Grandmaster Bikram Sutradhar | SirBikramSutradhar | BASTRONAUTWAY

Chapter Introduction – English

Welcome to the ultimate guide on CBSE Class 9 Science Chapter 12: Improvement in Food Resources, curated by Grandmaster Bikram Sutradhar (SirBikramSutradhar) under the BASTRONAUTWAY initiative.

This chapter explores how food production can be enhanced through scientific practices in agriculture and animal husbandry. You will learn about crop variety improvement, crop production and protection techniques, and the importance of fertilizers, manures, irrigation, and storage methods. It also focuses on sustainable practices to improve yield without harming the environment.

This guide includes:
100% Exam-focused Notes
Solved Intext & Exercise Questions
Multiple Choice Questions (MCQs)
Frequently Asked Questions (FAQs)
Bilingual Format (English + Hindi)

अध्याय की प्रस्तावना – हिंदी

CBSE कक्षा 9 विज्ञान अध्याय 12: खाद्य संसाधनों में सुधार पर आधारित यह मार्गदर्शक Grandmaster Bikram Sutradhar (SirBikramSutradhar) द्वारा BASTRONAUTWAY पहल के अंतर्गत तैयार किया गया है।

यह अध्याय हमें यह सिखाता है कि कृषि और पशुपालन में वैज्ञानिक तरीकों को अपनाकर खाद्य उत्पादन को कैसे बढ़ाया जा सकता है। इसमें फसल विविधता में सुधार, उत्पादन व सुरक्षा तकनीकें, खाद, उर्वरक, सिंचाई, और भंडारण जैसी विधियों पर चर्चा की गई है। साथ ही, यह टिकाऊ कृषि के महत्व को भी समझाता है जिससे पर्यावरण को नुकसान पहुंचाए बिना पैदावार को बढ़ाया जा सके।

इस गाइड में शामिल हैं:
100% परीक्षा-केंद्रित नोट्स
हल किए गए पाठ्यांतर व अभ्यास प्रश्न
बहुविकल्पीय प्रश्न (MCQs)
अक्सर पूछे जाने वाले प्रश्न (FAQs)
बाइलिंगुअल (अंग्रेज़ी + हिंदी) प्रारूप

Written By

Full Stack Developer and 5-Time World Record Holder, Grandmaster Bikram Sutradhar

bAstronautWay

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ICSE CLASS 10 ICSE CLASS 10 BIOLOGY BASTRONAUTWAY SirBikramSutradhar Bikram Sutradhar GrandMaster Bikram Sutradhar selina biology solutions ICSE Biology Selina Solution

class 10 Maths ncert solution.

NCERT Solutions

CBSE Class 10 Mathematics (2025) NCERT Syllabus:

CBSE Class 10 Mathematics NCERT Syllabus (2025) – Chapter-Wise List

CBSE Class 10 Mathematics NCERT Syllabus (2025) – Chapter-Wise List

chapter 1. Real Numbers

chapter 2. Polynomials

chapter 3.  Linear Equations

chapter 4. Quadratic Equations

chapter 5. Arithmetic Progressions

chapter 6. Triangles

chapter 7. Coordinate Geometry

chapter 8. Introduction to Trigonometry

chapter 9. Some Applications of Trigonometry

chapter 10. Circles

chapter 11. Areas Related to Circles

chapter 12. Surface Areas and Volumes

chapter 13. Statistics

chapter 14. Probability

class 10 science ncert solution

CBSE Class 10 Science (2025) NCERT Syllabus:

CBSE Class 10 Science NCERT Syllabus (2025) – Chapter-Wise List

CBSE Class 10 Science NCERT Syllabus (2025) – Chapter-Wise List

Chapter 1 Chemical Reactions and Equations 
Chapter 2 Acids, Bases and Salts 
Chapter 3 Metals and Non-metals 
Chapter 4 Carbon and its Compounds 
Chapter 5 Life Processes 
Chapter 6 Control and Coordination 
Chapter 7 How do Organisms Reproduce?
Chapter 8 Heredity 
Chapter 9 Light – Reflection and Refraction 
Chapter 10 The Human Eye and the Colourful World 
Chapter 11 Electricity 
Chapter 12 Magnetic Effects of Electric Current 
Chapter 13 Our Environment

Chapter 12 – Organic Chemistry (Selina Textbook)

Table of Contents:

• 12A. Organic Compounds
• 12B. Hydrocarbons: Alkanes
• 12C. Hydrocarbons: Alkenes
• 12D. Hydrocarbons: Alkynes
• 12E. Alcohols
• 12F. Carboxylic Acids
• Exercise 12 MISCELLANEOUS
• Glossary
• Model Question Paper –

Exercise 12 MISCELLANEOUS – Focus Areas:

Consolidated practice from the entire Organic Chemistry chapter

Application-based questions covering alkanes, alkenes, alkynes, alcohols, and carboxylic acids

Writing structural formulas and chemical equations

Distinguishing reactions, isomer identification, and conversions

Full-syllabus revision to boost conceptual clarity and board exam readiness

Each question in this section is designed to:

Strengthen cross-topic understanding

Prepare students for application-based and reasoning-based questions

Improve problem-solving speed and exam performance