Download 9th class Biology chapter 5 "Tissues, Organs and Organ Systems" short questions notes in PDF. Get class 9 bio new PECTAA text book exercise short questions plus extra short answer questions with answers according to Punjab Boards new syllabus 2025-26 and onwards. Comparison tables handle root against shoot system, epidermal against mesophyll tissue, and palisade against spongy mesophyll, and the levels of organization are sorted into a table.

Details

Short answer questions for Unit 5, Tissues, Organs and Organ Systems, from the new 9th class Biology syllabus. Exercise short questions, additional ones grouped by topic, and the Inquisitive Questions at the end of the unit.

Class: 9th (Matric Part 1)
Subject: Biology, English Medium
Unit 5: Tissues, Organs and Organ Systems
Question type: Short answer questions
Sections: Exercise, Additional, and Inquisitive Questions
Syllabus: New PECTAA syllabus for Punjab Boards, sessions 2025-26 and 2026-27
Format: PDF, ready to read or print

Points these short answers cover:

Root system against shoot system, and the work each does for the plant
Epidermal tissue against mesophyll tissue
Palisade mesophyll against spongy mesophyll, and why the air spaces matter
Stomata and guard cells, and how they control gas exchange and water loss
Levels of organization sorted into a table, and how different tissues build the stomach

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