Chapters
Chapter 2: Being Alive - What is its Meaning?
Chapter 3: The Cell - A Unit of Life
Chapter 4: Tissues
Chapter 5: Vegetative Propagation
Chapter 6: Biotechnology Applications
Chapter 7: Flowers
Chapter 8: Pollination and Fertilization
Chapter 9: Seeds: Structure and Germination
Chapter 10: Respiration in Plants
Chapter 11: Understanding EcoSystems
Chapter 12: Interaction Between Biotic and Abiotic Factors in an EcoSystem
Chapter 13: Diversity of Life and Classification
Chapter 14: Bacteria and Fungi: Their Importance
Chapter 15: Nutrition in Man
Chapter 16: Digestive System
Chapter 17: The Skeletal System
Chapter 18: Structure and Function of Skin
Chapter 19: Respiratory System
Chapter 20: Health: Causes of Diseases
Chapter 21: Health: Personal and Social
Chapter 22: Sources of Waste
Chapter 23: Safe Disposal of Wastes
Chapter 23: Safe Disposal of Wastes
Frank solutions for Class 9 Biology ICSE Chapter 23 Safe Disposal of Wastes Exercise [Page 212]
What are the most important steps in waste management?
What are the measuress adopted to prevent the spread of disease from sewage water?
Give two advantages of garbage incineration.
What are Composting ? Explain its Process
How is sewage water treated?
Explain the working of an electrostatic precipitator.
What is segregation?
Give two uses of incineration.
Explain the methods of disposal of liquid wastes.
Give two-ecofriendly ways of treating kitchen wastes.
Give two benefits of composting.
The question has four options. Choose the correct answer:
Sewage water is purified by
microorganisms
light
fishes
aquatic plants
The question has four options. Choose the correct answer:
Composting is carried out from
sewage sludge
rubbish
industrial wastes
garbage and sewage sludge
The question has four options. Choose the correct answer:
Sewage sludge is used as
manure
biogas generators
both manure and biogas generators
tipping
The question has four options. Choose the correct answer:
Sewage is broken down in
primary treatment
secondary treatment
tertiary treatmen
all the above
Chapter 23: Safe Disposal of Wastes
Frank solutions for Class 9 Biology ICSE chapter 23 - Safe Disposal of Wastes
Frank solutions for Class 9 Biology ICSE chapter 23 (Safe Disposal of Wastes) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the CISCE Class 9 Biology ICSE solutions in a manner that help students grasp basic concepts better and faster.
Further, we at Shaalaa.com provide such solutions so that students can prepare for written exams. Frank textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.
Concepts covered in Class 9 Biology ICSE chapter 23 Safe Disposal of Wastes are Methods of Safe Disposal of Waste: Segregation, Methods of Safe Disposal of Waste: Dumping, Methods of Safe Disposal of Waste: Composting, Methods of Safe Disposal of Waste: Drainage, Waste and Its Categories, Methods of Safe Disposal of Waste: Electrostatic Precipitators, Methods of Safe Disposal of Waste: Treatment of Effluents before Discharge, Methods of Safe Disposal of Waste: Incineration, Methods of Safe Disposal of Waste: Scrubbers, Waste and Its Categories, Science Teaching and Research Laboratories Wastes, Domestic Waste, Industrial Waste, Agricultural Waste, Municipal Waste, E-wastes and Its Management.
Using Frank Class 9 solutions Safe Disposal of Wastes exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in Frank Solutions are important questions that can be asked in the final exam. Maximum students of CISCE Class 9 prefer Frank Textbook Solutions to score more in exam.
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