Question

`{:(,"Column A",,, "Column B"),(A., "Compressions and rarefactions", (), a., "Birds"),(B., "Syrinx", ( ), b., "Sound wave"),(C., "Internal organs", ( ), c., "Noise"),(D., "Sound of thunder", ( ), d., "Surface area of vibrating body"),(E., "Intensity", (), e., "Ultrasonic sounds"):}`

Answer 1

Correct Answer - A : b B : a C : e D : c E : d
A - b `" "` Sound wave propagates in the form of compressions and rarefactions.
B - a `" "` Birds produce sound with the help of a ring of cartilage called syrinx.
C - e `" "` Ultrasonic sound is used for imaging the internal organs of a human body.
D - c `" "` The sound of thunder produces noise.
E - d `" "` Intensity of sound depends on the surface area of the vibrating body.