If you are preparing for the IGNOU BSCG Term-End Examination and need the BBYET 143 Question Paper December 2025 with complete solved answers, you have come to the right place. Economic Botany and Biotechnology is a subject that blends plant science with modern genetic engineering.
Scoring well here means combining conceptual clarity, scientific terminology, and diagram accuracy. Most students underestimate how diagram-heavy this paper is. At Unnati Education, our team has prepared a full solved version of this paper to help you write confident, structured answers on exam day. Contact us through this page to get started.
About This Solved Paper
| Prepared by | Unnati Education, IGNOU-experienced academic content team |
| Qualification | Graduates with specialization in Botany and Life Sciences |
| Program | IGNOU Bachelor of Science (General) (BSCG) |
| Institution Reference | IGNOU Term-End Examination, December 2025 |
Download Now — Get the BBYET-143 Solved Question Paper December 2025 IGNOU
You can get the complete BBYET-143 solved question paper directly from the Unnati Education team. Our answers follow proper IGNOU format and include relevant diagrams with marking-point-focused explanations.
Whether you are doing full-length practice or last-minute revision, this paper covers every question in the December 2025 set. Contact us on WhatsApp or Telegram today and receive your IGNOU BBYET-143 question paper with solutions quickly.
What is BBYET 143 Question Paper December 2025?
The BBYET-143 December 2025 question paper is IGNOU's Term-End Examination paper for Economic Botany and Biotechnology under the BSCG program, carrying 50 marks with descriptive and application-based questions.
This paper tests students across plant domestication, tissue culture, restriction enzymes, CRISPR-Cas9, medicinal plants, and genetic diversity. It requires structured, diagram-supported writing. That is exactly why having a well-prepared solved paper before your exam matters more than reading theory notes alone.
About IGNOU BBYET-143 — Economic Botany and Biotechnology
BBYET-143 connects classical plant science with the frontiers of modern biotechnology. You study how early humans domesticated wild plants into today's major crops, and you also explore how scientists now edit plant genomes using tools like CRISPR-Cas9. The subject covers tissue culture techniques, organogenesis, somatic embryogenesis, restriction enzymes, molecular markers, and conservation of genetic diversity.
The biotechnology sections are where most students need extra help. Questions on CRISPR mechanism, restriction enzyme types, and embryogenesis diagrams require both knowledge and visual accuracy. At Unnati Education, our solved paper addresses each of these areas with clear, well-structured answers that match what IGNOU examiners expect to see.
BBYET 143 Question Paper December 2025 — Exam Pattern and Marks Breakdown
The BBYET-143 December 2025 paper is a 2-hour examination carrying 50 marks in total. Question Number 1 is compulsory and has two parts, (a) and (b), each worth 5 marks. From Question Numbers 2 to 7, students must attempt any four. Each carries 10 marks, with some split into sub-parts of 6 and 4, or 5 and 5. This structure rewards balanced preparation across all BBYET-143 topics, so avoid skipping any unit of the syllabus.
All Questions — BBYET 143 Question Paper December 2025 IGNOU
Here is the complete BBYET-143 December 2025 question paper reproduced for your reference:
(a) Write the botanical names of the following plants: 5x1=5
(i) Levant cotton (ii) Coconut (iii) Flax (iv) Teak (v) Sarpagandha
(b) Fill in the blanks: 5x1=5
(i) The potential of a plant cell to grow and develop into a whole new multicellular plant is described as cellular ............... (ii) The technique of .............. can be used to treat inherited genetic disorders. (iii) ............... is the study of genetic stability in the cryopreserved plant materials. (iv) Ingo Potrykus developed the genetically engineered product ............. . (v) Androgenesis or Gynogenesis can be used for the production of ............. plants.
(a) Describe the process and genetic basis of the domestication of plants. 6
(b) Define the terms 'Domestication syndrome' and 'Unconscious selection'. 4
(a) Describe the nutritional advantages and health benefits of legumes. 6
(b) What are the different health benefits of curcumin? 4
(a) Describe the steps of organogenesis discussing the various factors regulating it. 5
(b) Differentiate between direct and indirect embryogenesis with the help of well labelled diagrams. 5
What are restriction enzymes? Describe their types and applications. 2+8
(a) Give an overview of CRISPR-Cas9 technology with a schematic diagram. 5
(b) Mention the importance and limitations of CRISPR-Cas9 technology. 5
Write short notes on any four of the following: 4x2=10
(i) Shuttle vectors (ii) Random Amplified Polymorphic DNA (iii) Bottleneck effect in population (iv) Importance of medicinal plants (v) Conservation of genetic diversity
BBYET 143 Question Paper December 2025 — Syllabus Topics Covered
This paper draws from the complete BBYET-143 syllabus for the IGNOU BSCG program. Key areas include plant domestication and its genetic basis, economic importance of crop plants, nutritional benefits of legumes, medicinal plants and curcumin research, tissue culture, organogenesis, somatic embryogenesis, restriction enzymes, CRISPR-Cas9 gene editing, molecular markers like RAPD, shuttle vectors, cryopreservation, haploid plant production, population genetics, and conservation of genetic diversity.
Sample Answer Preview — BBYET 143 Economic Botany and Biotechnology Solved Question Paper
Take Question 6 on CRISPR-Cas9 as an example. A high-scoring answer should open with a clear definition of the technology as a bacterial immune-derived gene editing system. Then it should include a well-labeled schematic diagram showing the guide RNA, Cas9 endonuclease, PAM sequence, and the DNA cleavage site. The mechanism should be explained step by step, followed by its applications in agriculture, medicine, and gene therapy.
This is exactly how our solved answers are structured at Unnati Education. Contact us now to get the full BBYET-143 December 2025 solved paper and see this approach applied across every question in the paper.
How to Write High-Scoring Answers in BBYET 143 Question Paper December 2025
Always begin with a clean definition. For any topic like restriction enzymes, organogenesis, or RAPD, lead with a precise one-line explanation before expanding. Use scientific terminology naturally throughout your answer. For questions that ask you to differentiate between two concepts, pair a well-labeled diagram with a structured comparison in prose.
Here is the important part: IGNOU examiners prefer organized, readable answers over long rambling ones. Use subheadings like Types, Mechanism, Applications, and Limitations where the question demands it. Short sentences, clear points, and a well-placed diagram will earn you more marks than dense, unstructured writing every single time.
Who Should Use This BBYET-143 Solved Question Paper December 2025?
This solved paper is for IGNOU BSCG students registered in BBYET-143, whether you are attempting it for the first time or reappearing. It works especially well for botany learners who find biotechnology difficult, science students who need diagram guidance for organogenesis and CRISPR, and anyone preparing for December 2025 TEE who wants model answers in proper IGNOU format. If you want to stop guessing and start writing with clarity and confidence, this resource is built for you.
Why This is Better than Free BBYET-143 December 2025 Question Paper PDFs and Telegram Files
Free files from Telegram groups or generic websites rarely reflect IGNOU's actual marking scheme. They often carry incomplete answers, missing diagrams, incorrect botanical data, or content not updated for the current syllabus. In practice, students who rely on random free downloads often miss marking points that cost them grades.
Unnati Education's BBYET-143 solved question paper is prepared by subject experts, reviewed for factual accuracy, and written specifically for the December 2025 question set. Every answer follows the format IGNOU examiners respond to. That consistency is what makes the difference when marks are tight.
Student Reviews — BBYET-143 Solved Question Paper by Unnati Education
"I was genuinely confused about the CRISPR and restriction enzyme questions in BBYET 143 December 2025. The solved paper from Unnati Education made everything clear, including the diagrams. Strongly recommend it to every BSCG student." - Megha S., BSCG Student, Jaipur
"The team replied within minutes on WhatsApp and sent the IGNOU BBYET-143 solved paper straight away. Saved my revision in the last two days before the exam." - Rohan K., IGNOU Delhi Regional Centre
How to Get the BBYET-143 Solved Question Paper December 2025 — Step by Step
Getting the BBYET-143 solved paper is a simple three-step process. First, contact Unnati Education on WhatsApp or Telegram through the number listed on this page. Second, share your course code BBYET-143 and confirm you need the December 2025 solved paper. Third, once your requirement is confirmed, the complete solved paper is delivered directly to your phone. No complicated process, no unnecessary waiting. Most students receive their material within minutes of reaching out.
Frequently Asked Questions — BBYET 143 Question Paper December 2025 IGNOU
What is the exam pattern for BBYET-143 December 2025? The BBYET-143 December 2025 paper carries 50 marks and must be completed within 2 hours. Question 1 is compulsory and has two parts, each worth 5 marks. From Questions 2 to 7, you must attempt any four. Each question carries 10 marks, sometimes divided into sub-parts of 6 and 4, or equal 5 and 5. The paper tests theoretical knowledge, biological terminology, diagram accuracy, and application-based understanding of economic botany and biotechnology across the IGNOU BSCG syllabus.
Which biotechnology topics are covered in BBYET-143? BBYET-143 covers a strong range of modern biotechnology topics relevant to the IGNOU BSCG syllabus. Key areas include tissue culture techniques, organogenesis and somatic embryogenesis, restriction enzymes and their types and applications, genetic engineering tools, shuttle vectors, molecular markers like Random Amplified Polymorphic DNA, CRISPR-Cas9 gene editing technology, cryopreservation and genetic stability, haploid plant production through androgenesis and gynogenesis, and the development of genetically engineered crops like Golden Rice developed by Ingo Potrykus.
Is CRISPR-Cas9 important for the BBYET-143 exam? Yes, CRISPR-Cas9 is a high-weight topic in the BBYET-143 December 2025 paper. Question 6 directly asks for a full overview with a schematic diagram and a separate discussion of importance and limitations. Students must draw the mechanism clearly, explain how the guide RNA directs the Cas9 endonuclease to the target DNA strand, and discuss both its applications in medicine and agriculture and its real limitations including off-target editing effects, delivery challenges in complex organisms, and ongoing ethical concerns surrounding human genome modification.
How do I access the IGNOU BBYET-143 solved question paper? You can get the BBYET-143 solved question paper from Unnati Education by contacting us on WhatsApp or Telegram. Simply share your course code BBYET-143 and confirm you need the December 2025 version, and our team will deliver it to your phone promptly. The material includes complete answers to all questions, correctly labeled diagrams, and IGNOU format explanations. It is available for immediate delivery, making it useful even for students revising a day or two before their scheduled examination date.
What are the botanical names asked in BBYET-143 December 2025? Question 1(a) of the BBYET-143 December 2025 paper asks you to write the botanical names of five plants: Levant cotton, Coconut, Flax, Teak, and Sarpagandha. These are standard economic botany identifiers from the IGNOU BSCG syllabus. Accuracy in scientific nomenclature matters because even a small spelling error can cost marks in this section. Our solved paper provides the correct botanical names along with brief notes on each plant's economic significance to strengthen your recall during the exam.
About Unnati Education — IGNOU Study Material Experts
Unnati Education is a Delhi-based academic support platform built specifically for IGNOU and NIOS students across India. Our team has supported thousands of students in accessing solved papers, important question booklets, and exam-ready study material for Term-End Examinations. We understand the IGNOU examination format, answer expectations, and marking patterns from years of direct experience. Every solved paper we prepare is reviewed for accuracy and aligned with the current syllabus before it reaches a student.
Explore More IGNOU BBYET-143 Solved Papers and Study Material
Beyond the December 2025 question paper, Unnati Education also provides BBYET-143 important questions, assignment solutions, guess papers for upcoming TEE sessions, and topic-wise revision notes on Economic Botany and Biotechnology. You can also explore solved papers for other IGNOU BSCG subjects. Browse our full library of IGNOU study material to find everything you need for your Term-End Examination from a single trusted source.
Get Your BBYET 143 Question Paper December 2025 Solved Paper Now
Do not walk into your IGNOU Term-End Examination without a clear picture of what is being asked and how to answer it. The BBYET 143 December 2025 paper covers everything from plant domestication genetics to CRISPR-Cas9, and each question demands structured, diagram-supported writing.
Contact Unnati Education today on WhatsApp or Telegram and get your complete solved paper delivered in minutes. Thousands of IGNOU students trust us every semester. Your December 2025 preparation deserves the same quality of support.