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Chapter 3 of 19
Revision Notes

Tissues Plant and Animal Tissues

ICSE · Class 9 · Biology

Quick revision notes for Tissues Plant and Animal Tissues — ICSE Class 9 Biology. Key concepts, formulas, and definitions for last-minute revision.

40 questions42 flashcards5 concepts

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A flowchart illustrating the classification of plant tissues into meristematic and permanent tissues, further subdividing permanent tissues into simple and complex types.
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Key Topics to Revise

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1. Basic Ideas About Tissues

  • A tissue is a group of similar cells performing a specific function.
  • Several tissues together form an organ.
  • Many organs together form an organ system.
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2. Plant Tissues

  • Plant tissues are of two main types: meristematic tissue and permanent tissue.
  • Meristematic tissue has cells that can divide and form new cells.
  • Permanent tissue has cells that have lost the ability to divide.
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3. Meristematic Tissue

  • Meristematic tissue is found at growing points such as tips of roots, stems, and branches.
  • It is also present between the bark and the wood of trees.
  • Meristematic cells are small, cubical, thin-walled, with large nuclei and almost no vacuoles.
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4. Permanent Tissue: Protective

  • Protective tissue has cells with thick walls.
  • It is found on the surface of roots, stems, and leaves.
  • Epidermis of leaves secretes a waxy water-proof material.

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Full Notes

Key Concepts

A tissue is a groupMeristematic tissue is found at growingPermanent tissue is made of cellsParenchymaXylem and phloem are complex tissues

Frequently Asked Questions

What are the important topics in Tissues Plant and Animal Tissues for ICSE Class 9 Biology?
Key topics in Tissues Plant and Animal Tissues include Complete Classification of Plant Tissues, Overview of Plant Tissues, Xylem vs Phloem: Transport Direction and Materials. These are the concepts ICSE Class 9 examiners draw on most — study them first, then practise related questions.
How to score full marks in Tissues Plant and Animal Tissues — ICSE Class 9 Biology?
Understand the core concepts first, then work through the 40 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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