a) Define the term carrying capacity.
b) Distinguish between the conceptual models for carrying capacities namely.
• Supportive capacity.
• Assimilative capacity.
c) Describe ‘land’ as a non-living resource.
a) What do you understand by the word deforestation?
b) Describe how deforestation is caused due to the developmental projects.
c) Describe the concept of sustainable development.
a) Describe by using suitable illustrations how traditional agriculture in India causes soil erosion.
b) describe any three effects of urbanization on the environment.
a) Describe the measures used to rehabilitate the degraded land.
b) describe the treatment of harmful wastes.
a) Giving relevant illustrations discuss the displacement and migration of human population as a result of developmental activities.
b) describe the different factors responsible for producing excess industrial wastes.
a) In which year was the wild life (Protection) Act enacted in India?
b) describe the powers of this Act in the conservation of wild life.
c) Describe the role of NGOs in imparting environmental education.
d) Describe the arid ecosystems of the India Subcontinent, the common problems that take place in them and the different points which should be taken into consideration in order to prevent or manage their desertification.
problem 7: Distinguish between the given:
a) Environment and Ecosystem.
b) Biome and Community.
c) Carcinomas and Sarcomas.
d) Emission standards and Immision standard in air quality standards.
e) α particles and β particles.
a) Draw well labeled diagrams of the given:
i) Simplified scheme of the formation of the photo chemical smog.
ii) Holistic model of individual’s social environment.
iii) Global carbon cycle.
b) prepare short notes on the given:
i) Role of non governmental agencies and the problems faced by them in environmental protection and management.
ii) Mediatory consequences of the atmosphere.
iii) Food adulteration.