Introducing Biology
ICSE · Class 9 · Biology
Complete topic list for Introducing Biology in ICSE Class 9 Biology. Key concepts, sub-topics, and what to focus on for board exams.
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1. What is Biology?
- Science is an organised body of knowledge supported by observation and experimentation, derived from the study of natural phenomena of the entire material universe.
- Biology is the study or science of life.
- The word Biology comes from Greek words: bios means life and logos means study.
2. Growth of Biology
- The study of Biology began with primitive humans who observed plants and animals for food and survival.
- Drawings of animals and plants in caves show early interest in living things.
- When humans began farming and living in settled communities, Biology grew further.
3. Branches of Biology
- Biology can be divided in three ways: by major kinds of organisms, by special groups of organisms, and by approach to study.
- Botany is the study of plants.
- Zoology is the study of animals.
4. Applied Biology and Its Uses
- Biology has many practical applications in daily life and different professions.
- Agriculture uses Biology in raising crops and livestock.
- Veterinary science deals with treatment and surgery of animals.
Key Concepts
Central concept: Biology
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