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NSEB Previous Year Question Papers, Free PDF Download Links

Get the NSEB Previous Years Question Papers PDF with Answer Key, Download PDF for free, analyze the difficulty levels, and understand the NSEB 2025 Exam Pattern.
authorImagePriyanka Dahima30 Aug, 2025
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NSEB Previous Year Question Papers

NSEB Previous Year Question Papers : NSEB Question Paper with Solutions has answers to all the questions in the previous paper. The NSEB (National Standard Examination in Biology) will help students face the NSEB 2025 which will be held on 23rd November 2025.

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Students will get step-by-step answers and explanations of NSEB question papers. The answers are designed by highly experienced experts and students can use them to estimate the marks they can score in the exam. Scroll down our page to get the details of the NSEB Previous Year Question Paper.

Most Important Questions of NSEB

NSEB Previous Year Question Papers

NSEB Previous Year Question Papers help students understand the difficulty level of the questions that will be asked and manage the time to answer all the questions in the exam. Students can download previous papers of the National Standard Examination in Biology from the official website of NSEB and prepare for the exam preparation. Read this article to learn about NSEB PYQP benefits, exam pattern, syllabus, etc.

 

Olympiad Preperation Tips

Those who are preparing for the Olympiad exams can also go through these question papers, along with solutions, to analyze the types of questions asked in the NSEB exam.  Experienced teachers have compiled the solutions and students can refer to them to check the marks they will get in the NSEB 2025 exam.

NSEB Previous Year Question Papers PDF

The NSEB question consists of multiple choice questions and no long questions. The main focus is human horticulture, genetics, and plant horticulture at NSEB. The NSEB syllabus is CBSE Class 11 and Class 12 Biology. In the below table, you can find the attachments of the NSEB Previous Year Question Papers PDF along with the solutions.

NSEB Previous Year Questions

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NSEB Previous Year Answer Keys

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NSEB PYQ Pattern 2025

The Exam Pattern and structure of the NSEB is a unique program, similar to the National Standardized Examination in Basic Science (NSEJS). Focus topic in NSEB exam - Biology. Get the details of the NSEB PYQ Pattern 2025 below.

NSEB PYQ Pattern 2025

Particulars

Specifications

Exam Subject

Biology

Duration

2 Hours

Medium

English, Hindi (Optional)

Maximum Number of Questions

80

Maximum Marks

240

 

Olympiad Toppers & Achivers

NSEB Exam Topics 

Students are required to take note of the syllabus of the NSEB Exam Topics that are included within. In the following table, we are sharing the Biology syllabus of Class 11 and 12:

NSEB Exam Topics

Chapters

Important Topics

1. Diversity of Living

Plant Kingdom

Animal Kingdom

The Living World

Classification in Biology

2. Structural Organization in Animals and Plants

Structural Organization in Animals and Plants

Morphology of Plants

Anatomy of Plants

3. Cell: Structure and Function

Cell Theory

Cell Division

Cell Cycle

Biomolecules

4. Plant Psychology

Growth and development of Plants

Respiration, Transportation, Photosynthesis in Plants.

5. Human Psychology

Neural Coordination and chemical coordination

Breathing, body fluids, digestion, excretion, circulation of body fluids, locomotion.

6. Reproduction in Organisms

Process of reproduction and its types

Asexual and Sexual Reproduction

Fertilisation

7. Reproduction in Flowering Plants

Gametophytes

Structure of Flower

Sexual reproduction in flowering plants

Development of gametophytes- female and male

Pollination

Fertilisation

8. Human Reproduction

Implantation

Placenta formation and pregnancy

Menstrual cycle

Gametogenesis

Oogenesis

Female and male reproductive systems

Spermatogenesis

Anatomy of testes and ovary

9. Reproductive Health

Reproductive technologies

Prevention of sexually transmitted diseases

Necessity for reproductive health

Infertility

Medical termination of pregnancy

Contraception

Amniocentesis

10 Principles of Inheritance and Variation

Sex determination

Similarity between parents and offsprings

Variation between parents and offsprings

Evolution

Mendel’s law of Inheritance

Genetics

Genetic Disorders

11. Molecular Basis of Inheritance

Structure of DNA, RNA, DNA- Replication

Genome

Gene expression

Gene regulation

Genetic code

Transcription

Genetic translation

12. Evolution

Mechanism of Evolution

Darwin’s theory

Adaptive radiation

Natural selection and its types

Hardy- Weinberg’s principle

Modern synthetic theory of evolution

13. Human Health and Diseases

Types of diseases and their prevention

Adolescence

Maintenance of health

Drug abuse

Alcohol abuse

14. Strategies for Enhancement in Food Production

Plant breeding

Food production technique- drawbacks and improvement

Apiculture

Single-cell protein

Animal Husbandry

Tissue culture

Biofortification

15. Microbes in Human Welfare

Biofertilizers

Industrial production

Antibiotics

Energy generation

Household food processing

Sewage treatment

16.Biotechnology

Biotechnology principles

Genetic Engineering

Processes involved

17. Biotechnology and its Application

Application processes involved

18. Organisms and Populations

Environment

Ecological adaptations

Organisms habitat

Population

Predation

Mutualism

Parasitism

Population Interactions

19. Ecosystem

Flow of energy in ecosystem

Succession and services (ecological)

Biomass energy

Decomposition

Patterns of Ecosystem

Carbon cycles

Nutrient cycles

Phosphorus cycles

20. Biodiversity and its Conservation

Introduction to the concept

Biodiversity- importance, conservation and loss

21. Environmental Issues

Greenhouse effect

Ozone layer depletion

Solid waste management

Climate change

Deforestation

Air pollution

Water pollution

Radioactive waste management

Importance of NSEB Previous Question Papers

Below are some of the benefits that NSEB aspirants will enjoy by downloading the previous question papers.

  1. NSEB solution will let you know the exam pattern, mark sheet and also guide your weaknesses and strengths.
  2. The faster you solve problems, the better your time management skills will improve.
  3. Students will get familiar with critical questions by solving past questions.
  4. Analyzing the topics and questions helps students to make better study plans.
  5. When students know their strengths and weaknesses, they can master the lessons they are taught.

 

NSEB Syllabus 2025

Benefits of NSEB Answer Key

Getting the NSEB answer keys is also important for a successful career. Candidates can find the correct answers to the test questions by using the answer keys. Students are given a self-assessment tool that allows them to evaluate their answers and identify areas of difficulty. NSEB answer keys are great for learning the correct techniques and strategies to solve math problems. By sharing answers and answer keys, candidates can refine their thinking and improve their problem-solving skills.

NSEB Previous Year Question Papers FAQs

What are the Benefits to solve NSEB Previous Year Papers?

It is always beneficial to practice from NSEB previous years question papers, as you will get to learn how to manage time in the actual examination.

How can I access the answer solutions for NSEB Exam?

To access the NSEB Answer Keys, visit the official website of IAPT https://www.iapt.org.in/ or we have shared here the direct link. Look for a section that provides the answer key or solutions for the NSEB exam.

Can I use NSEB question paper to prepare for NSEB exam?

Yes, the question paper level and types of question will be same in NSEB question paper 2025. So students can use these NSEB papers to prepare for NSEB 2025 exam.

Where can I get the NSEB Previous Year Question Papers with solutions?

At the PW blog you can get the NSEB Previous Year Question Papers with solutions.

What is the NSEB Exam Date 2025?

The NSEB (National Standard Examination in Biology) will be held on 23rd November 2025.

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