Home » Advanced Botany » Environmental Issues » Question

Environmental Issues

Easy Questions
Moderate Questions

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. Sound becomes hazardous noise pollution at level
    1. Above 30 dB
    2. Above 80 dB
    3. Above 100 dB
    4. Above 120 dB
Correct Option: B

Above 80 dB sound becomes hazardous.


Your comments will be displayed only after manual approval.