Environmental science
Previous year question paper with solutions for Environmental science
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- �The exposed hand of an astronaut would not feel hot in thermosphere.� Comment.
- �Fresh water is the biggest crisis facing the world today.� Comment.
- Define Food Chain.
- What is absorption?
- �Ozone is a life savior, if present in stratosphere ; but is a pollutant, if present in troposphere.� Justify.
- Differentiate BOD & COD.
- �Recycling is an integral part of solid waste management.� Comment.
- �The earth system is not, and never has been, free from climate change.� Comment.
- What are Human Rights?
- Define Environment. Name two broad classifications of the environment.
- Name various types of ecosystem.
- What is the significance of biodiversity?
- What are the major air pollutants emitted from thermal power plants?
- Define sustainable development.
- What are the causes of acid rain?
- Write any four major water pollutants.
- What is the necessity of rain water harvesting schemes?
- List urban problems related to energy.
- Define rehabilitation.
- What is meant by homeostasis?
- Who defined the term sustainable development?
- What is climate, weather and rain?
- What is soil?
- What are the functions of an ecosystem?
- What are biotic factors?
- What is biotic potential?
- What is endemism?
- What are wetlands and their basic attributes?
- What is bio-magnification?
- Define Environment.
- What is Ecology?
- Name two branches of life sciences helpful in study of environmental science.
- What is deforestation?
- What are anthropogenic ecosystems?
- Name various sources of air pollution.
- What are the sources of radio activity?
- Define sustainable development.
- Mention two main causes of population explosion in India.
- Name the application of information technology in human health
- Who introduced the term ecology?
- What is the major problem facing the world today?
- What are sedimentary rocks?
- What are the effects of global warming?
- What is a biotic community?
- What are the three classes of biodiversity according to Whittaker?
- How are air pollutants classified?
- What is an activated sludge process?
- What do you mean by thermal pollution?
- What are primary sedimentation tanks?