Download 9th class Biology chapter 5 "Tissues, Organs and Organ Systems" MCQs notes in PDF. Get class 9 bio new PECTAA text book exercise mcqs plus extra multiple choice questions with answers according to Punjab Boards new syllabus 2025-26 and onwards. All 31 MCQs of the unit are covered, taking in the functions of xylem and phloem, the organ systems in humans and the idea of homeostasis, with an answer key at the end.

Details

These are the multiple choice questions for Unit 5, Tissues, Organs and Organ Systems, from the new 9th class Biology book followed by the Punjab boards. Exercise MCQs first, then additional ones under headings such as organs and organ systems in humans and homeostasis, with the answer key at the end.

Class: 9th (Matric Part 1)
Subject: Biology, English Medium
Unit 5: Tissues, Organs and Organ Systems
Question type: Multiple choice questions
Total MCQs: 31, followed by an answer key table
Syllabus: New PECTAA syllabus for Punjab Boards, sessions 2025-26 and 2026-27
Format: PDF, ready to read or print

Topics the questions are drawn from:

Functions of xylem and phloem in green plants
Organ systems in humans, and which system carries out which job
The tissue that lines the inner surface of the stomach
Homeostasis, and how osmoregulation, thermoregulation and excretion contribute to it

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