Free Practice Questions for Odisha BSE HSC General Science
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Key Facts: Odisha BSE HSC General Science Exam
~100
Typical paper marks
BSE Odisha HSC Pattern of Question summaries
~2.5 h
Typical paper duration
HSC exam pattern summaries (confirm circular)
50+50
Objective + subjective marks (typical)
Pattern of Question 2026 summaries
~30/100
Typical subject pass threshold
Common BSE Odisha HSC norms
EN / OR
Common exam media
BSE Odisha HSC practice
Odisha BSE HSC General Science (GSC) is a Class 10 board subject under BSE Odisha, typically 100 marks with mixed objective and subjective sections (about 2 h 30 m). This bank provides a free English MCQ study adaptation for 2026 Physical and Life Science revision—not a full official paper simulation.
Sample Odisha BSE HSC General Science Practice Questions
Try these sample questions to review concepts for the Odisha BSE HSC General Science exam. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.
1Which of the following is an example of a combination reaction?
2A chemical equation is balanced primarily to obey which law?
3Which reaction is a double displacement (precipitation) reaction?
4Rusting of iron is best classified as:
5In the reaction Zn + CuSO4 → ZnSO4 + Cu, zinc acts as a:
6When silver chloride is exposed to sunlight, it turns grey due to:
7The brown fumes formed when lead nitrate is heated strongly are mainly:
8Which indicator turns red in acidic solution and blue in basic solution?
9The pH of a neutral aqueous solution at 25 °C is:
10Which of the following is a strong acid among common Class 10 examples?
About the Odisha BSE HSC General Science Exam
Odisha BSE HSC General Science (GSC) for Class 10 covers Physical Science (Physics + Chemistry) and Life Science aligned to BSE Odisha textbooks and the Class X syllabus. Core units include chemical reactions, acids–bases–salts, metals and non-metals, carbon compounds, periodic classification, light, the human eye, electricity, magnetism, sources of energy, life processes, control and coordination, reproduction, heredity, our environment, and management of natural resources. Please note: Official papers mix objective and subjective items (Pattern of Question 2026: about 50 + 50 marks). The practice questions on this site are an English-language MCQ study adaptation designed to reinforce syllabus concepts—not past or official BSE Odisha items.
Exam sponsor: Board of Secondary Education, Odisha (BSE Odisha). The requirements and fees below concern the certification or admission exam, separate from our free practice resources.
Assessment
Official HSC General Science is typically a single subject paper of about 100 marks with a mixed format: roughly 50 marks objective/MCQ and 50 marks subjective (short and long answers), often about 2 hours 30 minutes under Pattern of Question 2026 summaries. English and Odia media may be available. This site’s bank is an English-language multiple-choice study adaptation for concept mastery—not past papers or a full simulation of the official mixed format.
Time Limit
About 2 hours 30 minutes for the official 100-mark paper (confirm current BSE Odisha timetable)
Passing Score
Typically about 30 marks out of 100 in the subject and about 33% aggregate across HSC subjects; verify the current year circular on bseodisha.ac.in.
Exam / Certification Fees
Included in BSE Odisha HSC public examination registration fees (amount notified annually).
Exam sponsor websiteFees, eligibility, and exam policies can change. Confirm them with the exam sponsor before applying or paying.
Official sources
Our practice resources: topics covered
We aim to reflect publicly available exam outlines and topic information in our study resources. Coverage, format, and difficulty may differ from the actual exam, and we cannot guarantee that every detail is accurate or current. Confirm exam requirements, fees, and policies with the official exam sponsor.
Physical Science — Chemistry
Types of chemical reactions and balancing equations; pH, indicators, acids, bases, and salts; properties and reactivity of metals and non-metals; carbon compounds including hydrocarbons, functional groups, and everyday carbon chemistry; periodic classification ideas.
Physical Science — Physics
Reflection and refraction of light, mirrors and lenses, ray diagrams; human eye structure, defects of vision, dispersion and scattering; electric current, Ohm’s law, resistance combinations, heating effect; magnetic field due to current, electromagnets, electromagnetic induction basics; conventional and non-conventional energy sources.
Life Processes & Control
Autotrophic and heterotrophic nutrition, human digestive and respiratory systems, transportation in plants and animals, excretion; nervous system, reflex arc, hormones in animals, tropisms and coordination in plants.
Reproduction & Heredity
Asexual reproduction methods, sexual reproduction in flowering plants and humans, reproductive health basics; Mendelian inheritance, traits, sex determination, and variation.
Environment & Natural Resources
Ecosystem components, food chains and webs, biological magnification, waste and ozone issues; forests, water, coal and petroleum management, and the 3Rs (reduce, reuse, recycle).
Preparing for the Odisha BSE HSC General Science Exam
What You Need to Know
- Passing score: Typically about 30 marks out of 100 in the subject and about 33% aggregate across HSC subjects; verify the current year circular on bseodisha.ac.in.
- Assessment: Official HSC General Science is typically a single subject paper of about 100 marks with a mixed format: roughly 50 marks objective/MCQ and 50 marks subjective (short and long answers), often about 2 hours 30 minutes under Pattern of Question 2026 summaries. English and Odia media may be available. This site’s bank is an English-language multiple-choice study adaptation for concept mastery—not past papers or a full simulation of the official mixed format.
- Time limit: About 2 hours 30 minutes for the official 100-mark paper (confirm current BSE Odisha timetable)
- Exam / certification fees: Included in BSE Odisha HSC public examination registration fees (amount notified annually). Official sources
Using Our Practice Resources
- Work through all 100 available questions
- Review every answer and explanation
- Track weak areas and revisit them
- Use our AI tutor for tough concepts
Odisha BSE HSC General Science: Suggested Study Strategy
Frequently Asked Questions
How is Odisha BSE HSC General Science structured?
General Science (GSC) is a compulsory Class 10 subject under BSE Odisha covering Physical Science and Life Science. Official Pattern of Question 2026 summaries typically describe a 100-mark mixed paper (about 50 marks objective/MCQ and 50 marks subjective) lasting about 2 hours 30 minutes. Confirm paper codes and exact scheme in the current circular on bseodisha.ac.in.
What is the pass mark for Odisha BSE HSC General Science?
Candidates typically need about 30 marks out of 100 in the subject and about 33% aggregate across HSC subjects under common BSE Odisha norms. Always verify the current year’s circular for any updates.
In which media is the official exam offered?
BSE Odisha commonly offers HSC papers in English and Odia media (and other media where applicable). This practice bank is an English-language MCQ study adaptation.
Are these practice questions official BSE Odisha exam questions?
No. Official HSC General Science papers mix objective and subjective formats. These 100 items are an independent English multiple-choice study adaptation covering Physical and Life Science syllabus topics to support revision and self-assessment for 2026.
Where can I find official syllabus and pattern notices?
Download Class X syllabi, Pattern of Question notices, and examination circulars from the Board of Secondary Education, Odisha websites at https://www.bseodisha.ac.in/ and https://www.bseodisha.nic.in/.