and a downloadable PDF containing 50 questions for in-depth practice in one downloadable PDF.

Bihar Science Section: Overview

The science section of Bihar DELED exam evaluates the fundamental knowledge of the candidates in subjects like Physics, Chemistry and Biology. It is designed to test their understanding of core concepts, application-based questions and problem-solving abilities. This section carries significant weightage, with 20 marks allotted, making it an essential part of the overall exam. By focusing on conceptual clarity and practicing a variety of science-based questions, candidates can strengthen their performance and score higher marks.

bihar science practice questions

To help candidates prepare for the Science section of the Bihar Deled exam, we have compiled a set of 20 targeted practice questions. These questions cover core topics such as Physics (Laws of Motion, Energy), Chemistry (Fundamental Reactions, Periodic Table), and Biology (Human Anatomy, Plant Physiology), providing a holistic approach to preparation. Are.

Q1. Sound waves are characterized by which of the following properties?
(a) amplitude and frequency
(b) wavelength and speed
(c) Reflection and refraction
(d) Diffraction and interference

Q2. The unit of measurement for frequency is:
(a) decibel
(b) Hertz
(c) Watts
(d) Pascal

Q3. Pulses are a rich source of which of the following?
(A) carbohydrates
(b) protein
(c) Mineral
(d) Vitamin A

Q4. Plant cell wall is made up of –
(a) cellulose
(b) Glucose
(c) sucrose
(d) Fructose

Q5. The study of fungi is also called –
(A) cytology
(b) Myology
(c) Mycology
(d) Neurology

Q6. The outermost layer of the skin is –
(A) epidermis
(b) dermis
(c) tissue
(d) hypodermis

Q7. _______________ The movement of molecules across a cell membrane from an area of ​​their lower concentration to an area of ​​their lower concentration.
(A) diffusion
(b) Osmosis
(c) active transportation
(d) passive transport

Q8. The study of classification of organisms is known as __________.
(A) Serpentology
(b) Virology
(c) Taxonomy
(d) Physiology

Q9. Which medicine is used as antidiabetic medicine?
(A) metformin
(b) Zolpidem
(c) Promethazine
(d) Hydralazine

Q10. The meter in a vehicle which calculates the distance covered by the vehicle is called __________.
(a) speedometer
(b) Odometer
(c) Thermometer
(d) TDS meter

Q11. What is the SI unit of pressure?
(A) Newton
(b) Weber
(c) Pascal
(d) Henry

Q12. The time taken by a pendulum to complete one oscillation is called?
(a) maximum speed
(b) average speed
(c) time period
(d) time interval

Q13. The mass of an object on the surface of the earth is 60 kg. Find its mass and weight on the surface on the Moon. (N = Newton)
(a) 60 N
(b) 600N
(c) 100n
(d) 1000N

Q14. What type of mirrors are side mirrors of vehicles?
(a) convex
(b) concave
(c) plane
(d) upside down

Q15. UV rays coming from the sun mainly cause which cancer?
(A) Lung cancer
(b) liver cancer
(c) mouth cancer
(d) Skin cancer

Q16. Which of the following is not a vector quantity?
(a) acceleration
(b) Electric current
(c) force
(d) velocity

Q17. The phenomenon of raising the outer edge of curved roads, above the inner edge to provide the necessary centripetal force to vehicles to take a safe turn is called _____.
(A) Banking of roads
(b) Cornering of roads
(c) height of roads
(d) storming of roads

Q18. For which of the following games, players must have knowledge of Pascal’s law?
(A) climb
(b) Paragliding
(c) rafting
(d) scuba diving

Q19. What is the largest component of the atmosphere by total volume?
(a) oxygen
(b) Nitrogen
(c) helium
(d) water vapor

Q20. Acetic acid is another name for which of the following?
(A) vinegar
(b) baking soda
(c) Copper sulphate
(d) magnesium oxide

Bihar gave answers to science

We have provided detailed answers to the 20 practice questions above to help you evaluate your preparation and identify any areas that may need extra attention. The answers are designed to provide thorough explanations, clarifying any doubts you may have about the Science section. By reviewing these solutions, you can better understand the key concepts tested in the exam and refine your approach, ensuring a strong performance on exam day.

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Download Bihar Science Questions and Answers with Solutions PDF

To further enhance your preparation, we have created a detailed PDF containing 50 Bihar Delayed Science Questions and Answers. This comprehensive resource is designed to help you strengthen your understanding of key science topics, including physics, chemistry and biology. By downloading the PDF, you will gain access to a complete set of practice questions and in-depth solutions, making it an essential tool to guide you through your exam preparation. It will also boost your confidence and help ensure that you are fully prepared to perform well in the actual exam.

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