Download 9th class Biology chapter 2 "Biodiversity" 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. Answers include the domain characteristics and the classification comparisons, and the unit finishes with its Inquisitive Questions on misclassification and naming a new organism.

Details

Short answer questions for Unit 2, Biodiversity, from the new 9th class Biology syllabus. Exercise short questions are answered first, the additional ones sit under their topic headings, and the Inquisitive Questions round off the unit.

Class: 9th (Matric Part 1)
Subject: Biology, English Medium
Unit 2: Biodiversity
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:

Species defined, and why a mule does not count as one
What Aristotle, Carolus Linnaeus and Carl Woese each contributed to classification
Characteristics of the domains Bacteria, Archaea and Eukarya, including peptidoglycan and rRNA
Bacteria against protists, fungi against plants, and plants against animals
Binomial nomenclature explained with Homo sapiens, and the genus and species parts named

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