EASY
Earn 100

Is the chirping of birds pleasant or unpleasant sound?

Important Questions on We Hear Sound

MEDIUM
How many biodiversity hotspots are there in the world?
MEDIUM

Draw a cross-section of a leaf and label it properly.

EASY
Write 'P' for pleasant and 'U' for unpleasant sound.
Chirping of a bird: _____.
MEDIUM
Which of the following sounds in not categorised as noise?
EASY
To speak softly without using the vocal cord is known as _____. (shout/ whisper)
EASY
Which of the following can make the whispering sound?
EASY
Which of the following animal make a purring sound?
EASY

Name the following:

It tells us how loud or soft a sound is.

EASY
Which of the following is a pleasant sound?
EASY

Find the related word of the following: 

Hear: Ear:: whisper:?

EASY
Very loud and unpleasant sound is called _____.