When a Class 8 student searches for the 2017 Biology question paper, they are usually not interested in history. They want to know how their board frames Biology questions, which chapters get the most marks, what a good answer looks like, and where they can find the actual paper.
The problem with most pages that rank for this keyword is that they either give you a vague CBSE answer with no real paper, or they dump a download link with zero context. Neither helps you prepare.
This guide is built differently. It covers the three boards that most commonly search for this paper, breaks down every chapter tested in 2017, explains the marks structure for each board, shows you exactly where to download the correct paper for your state and medium, and gives you a subject-specific preparation strategy that works for Class 8 Biology specifically. Not generic advice. Biology-specific.
Understanding How Biology Is Taught and Tested at Class 8 Level
Before downloading any paper, it helps to understand how Biology fits into the Class 8 exam structure across different boards.
| Board | Subject Name | How It Is Tested | Total Biology Marks |
| AP SCERT | Biological Science (BS) | Separate paper (Part A + Part B) | 80 marks (60+20) |
| Telangana SCERT | Biological Science (BS) | Separate paper (Part A + Part B) | 80 marks (60+20) |
| CBSE | Science (Biology portion inside) | Combined with Physics and Chemistry | 25-30 of 80 marks |
| ICSE | Biology | Separate subject paper | 80 marks |
| Karnataka State | Science (General Science) | Combined paper with Physics, Chemistry | Approx 30 of 80 marks |
| Kerala SCERT | Basic Science | Combined paper | Approx 25 of 80 marks |
AP and Telangana 8th Class Biological Science Question Paper 2017
For the 2017-18 academic year, the SA1 examination for AP and Telangana government schools was conducted in November and December 2017. The Biological Science (BS) paper was a dedicated subject paper separate from Physical Science.
Chapters Covered in the AP and Telangana 8th Class BS SA1 2017 Paper
| Chapter | Topic Area | Expected Question Types |
| Cell: Structure and Functions | Cell Biology | Diagram (cell), VSA, SA, LA |
| Microorganisms: Friend and Foe | Microbiology | VSA, SA, fill blanks |
| Crop Production and Management | Agriculture and Biology | VSA, SA, LA with diagram |
| Conservation of Plants and Animals | Environmental Biology | VSA, SA, reason-based |
| Food Production and Management | Human Biology/Agriculture | SA, LA |
| Reaching the Age of Adolescence | Human Biology | SA, reason-based |
Chapters Covered in the AP and Telangana 8th Class BS SA2 2017-18 Paper
| Chapter | Topic Area | Expected Question Types |
| Reproduction in Animals | Animal Biology | Diagram, SA, LA |
| Some Natural Phenomena | Physical/Environmental Biology | VSA, SA |
| Light | Physics applied to Biology (eye) | Diagram, SA |
| Stars and the Solar System | General Science | VSA, SA |
| Pollution of Air and Water | Environmental Science | SA, LA, reason |
| Sound | Physics applied to Biology (ear) | VSA, SA |
Marks Pattern for AP and Telangana BS Paper 2017
| Section | Question Type | Marks Each | Questions | Total |
| Section I | Very Short Answer (VSA) | 1 mark | 8 questions | 8 marks |
| Section II | Short Answer (SA) | 2 marks | 8 questions | 16 marks |
| Section III | Short Answer (SA) | 4 marks | 6 questions (choose 4) | 16 marks |
| Section IV | Long Answer (LA) | 8 marks | 2 questions (choose 1 each) | 16 marks |
| Map / Diagram | Diagram labelling | 2-4 marks | 1-2 questions | 4 marks |
| Part B | Internal Assessment | 20 marks | Projects / Activities | 20 marks |
| Total | 80 marks |
Download Sources for AP and Telangana 2017 Papers
- com: Has the 8th class SA2 Biological Science question paper 2017-18 in both English Medium (EM) and Telugu Medium (TM) as direct PDF downloads. The SA1 2017 paper is listed under the previous papers archive.
- com: Has year-wise AP and Telangana Class 8 SA1 and SA2 Biological Science papers with forum-based discussions. The 2017-18 paper is linked in the Andhra Pradesh SA1 previous questions page.
- in: Lists AP and Telangana 8th class SA1 and SA2 previous papers for all subjects year-wise. The Biological Science 2017 paper is in the science section.
- in: AP-specific subject-wise paper archive with SA1 model papers based on the 2017 SCERT syllabus.
- blogspot.com: Has Telangana district-level 8th class SA1 and SA2 Biology papers from 2017-18 in both mediums.
CBSE Class 8 Science Paper 2017: Understanding the Biology Portion
CBSE Class 8 does not have a separate Biology paper. Biology chapters from the NCERT Science textbook are tested within the combined Science paper alongside Physics and Chemistry. In 2017, the SA1 and SA2 papers each carried 80 marks with Biology contributing approximately 25 to 30 marks.
CBSE Class 8 Biology Chapters in the 2017 SA1 Paper
- Crop Production and Management
- Microorganisms: Friend and Foe
- Conservation of Plants and Animals
- Cell: Structure and Functions
- Reproduction in Animals
CBSE Class 8 Biology Chapters in the 2017 SA2 Paper
- Reaching the Age of Adolescence
- Force and Pressure (some Biology crossover in body mechanics)
- Pollution of Air and Water
How Biology Questions Appear in the CBSE Class 8 Science Paper
| Question Type | Biology Examples from 2017 | Marks |
| Very Short Answer | Define cell membrane / Name the process by which amoeba reproduces | 1 mark each |
| Short Answer (2 marks) | Differentiate between prokaryotic and eukaryotic cells / Name two nitrogen-fixing bacteria | 2 marks each |
| Short Answer (3 marks) | Explain the process of fertilisation in frogs / Write three uses of microorganisms | 3 marks each |
| Long Answer (5 marks) | Draw a labelled diagram of a plant cell / Explain crop rotation with examples | 5 marks each |
Download Sources for CBSE 2017 Biology Papers
- com: Has CBSE Class 8 Science previous year and sample papers from 2015 to 2023 including 2017. The Biology portion can be identified by chapter headings within the combined Science paper.
- com: Has solved CBSE Class 8 Science papers from 2017 with chapter-wise answer explanations including all Biology questions.
- com: Has Class 8 Science question papers for SA1 and SA2 from multiple years including 2017, available as free PDF downloads.
Chapter-Wise Analysis: What the 2017 Paper Tested in Each Biology Chapter
Looking across the 2017 AP, Telangana and CBSE papers, these are the most consistently tested Biology topics and how each chapter appeared in actual questions.
Cell: Structure and Functions
This chapter produced the highest marks in the AP and Telangana SA1 papers and a long answer question in CBSE SA1. The 2017 papers across boards show three consistent patterns in this chapter.
- Diagram question: Draw and label a plant cell or animal cell. This appeared in every board’s 2017 paper. Students who cannot draw a clean, labelled cell diagram consistently lose 3 to 4 marks here.
- Comparison question: Differentiate between plant cell and animal cell. This appeared as a 4-mark table-format question in AP/Telangana and as a 3-mark short answer in CBSE.
- Definition questions: Define cell wall, cell membrane, cytoplasm and nucleus. These appeared as 1-mark VSA questions in AP/Telangana papers.
Microorganisms: Friend and Foe
This chapter tests classification, uses and harmful effects of microorganisms. The 2017 papers show a consistent pattern.
- Classification questions: Name the four major groups of microorganisms. Appeared as VSA in every board.
- Useful microorganisms: List three uses of bacteria or fungi. Appeared as 2-mark SA in AP/Telangana and 3-mark SA in CBSE.
- Disease questions: Name two diseases caused by bacteria and two caused by viruses. Appeared in both SA1 and SA2 papers.
- Nitrogen cycle: Explain the role of microorganisms in the nitrogen cycle. Appeared as a 4-mark question in AP/Telangana SA1 2017.
Crop Production and Management
One of the most thoroughly tested chapters across all boards in 2017.
- Agricultural practices: List and explain any three agricultural practices such as irrigation, harvesting and storage.
- Nutrients question: What are macronutrients and micronutrients? Give two examples of each. Appeared as a 4-mark question in AP/Telangana.
- Weeding and pest control: Appeared as a 2-mark SA question in CBSE 2017.
- Diagram: Draw a labelled diagram showing crop rotation or a drip irrigation system. This appeared as a diagram question in some district papers.
Conservation of Plants and Animals
This chapter consistently produces reason-based and definition questions rather than diagram questions.
- Definitions: Define biodiversity, flora, fauna, endemic species, Red Data Book and biosphere reserve. Several of these appeared as 1-mark VSA questions in the 2017 papers.
- Reasons questions: Why are deforestation and habitat destruction harmful? This appeared as a 4-mark LA in AP/Telangana.
- Examples: Name two national parks and two wildlife sanctuaries. Appeared in the 2017 AP paper as a 2-mark question.
Reproduction in Animals
This chapter dominated the SA2 paper in AP/Telangana and appeared in CBSE SA1 2017.
- Modes of reproduction: Differentiate between sexual and asexual reproduction with examples. Appeared as a 4-mark question.
- Fertilisation: Explain internal and external fertilisation. Appeared in CBSE as a 3-mark SA.
- Diagram: Draw and label the reproductive system diagram or the stages of development. Appeared in AP/Telangana SA2 2017-18.
- Budding and binary fission: Explain with diagrams. Appeared as a 2-mark question in AP/Telangana.
Reaching the Age of Adolescence
A chapter that students often underestimate. It appeared in both CBSE and AP/Telangana papers in 2017.
- Puberty changes: List four physical changes during puberty in boys and girls. Appeared as a 4-mark question.
- Hormones: Name the hormones responsible for puberty changes and where they are produced.
- Balanced diet: Write the importance of a balanced diet during adolescence. Appeared as a 2-mark SA.
How to Use the 2017 Biology Paper for Exam Preparation
The way most students use previous year papers is passive. They download it, read it, and move on. That method gives you maybe 20 percent of the benefit. Here is the full method.
Step 1: Map the Paper to Chapters Before Solving
Before attempting a single question, go through the entire paper and write the chapter name next to each question. This takes five minutes and gives you an instant marks-per-chapter breakdown. In the 2017 AP paper, Cell and Microorganisms together accounted for nearly 30 percent of marks. If you did not know that, you were preparing without a map.
Step 2: Identify the Diagram Questions First
Circle every question that requires a diagram. In Biology, diagram questions are the most predictable, the easiest to prepare for, and the most commonly dropped marks. In the 2017 papers, at least two diagram questions appeared across every board. Prepare those diagrams separately before attempting the paper.
Step 3: Attempt the Paper Under Real Exam Conditions
Set a timer for 2 hours 30 minutes for AP/Telangana or 2 hours for CBSE. Attempt every question. For questions you are unsure of, write what you know rather than leaving blanks. State board examiners often award one or two marks for partial answers that show understanding.
Step 4: Use the Textbook to Self-Check
Do not open the answer key until you have checked your own answers against the SCERT or NCERT Biology textbook. This is the most important step most students skip. Reading your own answer against the textbook teaches you the gap between what you know and what the examiner expects.
Step 5: Score Yourself and Build a Weak Chapter List
Now compare with the available answer key. Record your score for each section. Write down every chapter where you lost marks. That list is your revision priority order for the next three study sessions.
Step 6: Revise Weak Chapters and Reattempt
Revise each weak chapter with three specific targets: the key definitions the chapter uses, the diagrams in that chapter, and the examples the textbook provides. Then attempt the same questions again without any reference. This closes the gap before the actual exam.
Biology-Specific Exam Tips for Class 8 Students
Generic science tips do not work well for Biology. The subject has its own logic, its own question patterns and its own marking habits. Here is what the 2017 papers show.
Diagrams earn marks even when not asked: In AP and Telangana 2017 papers, students who drew a labelled cell diagram in their long answer for the Cell chapter received full marks even when the question only asked them to explain cell structure. Most marking schemes for Biology long answers include one or two diagram marks as part of the expected answer.
Definitions must match the textbook closely: Biology 1-mark questions test exact textbook language. The word biodiversity has a specific definition in the SCERT textbook. Writing a paraphrase that is close but not exact typically earns zero marks. Read definitions from the textbook directly and memorise the phrasing.
Reason-based questions need a two-part answer: Questions beginning with Why, Give reasons for, or Explain why need a two-part answer: first state the fact, then explain the mechanism. In the 2017 papers, single-fact answers for reason questions consistently received half marks.
Comparison questions need a table format: Differentiate between questions in Biology earn full marks when answered as a table with at least three points of comparison clearly labelled Basis, First Term and Second Term. Writing the same information in paragraph form typically earns two out of four marks.
Examples make short answers complete: In Biology SA questions, every definition or explanation answer scores higher when followed by one specific example. Name two bacteria that fix nitrogen is easier to answer if you have memorised Rhizobium and Azotobacter as standard examples.
Also Read : 6th Standard Science Question Paper 2018 – All Boards, Chapters, PDF Download
Biology Diagrams from the 2017 Papers You Must Practice
Based on the 2017 AP, Telangana and CBSE Biology papers, these are the diagrams that appeared most frequently.
- Plant cell with labels: cell wall, cell membrane, nucleus, vacuole, chloroplast, mitochondria, cytoplasm
- Animal cell with labels: cell membrane, nucleus, mitochondria, cytoplasm, centriole
- Comparison diagram: plant cell versus animal cell (showing presence and absence of key organelles)
- Nitrogen cycle: showing roles of soil bacteria, plants, animals and decomposers
- Cross-section of a seed: showing seed coat, cotyledon and embryo
- Stages of budding in Hydra or Yeast
- Binary fission in Amoeba
- Male or female reproductive system (AP/Telangana SA2 2017-18)
- Human endocrine system showing gland positions (Adolescence chapter)
Practise each of these diagrams from memory five times before your exam. Draw them on plain paper without any reference. Check your labels against the textbook after each attempt.
Mistakes Students Make When Preparing With the 2017 Biology Paper
| Mistake 1 | Skipping the Cell chapter because it seems difficult. The Cell chapter is the single highest-marks chapter in the AP and Telangana SA1 2017 papers. Avoiding it because of the diagram is one of the most expensive preparation mistakes in Class 8 Biology. |
| Mistake 2 | Writing long answers in paragraph format for comparison questions. Differentiate questions in Biology are always worth more marks when answered as a table. Five years of papers consistently reward table-format answers for this question type. |
| Mistake 3 | Memorising answer key responses without understanding them. Biology answer keys from teacher-prepared sources sometimes phrase answers differently from the textbook. The textbook is always the primary reference for Class 8 Biology, not any answer key. |
| Mistake 4 | Using a CBSE Biology paper to prepare for AP or Telangana state board exams. CBSE tests Biology as part of a combined Science paper with different marks allocation. AP and Telangana papers test Biology exclusively in a dedicated paper. The chapter depth and question style are meaningfully different. |
| Mistake 5 | Studying only the chapters that appeared in SA1 2017. SA1 covers half the syllabus. SA2 covers the other half. Students who only practise SA1 papers consistently underperform in SA2 because they have not practised the SA2 chapter pattern. |
Pre-Exam Checklist for Class 8 Biology Using the 2017 Paper
- Confirm your board (AP, Telangana or CBSE) and download the correct 2017 paper in your medium.
- Read the full paper and write the chapter name next to every question before attempting.
- Identify and separately list all diagram questions in the paper.
- Practise all nine key Biology diagrams from memory before attempting the paper.
- Solve the full paper in one sitting with your timer set to exam duration.
- Self-check answers against your SCERT or NCERT textbook before using any answer key.
- Score yourself and list every chapter where you lost marks.
- Revise weak chapters focusing on definitions, diagrams and textbook examples.
- Reattempt all weak-chapter questions without notes after revision.
- Attempt the SA2 2017-18 paper as a second practice round to cover the full year’s chapters.
Frequently Asked Questions
Where can I download the 8th class Biology question paper 2017?
For AP and Telangana government schools, the 8th class Biological Science question paper 2017-18 is available at tlm4all.com and educationobserver.com in both English Medium and Telugu Medium. For CBSE, CBSE Class 8 Biology is part of the Science paper and previous year papers from 2017 are available at mycbseguide.com, byjus.com and ncerthelp.com as free PDF downloads.
Is Biology a separate paper in 8th class for AP and Telangana?
Yes. In AP and Telangana government schools, Biological Science is a separate subject paper at Class 8 level. It is independent from Physical Science. The Biological Science paper carries 80 marks total: Part A is a written exam of 60 marks and Part B is an internal assessment of 20 marks covering project work and activities evaluated by the class teacher throughout the term.
Which chapters are in the 8th class Biology SA1 2017 paper?
For AP and Telangana SCERT 8th class Biological Science SA1 2017, the chapters include Cell: Structure and Functions, Microorganisms: Friend and Foe, Crop Production and Management, Conservation of Plants and Animals, Food Production and Management and Reaching the Age of Adolescence. For CBSE, the Biology chapters in SA1 2017 include Crop Production and Management, Microorganisms, Conservation of Plants and Animals, Cell Structure and Functions and Reproduction in Animals.
What diagrams appeared in the 8th class Biology 2017 paper?
The most common diagrams in the 2017 papers across boards are: plant cell with labels, animal cell with labels, nitrogen cycle, stages of budding in Hydra or Yeast, binary fission in Amoeba, and the human endocrine system. In AP and Telangana SA2 2017-18, reproductive system diagrams also appeared. All of these are standard NCERT and SCERT textbook diagrams and should be practised from memory at least five times before the exam.
What is the marks pattern for the AP and Telangana 8th class Biology paper?
The AP and Telangana 8th class Biological Science paper carries 80 marks total. Part A is the written exam of 60 marks and Part B is internal assessment of 20 marks. Part A includes 8 VSA questions of 1 mark each, 8 SA questions of 2 marks each, short answer questions of 4 marks each, and long answer questions of 8 marks each. One or two diagram questions are embedded within the short and long answer sections.
Are answer keys available for the 8th class Biology 2017 paper?
Yes. Teacher-prepared answer keys for the AP and Telangana 8th class Biological Science SA1 and SA2 2017-18 papers are available on tlm4all.com and educationobserver.com. For CBSE, solved papers with answer explanations for all Biology questions are available on byjus.com and mycbseguide.com. Always cross-check answer key responses against your SCERT or NCERT textbook, as some teacher keys phrase answers differently.
Can the 2017 Biology paper be used to prepare for current year exams?
Yes. The core Biology chapters for Class 8 have remained consistent across AP, Telangana and CBSE for several years. Cell structure, Microorganisms, Crop Production, Conservation and Reproduction chapters are part of the standard syllabus. The 2017 paper is a valid preparation resource for current year students. Confirm that your current academic year syllabus matches the chapters in the 2017 paper with your subject teacher before using it.
How do I write a good 8-mark Biology answer for Class 8?
An 8-mark Biology answer should include an introduction of two or three sentences, five to six clearly numbered main points with one or two sentences each, one or two relevant examples drawn from the textbook, and a relevant labelled diagram where applicable even if not asked. Use sub-headings for multi-part questions. Do not write in a single paragraph. Examiners for AP and Telangana Biology papers reward structured, point-wise answers over continuous prose.
What is the difference between the AP and Telangana 8th class Biology papers?
AP and Telangana use separate SCERT textbooks following the 2014 bifurcation. While the chapter names are largely the same, the content, examples used and textbook explanations differ between the two states. Question framing reflects the respective SCERT textbook. A student preparing for AP using a Telangana paper may encounter slightly different terminology and examples in the answer key. Always use your own state’s paper and textbook.
How many marks does the Cell chapter carry in the 2017 Biology paper?
Based on the 2017 AP and Telangana SA1 papers, the Cell: Structure and Functions chapter typically carries between 12 and 16 marks out of the 60-mark Part A paper. This includes a 1-mark VSA question, a 2-mark comparison question, a 4-mark short answer and an 8-mark long answer that includes a diagram. It is consistently the highest single-chapter marks contributor in the SA1 Biology paper.
