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Environmental-Issues

Chlorofluorocarbons (CFCs) are believed to be associated with cancers because,

CFCs react with DNA and cause mutations. CFCs react with proteins involved in DNA repair. CFCs destroy the ozone layer and permit harmful UV rays to reach the earth. CFCs react with DNA polymerase and reduce fideliy of DNA replication.

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During the past century, the temperature of the earth has increased by 0.6oC , most of it during the last few decades. Rise in temperature causes deleterious changes in the environment, thus leading to increased melting of polar ice caps as well as other places like Himalayan snow caps. Suggest any two control measures that will reduce global warming?</h2></div>

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Chapter:

Chlorofluorocarbons (CFCs) are believed to be associated with cancers because,

CFCs destroy the ozone layer and permit harmful UV rays to reach the earth.

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The Living World

Biological Classification

Plant Kingdom

Animal Kingdom

Morphology of Flowering Plants

Anatomy of Flowering Plants

Structural Organisations in Animals

Cell : The Unit of Life

Biomolecules

Cell Cycle and Cell Division

Transport in Plants

Mineral Nutrition

Photosynthesis in Higher Plants

Respiration in Plants

Plant Growth and Development

Digestion and Absorption

Breathing and Exchange of Gases

Body Fluids and Circulation

Excretory Products and Elimination

Locomotion and Movement

Neural Control and Coordination

Chemical Control and Coordination

Reproduction in Organisms

Sexual Reproduction in Flowering Plants

Human Reproduction

Reproductive Health

Principles of Inheritance and Variation

Molecular Basis of Inheritance

Evolution

Human Health and Disease

Strategies for Enhancement in Food Production

Microbes in Human Welfare

Biotechnology Principles and Processes

Biotechnology and its Applications

Organisms and Populations

Ecosystem

Biodiversity and Conservation

Environmental Issues

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Chlorofluorocarbons (CFCs) are believed to be associated with cancers because,

Untreated human excreta is a health hazard. Explain.&nbsp;<span><br> </span></h2></div>

Chlorofluorocarbons (CFCs) are believed to be associated with cancers because

</h2></div>

Environmental Issues

Biology-MCQS

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You need to login to ask any Questions from chapter Environmental-Issues of Biology-MCQS

Untreated human excreta is a health hazard. Explain. <span><br> </span></h2></div>