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Environmental Issues

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Advanced Botany

Plant Growth and Development
Organisms and Populations
Ecosystem
Biodiversity and Conservation
Environmental Issues
Microbes in Human Welfare
Strategies for Enhancement in Food Production
Molecular Basis of Inheritance
Principles of Inheritance and Variation
Sexual Reproduction in Flowering Plants
Reproduction in Organisms
The Living World
Respiration in Plants
Photosynthesis
Mineral Nutrition
Transport in Plants
Cell Cycle and Cell Division
Cell-The Unit of Life
Anatomy of Flowering Plants
Morphology of Flowering Plants
Plant Kingdom
Biological Classification
  1. The two gases making highest relative contribution to the greenhouse gases are
    1. CO2 and CH4
    2. CH4 and N2O
    3. CFC5 and N2O
    4. CO2 and N2O
Correct Option: A

The gases that makes highest relative contribution to the green house gases are carbon dioxide (CO2) and methane (CH4).


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