Question
Environmental Studies Question on Ecology and Ecosystem
Noise levels in environment are measured in
A
Dobson unit
B
Decibel unit
C
Grambel unit
D
Hertz unit
Answer
Decibel unit
Explanation
Solution
The correct answer is (B) : Decibel unit.
Noise levels in environment are measured in
Dobson unit
Decibel unit
Grambel unit
Hertz unit
Decibel unit
The correct answer is (B) : Decibel unit.