Free Practice Questions for Bihar BSEB Intermediate Biology
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Key Facts: Bihar BSEB Intermediate Biology Exam
~70 / ~30
Typical theory-to-practical marks split for Intermediate Biology
BSEB Intermediate science scheme (confirm current circular)
~30%
Approximate minimum pass level; theory and practical often separate
BSEB Intermediate examination practice
119
BSEB Intermediate Biology model-paper reference number
biharboardonline.com Intermediate model papers
100
Free OpenExamPrep practice MCQs in this bank (not official item count)
OpenExamPrep
Free 2026 BSEB Intermediate Biology MCQ practice for Bihar Class 12 Science students covering NCERT units from reproduction through ecology, with theory (~70) and practical (~30) assessed separately.
Sample Bihar BSEB Intermediate Biology Practice Questions
Try these sample questions to review concepts for the Bihar BSEB Intermediate Biology 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 asexual reproduction in plants?
2In flowering plants, the male gametophyte is represented by the:
3Double fertilization in angiosperms results in the formation of:
4Which cells of the human testis produce testosterone?
5The process of release of the secondary oocyte from the ovary is called:
6Which contraceptive method provides protection against sexually transmitted infections (STIs)?
7In a monohybrid cross of pure tall (TT) and pure dwarf (tt) pea plants, the F1 phenotype is:
8The phenotypic ratio of a classic Mendelian dihybrid cross in the F2 generation is:
9DNA is a polymer of:
10Which nitrogenous base is present in RNA but not in DNA?
About the Bihar BSEB Intermediate Biology Exam
The BSEB Intermediate Biology examination evaluates Class 12 Science students in Bihar on NCERT-aligned units including reproduction in organisms, flowering plants, and humans; reproductive health; inheritance and molecular genetics; evolution; human health and disease; microbes in human welfare; biotechnology principles and applications; organisms and populations; ecosystems; biodiversity; and environmental issues. Model-paper references appear in BSEB Intermediate catalogs (including model 119). Use this free 2026 practice bank to strengthen concept recall before board theory and practicals.
Exam sponsor: Bihar School Examination Board (BSEB). The requirements and fees below concern the certification or admission exam, separate from our free practice resources.
Assessment
BSEB Intermediate Biology is assessed as a theory component (about 70 marks) plus a separate practical component (about 30 marks). The theory paper typically mixes objective items with short and long descriptive answers aligned to NCERT Class 12 Biology. Official objective-item counts are not published; this 100-question bank is an English MCQ study adaptation only and does not replace board writing or practical preparation.
Time Limit
About 3 hours for the theory paper (confirm current BSEB timetable)
Passing Score
About 30% minimum in theory and practical separately (confirm current BSEB circular)
Exam / Certification Fees
Intermediate examination fee collected through schools as part of BSEB registration
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.
Reproduction (Organisms, Plants, Humans) & Reproductive Health
Asexual and sexual reproduction, flowering-plant gametogenesis and double fertilization, human reproductive anatomy and gametogenesis, menstrual cycle, pregnancy, contraception, STIs, and ART.
Principles of Inheritance & Molecular Basis of Inheritance
Mendelian ratios, incomplete dominance, co-dominance, linkage, sex determination, pedigree analysis, DNA structure and replication, transcription, genetic code, translation, regulation, and DNA fingerprinting.
Evolution & Human Health and Disease
Origin of life, evidence of evolution, natural selection, Hardy–Weinberg, human evolution, pathogens, immunity, vaccines, AIDS, cancer, and substance abuse.
Microbes in Human Welfare & Biotechnology
Industrial microbes, sewage treatment, biocontrol, biofertilizers, recombinant DNA tools, PCR, bioreactors, Bt crops, gene therapy, molecular diagnosis, and transgenic applications.
Ecology, Biodiversity & Environmental Issues
Organism–environment interactions, population attributes, ecosystem structure and energy flow, ecological pyramids, biodiversity patterns and conservation, pollution, and environmental management.
Preparing for the Bihar BSEB Intermediate Biology Exam
What You Need to Know
- Passing score: About 30% minimum in theory and practical separately (confirm current BSEB circular)
- Assessment: BSEB Intermediate Biology is assessed as a theory component (about 70 marks) plus a separate practical component (about 30 marks). The theory paper typically mixes objective items with short and long descriptive answers aligned to NCERT Class 12 Biology. Official objective-item counts are not published; this 100-question bank is an English MCQ study adaptation only and does not replace board writing or practical preparation.
- Time limit: About 3 hours for the theory paper (confirm current BSEB timetable)
- Exam / certification fees: Intermediate examination fee collected through schools as part of BSEB registration 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
Bihar BSEB Intermediate Biology: Suggested Study Strategy
Frequently Asked Questions
What does the BSEB Intermediate Biology exam cover?
It follows NCERT Class 12 Biology units used by BSEB Intermediate Science: reproduction, reproductive health, inheritance, molecular genetics, evolution, human health and disease, microbes in human welfare, biotechnology, ecology, biodiversity, and environmental issues.
How are theory and practical marks structured?
Biology is commonly assessed as about 70 marks theory and about 30 marks practical. Candidates should verify the current session scheme on biharboardonline.com or school circulars, because board notices can update mark distribution.
What is the passing score for BSEB Intermediate Biology?
Bihar Intermediate science subjects typically require about 30% minimum, with theory and practical often treated separately. Always confirm the exact pass criteria in the current BSEB examination circular.
Is the official number of objective questions published?
No reliable official total objective-item count is published as a fixed national-style blueprint for every session. This practice bank uses examQuestions not-published and supplies 100 free MCQs for concept practice only.
How is the Intermediate examination fee paid?
BSEB Intermediate examination fees are ordinarily collected through schools during board registration rather than as a single public online-only fee for every candidate type.
Where can I find official BSEB Intermediate model papers?
Official Intermediate model-paper listings and notices are published by the Bihar School Examination Board at biharboardonline.com, including Intermediate Biology references such as model paper 119.