Learning Horizon

3-what is atom and molecules ? These basic principles form the foundation for understanding chemistry and biology, as atoms and molecules are involved in all chemical processes in nature. While atoms and molecules are foundational to life and the progress of science, their study and manipulation can lead to both positive outcomes (advancements in health, technology, and energy) and negative consequences (environmental pollution, misuse in weaponry, and health risks). Balancing the benefits and risks associated with atoms and molecules is crucial for a sustainable and safe future.

by

ATOM AND MOLECULES 1. Atoms 2. Elements 3. Molecules 4. Chemical Bonds 5. Chemical Reactions 6. States of Matter 7. Atomic Theory 8. Chemical Symbols and Formulas 9. Molecular vs. Empirical Formula 10. Mole Concept

RESPIRATION IN ORGANISM

by

RESPIRATION IN ORGANISM Respiration in organisms is the process by which they convert chemical energy stored in food molecules (mainly glucose) into usable energy in the form of adenosine triphosphate (ATP). This energy is used for various life processes like growth, repair, and maintenance. There are two main types of respiration: aerobic and anaerobic. 1. … Read more

BIOLOGY SYLLABUS CUET (UG) 2025

by

BIOLOGY SYLLABUS CUET (UG) 2025 Understanding the topic-wise weightage for the CUET 2025 Biology exam can significantly enhance your preparation strategy Unit 1: Reproduction Unit 2: Genetics and Evolution Unit 3: Biology and Human Welfare Unit 4: Biotechnology and Its Applications Unit 5: Ecology and Environment Preparation Tips: Unit 1: Reproduction Unit 2: Genetics and … Read more

How to fill CUET 2025 form ?

by

How to fill CUET 2025 form ? Step-by-Step Instructions to Fill the CUET 2025 Application Form: 1. Visit the Official CUET Website 2. Register for the CUET 2025 Exam 3. Log In to the Application Portal 4. Fill in the Personal Details 5. Select the Course and Subject Preferences 6. Upload Scanned Documents 7. Select … Read more

NOUN

by

1. What is a Noun? A noun is a part of speech that represents a person, place, thing, idea, or concept. Nouns are typically the subject or object in a sentence. 2. Types of Nouns 3. Functions of Nouns in a Sentence 4. Possessive Nouns Possessive nouns show ownership. For most nouns, you add an … Read more

CUET 2025 SYLLABUS

by

The Common University Entrance Test (CUET) for the academic year 2025 is designed to assess candidates’ proficiency across three primary sections: Language Proficiency, Domain-Specific Subjects, and General Aptitude. The syllabus for CUET 2025 is largely based on the NCERT curriculum for Class XII. 1. Language Proficiency (Sections IA and IB): Candidates are required to choose … Read more

Class 9 Important Differences: Science, Social Science & Maths Explained

by
Class 9 Important Differences: Science, Social Science & Maths Explained

Class 9 Important Differences: Science, Social Science & Maths Explained 1. DIFFERENCE BETWEEN MIXTURE AND PURE SUBSTANCE S. NO CONTENT MIXTURE PURE SUBSTANCE 1 Composition A mixture contains two or more different substances that are physically combined but not chemically bonded A pure substance consists of only one type of element or compound. It has … Read more

SCIENCE CLASS 9TH

by

IMPORTANT DIFFERENCE # 1. The main differences between solids, liquids, and gases The main differences between solids, liquids, and gases are in their shape, volume, and particle arrangement:Solids:Shape: Fixed shape (does not change unless physically altered).Volume: Fixed volume.Particle Arrangement: Particles are tightly packed and have limited movement. They vibrate in place but cannot move past … Read more