Important Questions for CBSE Class 11 Biotechnology 

Chapter-Wise Important Questions for CBSE Class 11 Biotechnology

Important Questions for CBSE Class 11 Biotechnology: A Comprehensive Guide

Biotechnology is an important subject for CBSE Class 11 students, offering a blend of theoretical knowledge and practical application. To excel in this subject, it's crucial to focus on key areas that often appear in exams. Here’s a look at some of the important questions that can help students prepare effectively for their CBSE Class 11 Biotechnology exams.

  1. Basics of Biotechnology
    Understanding the core concepts is essential. Questions related to the definition of biotechnology, its branches, and applications are common. Students should be prepared to explain genetic engineering, recombinant DNA technology, and how biotechnology has revolutionized fields like medicine and agriculture.

  2. Microorganisms in Biotechnology
    Microorganisms play a vital role in biotechnology. Key questions often include their role in fermentation, production of biofuels, and as a source of enzymes. Students should be able to discuss different types of microorganisms used in biotechnology, such as bacteria, yeast, and fungi.

  3. Genetic Engineering and Recombinant DNA Technology
    This is a high-weightage topic for the exam. Questions may ask about the process of genetic modification, the tools involved (like restriction enzymes, ligases, and vectors), and their applications. Students should also be able to discuss the ethical implications and real-world uses of recombinant DNA technology in medicine and agriculture.

  4. Bioprocessing and Enzyme Technology
    Bioprocessing involves the use of living organisms to produce valuable products. Enzyme technology is closely related, as enzymes act as catalysts in biotechnological processes. Students should be familiar with the steps involved in bioprocessing, types of bioreactors, and the role of enzymes in biotechnology.

  5. Applications of Biotechnology
    This section covers the vast applications of biotechnology, including agricultural biotechnology (genetically modified crops), industrial biotechnology (bioremediation, production of biofuels), and healthcare biotechnology (vaccines, gene therapy). Students should be able to discuss each application in detail, citing examples of biotechnological products and their societal impact.

  6. Ethical Issues and Biosafety
    The ethical concerns and safety protocols related to biotechnology are important topics. Questions may cover the ethical implications of genetic engineering, concerns regarding GMOs, and biosafety measures to prevent unintended environmental or health hazards.

By focusing on these key areas, students can gain a strong understanding of the subject and confidently tackle exam questions. Practicing past papers and referencing NCERT textbooks will further enhance their preparation for the CBSE Class 11 Biotechnology exams.

Chapter-Wise Important Questions For Class 11 Biotechnology (Download the PDF) 

S.no.Chapter-Wise Important Questions for CBSE Class 11 Biotechnology 
1.Chapter-Structure and function of macromolecules Questions
2.Chapter- Biotechnology and Society Questions
3.Chapter-Genome function Questions
4.Chapter-Genetical technique Questions
5.Chapter-Principles of genetics Questions
6.Chapter-The basic unit of life Questions
7.Chapter-Cellular techniques Questions
8.Chapter-Biochemical Techniques Questions
9.Chapter-Fundamentals of Biochemical engineering Questions

Benefits of solving the Important Questions For Class 11 Biotechnology

Solving the printable biotechnology Important Questions for Class 11 have various advantages. We've highlighted a handful of them below.

1. Important questions are based on past year questions which will help you to score better marks in your school exams as well as in your competitive exams.

2. These Important questions are curriculum-based and cover all of the essential biotechnology concepts.

3. Students will be more engaged with the topics if they practice questions from these Important questions.

4. Important questions will assist pupils in gaining a solid understanding of the subjects presented in school.

5. Students' analytical and problem-solving skills will increase due to completing Important questions.

6. These Important questions will help you establish a study regimen.

Syllabus of Class 11 Biotechnology 

Unit 1: Biotechnology: An overview

Chapter 1: Introduction to Biotechnology

Historical Perspectives

Production Strategies in Biotechnology

Quality Control

Product Safety

Good Manufacturing Practices

Good Laboratory Practices

Intellectual Property

Public Perception

Global market

Biotechnology in India and Global Trends

Unit-II: Molecules of Life

Chapter 1: Biomolecules: Building Blocks

Building Blocks of Carbohydrates

Sugars and Their Derivatives

Building Blocks of Proteins

Amino Acids

Building Blocks of Lipids

Simple Fatty Acids

Sphingosine

Glycerol

Cholesterol

Building Blocks of Nucleic Acids

Nucleotides

Biochemical Transformations

Chapter 2: Macromolecules: Structure & Function

Carbohydrates - The Energy Givers

Proteins - The Performers

Enzymes - The Catalysts

Lipids and Biomembranes - The Barriers

Nucleic Acids - The Managers

Unit III: Genes and Genomes

Chapter 1: Gene Structure and Function

Cell Structure and Components

Tissues and Organs

Stem cells

Biodiversity

Organization of Life

Chapter 2: Genomes Organization & Function

Cell Division

Cell Cycle

Cell Communication

Movement

Nutrition

Gaseous Exchanges

Internal Transport

Maintaining the Internal Environment

Reproduction

In vitro Fertilization

Animal and Plant Development

Immune Response in Animals

Programmed Cell Death

Defence Mechanisms in Plants

Unit IV: Cells and Organisms

Chapter 1: Cells: The Basic Unit of Life

Historical Perspective

Multiple Alleles

Linkage and Crossing Over

Genetic Mapping

Gene Interaction

Sex-Linked Inheritance

Extranuclear Inheritance

Quantitative Inheritance

Genes at Population Level

Discovery of DNA as Genetic Material

Mutations

DNA Repair

Genetic Disorders

Chapter 2: Organisms: Structure & Dynamics

Genome Organization

DNA Replication

Fine Structure of Genes

From Gene to Protein

Transcription - The Basic Process

Genetic Code

Translation

Regulation of Gene Expression

Practical Syllabus

Preparation of buffers and pH determination

Sterilization techniques

Preparation of bacterial growth medium

Isolation of bacteria from curd and staining of bacteria

Determination of bacterial growth curve

Study of various stages of mitosis and calculation of mitotic index

Preparation of karyotyping

Cell counting

Isolation of genomic DNA

Detection of DNA by gel electrophoresis

Isolation of milk protein (Casein)

Estimation of protein by biuret method

Assaying the enzyme acid phosphate