---
type: "Chapter"
knowledge_type: "chapter"
entity_type: "chapter"
id: "69f094ea20bd2b7bb2b86325"
title: "Tissues in Action"
board: "CBSE"
curriculum: "CBSE"
class: "Class 9"
subject: "Science"
book: "Exploration"
chapter: "Tissues in Action"
chapter_slug: "tissues-in-action"
canonical_url: "https://www.edzy.ai/cbse-class-9-science-exploration-tissues-in-action"
markdown_url: "https://www.edzy.ai/okf/chapter/cbse-class-9-science-exploration-tissues-in-action.md"
source_type: "examSubjectBookChapter"
source_id: "69f094ea20bd2b7bb2b86325"
source_pdf: "https://edzy-ai.s3.ap-south-1.amazonaws.com/edzy-express-ts/c3c16c6b-6404-4321-be41-5bf8b27693ed.pdf"
source: "Edzy"
version: 1
last_updated: "2026-06-20"
---

# Tissues in Action
Life begins when a single cell divides itself several times to give rise to a large number of cells. These cells gradually form the skin (protection), muscles (movement), bones (support), nerves (control and coordination), and all other organs. The complexity of this process reflects one of nature’s great engineering marvels. Understanding the biological processes governing growth and development in plants and animals is essential for human welfare. This chapter explores how cells group to form tissues and the differences between plant and animal tissues.

---

## Knowledge Snapshot

| Field | Details |
| :--- | :--- |
| Class | Class 9 |
| Subject | Science |
| Book | Exploration |
| Chapter | Tissues in Action |
| Pages | 28-45 |

---

## Chapter Summary

### Short Summary
This chapter discusses the formation and types of tissues in plants and animals, focusing on their structure, function, and the differences between them.

### Detailed Summary
The chapter covers the hierarchy of organization in multicellular organisms, starting from cells to tissues, organs, and organ systems. It explores the major differences between plant and animal tissues, the types of meristematic tissues that allow plant growth, and the various types of animal tissues including epithelial, connective, muscular, and nervous tissues. Additionally, it explains the role of the musculoskeletal system in movement and the significance of understanding tissues for human welfare.

---

## Topic-Wise Explanation

### Why are Plant and Animal Tissues Different?
Plant tissues have rigid cell walls providing support and structure, while animal cells are flexible, allowing for movement. The nutrition modes also differ, with animals digesting food and plants undergoing photosynthesis.

### Tissues for Growth in Plants
Plants can grow in length (apical meristem), girth (lateral meristem), and regrowth (intercalary meristem) due to actively dividing cells.

### Animal Tissues
Animal tissues include epithelial tissues for protection and secretion, connective tissues for support, muscular tissues for movement, and nervous tissues for communication and control.

### The Musculoskeletal System
The musculoskeletal system is vital for movement, stability, and protection of internal organs, functioning under the control of the nervous system.

### Types of Joints
Different joint types (ball and socket, hinge, pivot, fixed) allow various movements throughout the body.

---

## Character Analysis
N/A

---

## Core Ideas

| Idea | Explanation |
| :--- | :--- |
| Tissues | Groups of similar cells performing specific functions. |
| Growth in Plants | Meristematic tissues lead to different growth patterns. |
| Types of Animal Tissues | Epithelial, connective, muscular, and nervous tissues serve distinct functions. |

---

## Key Concepts

| Concept | Meaning |
| :--- | :--- |
| Meristematic Tissues | Tissues capable of continuous cell division and growth. |
| Permanent Tissues | Tissues that do not divide and are specialized for specific functions. |
| Epithelial Tissue | Tissue forming the outer covering and lining of organs. |
| Connective Tissue | Tissue connecting and supporting other tissues and organs. |
| Muscular Tissue | Tissue responsible for body movement. |
| Nervous Tissue | Tissue aiding in control and coordination of body functions. |

---

## Important Points for Revision

* Tissues enable the division of labor in multicellular organisms.
* Plant tissues can be broadly categorized into meristematic and permanent tissues.
* Permanent tissues are classified as simple or complex based on their composition.
* Animal tissues include four main types, each with specific functions.
* Joints allow movement in various ways depending on their structure.

---

## Vocabulary and Glossary

| Word / Phrase | Meaning |
| :--- | :--- |
| Meristematic | Tissues involved in growth through cell division. |
| Epithelial | Tissue that covers body surfaces and lines cavities. |
| Connective | Tissues that support, bind, and protect other tissues. |

---

## Practice Questions

### Short Answer Questions
1. What is a meristematic tissue?
2. How do plant and animal tissues differ in structure?
3. Name the types of animal tissues.
4. What is the role of the nervous system in the musculoskeletal system?
5. Describe the function of stomata in plants.

### Long Answer Questions
1. Explain the significance of meristematic tissues in plant growth.
2. Discuss the different types of joints in the human body and their movements.
3. Describe the characteristics and functions of each type of animal tissue mentioned in the chapter.

---

## Related Concepts
N/A

---

## Source Attribution

| Field | Value |
| :--- | :--- |
| Source | Edzy |
| Reference Type | examSubjectBookChapter |
| Reference ID | 69f094ea20bd2b7bb2b86325 |
| Canonical URL | https://www.edzy.ai/cbse-class-9-science-exploration-tissues-in-action |
| Markdown URL | https://www.edzy.ai/okf/chapter/cbse-class-9-science-exploration-tissues-in-action.md |