Chapter 2 - Sexual Reproduction in Flowering Plants
Chapter 3 - Human Reproduction
Chapter 4 - Reproductive Health
Chapter 5 - Principles of Inheritance and Variation
Chapter 6 - Molecular Basis of Inheritance
Chapter 7 - Evolution
Chapter 8 - Human Health and Disease
Chapter 9 - Strategies for Enhancement in Food Production
Chapter 10 - Microbes in Human Welfare
Chapter 11 - Biotechnology : Principles and Processes
Chapter 12 - Biotechnology and its Applications
Chapter 13 - Organisms and Populations
Chapter 14 - Ecosystem
Chapter 15 - Biodiversity and Conservation
Chapter 16 - Environmental Issues
Chapter 16 - Environmental Issues
What are the various constituents of domestic sewage? Discuss the effects of sewage discharge on a river.
List all the wastes that you generate, at home, school or during your Trips to other places, could you very easily reduce? Which would be Difficult or rather impossible to reduce?
Discuss the causes and effects of global warming. What measures need to be taken to control global warming?
Match the items given in column A and B:
|Column A||Column B|
|a||Catalytic converter||1||Particulate matter|
|b||Electrostatic precipitator||2||Carbon monoxide and nitrogen oxides|
|c||Earmuffs||3||High noise level|
Write critical notes on Eutrophication
With the help of a flow-chart exhibit the events of eutrophication.
Write critical notes Groundwater depletion and ways for its replenishment
Discuss the role of women and communities in protection and conservation of forests.
What measures, as an individual, you would take to reduce environmental pollution?
Discuss briefly the following:
Discuss briefly Defunct ships and e-wastes
Discuss briefly the following
Municipal solid wastes
What initiatives were taken for reducing vehicular air pollution in Delhi? Has air quality improved in Delhi?
Discuss briefly about Greenhouse gases
Discuss briefly about Catalytic converter
Discuss briefly about Ultraviolet B
Textbook solutions for Class 12
NCERT solutions for Class 12 Biology chapter 16 - Environmental Issues
NCERT solutions for Class 12 Biology chapter 16 (Environmental Issues) include all questions with solution and detail explanation from Biology Textbook for Class 12. 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 created the CBSE Biology Textbook for Class 12 solutions in a manner that help students grasp basic concepts better and faster.
Further, we at shaalaa.com are providing such solutions so that students can prepare for written exams. These NCERT textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.
Concepts covered in Class 12 Biology chapter 16 Environmental Issues are Introduction of Air Pollution and Its Control, Introduction of Water Pollution and Its Control, Agrochemicals and Their Effects, Solid Waste Management, Radioactive Waste Management and E-waste, Greenhouse Effect and Climate Change, Ozone Depletion in the Stratosphere, Deforestation, Introduction of Environmental Issues, Noise Pollution and Its Control, Environmental Issues (Question), Controlling Vehicular Air Pollution: a Case Study of Delhi, Concept of Solid Wastes, Radioactive Wastes, Domestic Sewage and Industrial Effluents, Degradation by Improper Resource Utilisation and Maintenance, A Case Study of Integrated Waste Water Treatment.
Using NCERT solutions for Class 12 Biology 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 NCERT Solutions are important questions that can be asked in the final exam. Maximum students of CBSE Class 12 prefer NCERT Textbook Solutions to score more in exam.
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