Geography
Birds avoid migrating to places where noise level is above …………….. .
- 100 dB
- 90 dB
- 150 dB
- 140 dB
Related Questions
What is the effect of 150 dB of noise?
- Pain in ear
- Significant change in pulse rate
- Permanent damage to hearing
- Nausea, vomiting, dizziness
The process of depletion of oxygen from water bodies occurring either naturally or due to human activities.
- Biomagnification
- Eutrophication
- Bioaccumulation
- Pollution
The increase in the concentration of various toxic substances along the food chain:
- Biomagnification
- Eutrophication
- Bioaccumulation
- Pollution
The phenomenon of concentrated toxic deposition at the higher trophic level is known as:
- Biomagnification
- Eutrophication
- Bioaccumulation
- Pollution