Select a Chapter from the menu to view the specific chapter. Larynx. ICSE Class 9 Biology Respiratory System. In which part of the respiratory system, gaseous exchange takes place? Class 9th ICSE. (a) Alveoli (b) Pharynx (c) Larynx (d) Trachea. ICSE Class 9 Biology Chapter 14 Revision Notes: The Respiratory System . Solid wastes include item such as paper, food wastes, plastics, glands metals, rubber, leather and textiles. Sol. Sources of Waste 22. Oesophagus. Biology Class-IX 1 Question Bank Question Bank Respiratory System 1. Q. Submit Continue watching. ICSE 9 Biology > The Respiratory System . Selina Class 9 Concise Biology Chapter 14 The Respiratory System ICSE Solutions. (iii) The part of the tidal air that effectively takes part in the gaseous exchange in the lungs. All exercise questions are solved & explained by expert teachers and as per ICSE board guidelines. Sources of Waste Solid Wastes A sanitary landfill is a place where municipal solid wastes are compacted and dumped in a depression or trench. Respiration - Get Get topics notes, Online test, Video lectures & Doubts and Solutions for ICSE Class 9 Biology on TopperLearning ICSE Class 9 Biology Chapter 14 Revision Notes are one of the most important pieces of study material that students can receive as it will aid them to study better and reduce the level of stress that students face during the hectic year. Free download of step by step solutions for class 9 Biology Chapter 14 - The Respiratory System of ICSE Board Concise - Selina Publishers. _____ is located between two pleural sacs and is the central compartment of the thoracic cavity? (ii) The membrane enveloping the lungs. Notes. Why does this happen? Select Class Class 6 Class 7 Class 8 Class 9 Class 10. DETAIL . ... Human respiratory system - organs and it functions; Mechanism of breathing - role of diaphragm ... 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