Physics Objective Questions 2019
What is the SI unit of force
Newton
Which of the following is a scalar quantity
Speed
The speed of light in a vacuum is
3 × 10⁸ m/s
Which law states that every action has an equal and opposite reaction
Newton’s Third Law
The rate of change of velocity is called
Acceleration
What is the unit of electric current
Ampere
Which type of mirror is used in vehicle rearview mirrors
Convex mirror
The bending of light as it passes from one medium to another is called
Refraction
What is the device used to convert AC into DC
Rectifier
The resistance of a conductor depends on
Length, material, and cross-sectional area
Which color has the longest wavelength in the visible spectrum
Red
The phenomenon of light changing its path when passing through a narrow slit is called
Diffraction
What type of lens is used to correct myopia
Concave lens
The ability of a material to return to its original shape after deformation is called
Elasticity
What is the principle behind the working of a hydraulic lift
Pascal’s Law
Which fundamental force is responsible for the motion of planets around the sun
Gravitational force
An instrument used to measure electric potential difference
Voltmeter
What happens to the resistance of a conductor if its temperature increases
It increases
Which material is a good conductor of electricity
Copper
What is the value of acceleration due to gravity on Earth
9.8 m/s²
Chemistry Objective Questions 2019
Which gas is used in balloons to make them float
Helium
The pH of pure water is
7
Which acid is found in lemon
Citric acid
The chemical formula of common salt is
NaCl
Which metal is most reactive in the reactivity series
Potassium
Which of the following is an example of a noble gas
Argon
Which process is used to separate components of crude oil
Fractional distillation
The chemical name of baking soda is
Sodium bicarbonate
Which element is essential for photosynthesis in plants
Magnesium
Which type of bonding is present in sodium chloride
Ionic bonding
The element with the atomic number 1 is
Hydrogen
What is the main constituent of natural gas
Methane
Which gas turns lime water milky
Carbon dioxide
Which metal is liquid at room temperature
Mercury
What is the chemical formula of sulfuric acid
H₂SO₄
Which chemical is commonly used in antiseptics
Iodine
What is the main component of rust
Iron oxide
What is the major component of air
Nitrogen
Which gas is responsible for the greenhouse effect
Carbon dioxide
Which metal is used in the making of coins and jewelry
Silver
Biology Objective Questions 2019
What is the powerhouse of the cell
Mitochondria
Which vitamin is produced in the human body with sunlight exposure
Vitamin D
Which organ purifies blood in the human body
Kidney
Which part of the plant conducts water
Xylem
What is the basic unit of life
Cell
Which pigment is responsible for the green color of plants
Chlorophyll
Which blood group is a universal donor
O negative
Which disease is caused by a deficiency of iodine
Goiter
What is the largest organ in the human body
Skin
Which gas is essential for respiration
Oxygen
Which hormone regulates blood sugar levels
Insulin
Which organ is responsible for pumping blood
Heart
What is the main function of red blood cells
Transport oxygen
What type of joint is present in the shoulder
Ball and socket joint
Which part of the human brain controls voluntary movements
Cerebrum
Which organism causes malaria
Plasmodium
What is the normal human body temperature in Celsius
37°C
Which human organ stores bile
Gallbladder
Which gland is known as the master gland
Pituitary gland
What is the study of fungi called
Mycology
Mathematics Objective Questions 2019
What is the sum of the angles in a triangle
180 degrees
What is the square root of 144
12
If a number is divisible by 2 and 3, it is also divisible by
6
What is the value of π (pi) approximately
3.14
A line that touches a circle at only one point is called
Tangent
Which is the smallest prime number
2
What is the formula for the area of a rectangle
Length × Breadth
If two angles are complementary, their sum is
90 degrees
What is the perimeter of a square with side length 5 cm
20 cm
What is the product of any number and zero
Zero
A number raised to the power of zero equals
1
What is the cube of 3
27
A shape with four equal sides and angles is called
Square
If a car travels 60 km in 2 hours, what is its speed
30 km/h
What is the decimal representation of 1/4
0.25
What is the value of 5 factorial (5!)
120
Which number is neither prime nor composite
1
If a triangle has two equal sides, it is called
Isosceles triangle
What is the Pythagorean theorem formula
a² + b² = c²
What is the mode in statistics
The most frequently occurring number
These objective questions cover major subjects for Bihar Board 12th exams in 2019. Let me know if you need additional subject-specific questions.
Best Indian Books for Bihar Board Objective Question 2019 12th with Author and Publisher
-
Bihar Board 12th Objective Question Bank – PCM & PCB
- Author: Arihant Experts
- Publisher: Arihant Publications
- Content: This book contains chapter-wise objective questions for Physics, Chemistry, and Mathematics/Biology. It includes previous years’ questions with detailed solutions.
-
Bihar Board Class 12 Objective MCQ Guide
- Author: Kiran Prakashan
- Publisher: Kiran Institute of Career Excellence
- Content: A comprehensive guide with subject-wise MCQs, quick revision notes, and solved papers for Science and Commerce students.
-
Bihar Board 12th Samanya Hindi Objective Guide
- Author: RPH Editorial Board
- Publisher: Ramesh Publishing House
- Content: Covers important objective questions, grammar, and literature-based multiple-choice questions for Hindi.
-
Bihar Board 12th English Objective Question Bank
- Author: Upkar Prakashan
- Publisher: Upkar Publications
- Content: Includes literature, grammar, and comprehension-based objective questions for Bihar Board students.
-
BSEB 12th Mathematics Objective Questions
- Author: Dr. R.S. Aggarwal
- Publisher: S. Chand Publishing
- Content: Chapter-wise objective problems covering algebra, trigonometry, calculus, and statistics.
-
Bihar Board 12th Physics MCQ Guide
- Author: Dinesh Kumar
- Publisher: Dinesh Publications
- Content: Multiple-choice questions on kinematics, laws of motion, optics, and modern physics with explanations.
-
BSEB 12th Chemistry Objective Question Bank
- Author: P. Bahadur
- Publisher: GRB Publications
- Content: Covers organic, inorganic, and physical chemistry objective-type questions with short notes.
-
Bihar Board 12th Biology Objective Questions
- Author: Pradeep Publications
- Publisher: S. Chand Publishing
- Content: MCQs on genetics, human physiology, ecology, and biotechnology for Bihar Board students.
-
Bihar Board 12th Political Science Objective Guide
- Author: Lakshmi Narayan
- Publisher: SBPD Publications
- Content: Objective questions covering Indian politics, constitution, governance, and international relations.
-
BSEB 12th History Objective MCQ Guide
- Author: Rajiv Bansal
- Publisher: Laxmi Publications
- Content: Covers medieval, modern, and contemporary Indian history with concept-based MCQs.
- Bihar Board 12th Accountancy Objective Book
- Author: T.S. Grewal
- Publisher: Sultan Chand & Sons
- Content: Includes objective questions on financial statements, partnership accounts, and company accounts.
- BSEB 12th Economics Objective Question Bank
- Author: S.K. Agarwal
- Publisher: VK Global Publications
- Content: Covers macro and microeconomics with a focus on important objective-type questions.
- Bihar Board 12th Business Studies Objective Guide
- Author: C.B. Gupta
- Publisher: S. Chand Publishing
- Content: Features objective questions on management, business organization, and financial planning.
- BSEB 12th Geography Objective MCQ Book
- Author: Majid Husain
- Publisher: Spectrum Publications
- Content: Includes MCQs on physical, human, and Indian geography with maps.
- Bihar Board 12th Computer Science Objective Guide
- Author: Sumita Arora
- Publisher: Dhanpat Rai Publications
- Content: Covers programming languages, DBMS, networking, and IT applications with objective-type questions.
Bihar Board Objective Question 2019 12th – A Complete Guide
Preparing for the Bihar Board 12th exams requires strategic planning, especially when dealing with objective-type questions. The BSEB exams are known for their pattern of multiple-choice questions (MCQs), which contribute significantly to final scores. Students who practice objective questions thoroughly improve their accuracy and speed, leading to better results.
Why Are Objective Questions Important?
Objective questions play a crucial role in Bihar Board exams, covering various subjects such as Physics, Chemistry, Mathematics, Biology, English, and Social Science. These questions test conceptual clarity and quick thinking. Unlike long-answer questions, objective questions require precise knowledge, making them a game-changer in scoring higher marks.
Subjects Covered in Bihar Board 12th Objective Questions
- Science Stream – Physics, Chemistry, Mathematics, and Biology feature MCQs based on formulas, concepts, and practical applications.
- Commerce Stream – Accountancy, Business Studies, and Economics focus on calculation-based and theoretical objective questions.
- Arts Stream – History, Political Science, Geography, and Hindi include factual and analytical MCQs.
How to Prepare for Objective Questions?
- Solve Previous Year Papers – Analyzing past years’ objective questions helps in understanding the pattern and frequently asked topics.
- Use NCERT Books – Most Bihar Board questions are based on NCERT content, so studying these thoroughly is essential.
- Practice with Mock Tests – Timed practice with mock tests improves speed and accuracy.
- Focus on Weak Areas – Identifying weak subjects and revising them regularly helps in better retention.
Benefits of Studying Objective Questions
- Time-Saving: Since MCQs have a definite answer, students can quickly complete sections.
- Higher Scoring Potential: Objective questions ensure maximum marks if answers are accurate.
- Conceptual Learning: Helps students develop a strong foundation in key subjects.
Bihar Board objective questions are an excellent way to ensure high scores in board exams. Proper preparation with standard books and resources will significantly enhance students’ confidence and performance.
FAQ for Bihar Board Objective Question 2019 12th
Q1: Where can I find Bihar Board 12th objective questions for 2019?
A: Bihar Board’s official website, guidebooks, and previous years’ papers provide objective questions.
Q2: How many objective questions are there in the Bihar Board 12th exam?
A: Each subject contains around 50% objective questions in the form of MCQs.
Q3: Which books are best for Bihar Board 12th objective questions?
A: Books by Arihant, Upkar, Dinesh, S. Chand, and Kiran Prakashan are highly recommended.
Q4: Is solving previous year’s objective questions helpful?
A: Yes, it helps understand the exam pattern and frequently asked topics.
Q5: Are objective questions asked in all subjects?
A: Yes, objective questions are included in all major subjects across Science, Commerce, and Arts streams.
Q6: What is the difficulty level of Bihar Board 12th objective questions?
A: The difficulty level ranges from easy to moderate, with some analytical and conceptual questions.
Q7: How can I improve my speed in solving objective questions?
A: Regular practice, mock tests, and time management strategies will help improve speed.
Q8: Are NCERT books enough for Bihar Board 12th objective exams?
A: NCERT books cover most of the syllabus, but additional practice from objective question banks is beneficial.
Q9: Where can I download Bihar Board 12th objective questions in PDF?
A: Various educational portals and Bihar Board’s official website offer PDF downloads.
Q10: Do objective questions have negative marking in Bihar Board exams?
A: No, Bihar Board does not have negative marking for incorrect objective answers.
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