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Class 9 biology new book pdf 2025
Class 9 biology new book pdf 2025
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class 9 biology chapter 2 mcq's
50 (MCQs) for Chapter 2: Biodiversity 1. What is biodiversity? a) Study of ecosystems b) Variety of life on Earth c) Science of classification d) Only study of plants Sol: (b) Variety of life on Earth 2. Which branch of biology deals with classification of organisms? a) Morphology b) Ecology c) Taxonomy d) Genetics Sol: (c) Taxonomy 3. Who is known as the father of taxonomy? a) Charles Darwin b) Gregor Mendel c) Aristotle d) Carolus Linnaeus Sol: (d) Carolus Linnaeus 4. The system introduced by Linnaeus for naming organisms is called: a) Binary code b) Scientific naming c) Binomial nomenclature d) Biodiversity classification Sol: (c) Binomial nomenclature 5. In binomial nomenclature, the first part of the name represents: a) Species b) Order c) Family d) Genus Sol: (d) Genus 6. In binomial nomenclature, the second part represents: a) Class b) Phylum c) Species d) Kingdom Sol: (c) Species 7. The correct way to write the scientifi...
class 9 biology mcq of chapter 3
🧬 Chapter 3: The Cell – MCQs 1. Who discovered the cell? A) Louis Pasteur B) Robert Hooke C) Anton van Leeuwenhoek D) Schleiden ✅ Answer: B) Robert Hooke 2. The term 'cell' was derived from the Latin word “cellula” meaning: A) Water B) Small room C) Nucleus D) Tissue ✅ Answer: B) Small room 3. Which of the following is not a part of cell theory? A) All living things are made of cells B) Cells are the basic units of life C) All cells have a nucleus D) All cells come from pre-existing cells ✅ Answer: C) All cells have a nucleus 4. Which scientist proposed that all animals are made up of cells? A) Schleiden B) Schwann C) Virchow D) Hooke ✅ Answer: B) Schwann 5. The smallest living unit in an organism is: A) Organelle B) Tissue C) Cell D) Organ ✅ Answer: C) Cell 6. A typical cell has how many main parts? A) One B) Two C) Three D) Four ✅ Answer: C) Three (cell membrane, cytoplasm, nucleus) 7. Which cell organelle is called the 'powerh...
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