The Complete Guide to the NIOS Class 12 Biology Lab Manual 314 that includes Practical Solutions
Are you an NIOS Class 12 student in search of trustworthy, precise, and syllabus-based practice files? Our NIOS Biology 314 for Class 12 practice file (Lab Manual) is designed to help you finish your work with confidence and accuracy. We at Unnati Educations understand the challenges that open school students have to overcome, particularly when it comes to completing their lab work. That's why we've created this guide to help you along the academic process.
NIOS Class 12 Biology Practical File
| S. No. | Name of the Exercise | Page No. |
|---|---|---|
| 1 | Introduction | 1 |
| 2 | Exercise 1: Some Common Instruments | 5 |
| 3 | Exercise 2: | |
| 3.1 | Preparation of temporary mount of onion peel to observe and study epidermal cells | 11 |
| 3.2 | Preparation of temporary stained mount of human cheek cells | 16 |
| 3.3 | Preparation of temporary mount of leaf epidermis to study the structure of stomata | 19 |
| 3.4 | Preparation and study of xylem and phloem from cucurbita stem | 22 |
| 3.5 | Temporary stained preparation and study of striated muscle fibres in cockroach | 24 |
| 4 | Exercise 3: Study of morphological modifications of plant parts like root, stem and leaf | 27 |
| 5 | Exercise 4: To study the T.S of dicot and monocot stems and roots from permanent slide | 36 |
| 6 | Exercise 5: Study of microscopic anatomy (histology) of mammalian tissues and organs | 45 |
| 7 | Exercise 6: To study the structure and function of different parts of flowers (China rose and Petunia) | 52 |
| 8 | Exercise 7: Study of animal specimens and their classification (e.g., sponge, earthworm, butterfly, apple snail, starfish, dogfish, Rohu, toad, lizard, pigeon, bat) | 60 |
| 9 | Exercise 8: Preparation of a slide of onion root tip for observation of mitosis stages | 81 |
| 10 | Exercise 9: To study the special adaptive features in some plants and animals | 88 |
| 11 | Exercise 10: | |
| 11.1 | (a) Physical properties of different soil samples | 93 |
| 11.2 | (b) Water holding capacity of different soils | 96 |
| 12 | Exercise 11: Demonstration of osmosis by potato osmometer | 100 |
| 13 | Exercise 12: Determine the rate of photosynthesis in an aquatic plant (Hydrilla or Elodea) | 102 |
| 14 | Exercise 13: Study the structure and germination in gram and bean seeds | 105 |
| 15 | Exercise 14: Demonstrate the release of CO₂ during seed germination | 111 |
| 16 | Exercise 15: Study the action of salivary amylase on starch | 114 |
| 17 | Exercise 16 (Optional Module): | 119 |
| 17.1 | Study the developmental stages in the life cycle of Drosophila by preparing a culture | 122 |
| 17.2 | Project on growth pattern of money plant | 124 |
| 17.3 | Preparation of a herbarium | 124 |
Accurate, Updated, and Student-Friendly Practical Support
NIOS practical tests are a major factor in the overall marks you earn in your subject. Many students find it difficult to finish their NIOS Class 12 Biology 314 Laboratory Manual because of a lack of guidance or misunderstanding of the procedure. This is why Unnati Education steps in to aid.
Practical files that are ready to use include thorough procedures, notes diagrams, as well as results in accordance with the most recent NIOS Class 12 biology 314 solved syllabus for practical files. The files are prepared in a the most clear and easy-to-read format that is in line with all evaluation standards.
Who Can Use This Lab Manual?
- NIOS students from Stream 1 2 3, or 4.
- Students who are in a failing class and want to send files as quickly as possible
- Learners who are struggling to master Biology charts or observation
- Students who did not attend the classes or a practical session
Benefits of Choosing Unnati Education's Practical File Solutions
- Time-saving: There is no requirement to compile or write your own file
- A well-organized, exam-ready format that is neatly prepared
- Digital or printed formats are available
- Aids in scoring maximum marks in the practicals
- Experiments and results that are easy to comprehend
- 100% aligned to the NIOS exam pattern
Related Assistance from Unnati Educations
- Subject-wise Solved Assignments (TMAs)
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Why Trust Unnati Educations?
- Over 10 years of expertise in NIOS support
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How to Order NIOS Class 12 Biology 314 Solved Practical File (Lab Manual)?
- WhatsApp us by calling +91 8800 777430 and providing your subject's number. (Biology 314)
- Choose Printed or PDF File Format
- Make Payment via UPI/Paytm/Bank Transfer
- Receive the delivery download link within 24hrs
Helpful Tips for Practical Exam Preparation
- Always revise the theory relevant to every experiment
- Make sure you draw diagrams with precision using labels
- Learn the outcome and its logic instead of learning by rote
- Experiment with speaking and practice steps for the viva
- Make sure the file is clean and stapled correctly
Final Words
If you're looking for an easy-to-use, accurate and current NIOS Class 12 Biology 314 Solved Practical File (Lab Manual) that helps you submit your application with confidence, Unnati Educations is here to assist you. Many students trust Unnati Educations each the year in order to pass their exams with confidence.
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NIOS Class 12 Biology 314 solved practice document (Lab Manual) is more than only a paper to be submitted, it's your chance to score high scores. Take advantage of it and let Unnati Educations help you make the most of this.
FAQs About NIOS Class 12 Biology Practical File
Q1. What are the topics included within the NIOS Class 12 Biology 314 Lab Manual?
The practical file contains all 15 of the experiments recommended by NIOS including mitosis, osmosis transpiration, respiratory the process of respiration in germinating seeds and many more. Each step-by-step procedure is explained with clearly labeled diagrams, the materials and conclusions.
Q2. Is this file accepted by every NIOS research centers?
Yes, the document strictly adheres to all NIOS guidelines and format. It is accepted by all centers accredited under NIOS throughout India as well as abroad.
Q3. Does this file aid me with my Viva exam too?
Absolutely. Our notes will help you prepare for your oral viva round by describing the scientific basis behind each experiment in detail.
Q4. Do I have to buy it immediately when my practical submission date is getting close?
Yes. We can provide fast delivery through WhatsApp or email formatted in PDF. Also, printed files are accessible to Delhi NCR students.
Q5. Do you supply documents that are printed or handwritten?
It is possible to request any format. We can provide clean, handwritten scans, or neat printed PDFs that are typed according to the requirements of your center.
Q6. What can I do to ensure the actual file is correct?
The content we publish is checked by highly experienced subject specialists and are based on the most current NIOS Biology syllabus. We verify each experiment prior to making final.
