1. Trees are advised to be planted along roadside. Why?
2. Which type of frequency is produced by bat for its movement?
3. Give four harmful effects of the noise.
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answer1) Trees are advised to planted along the road side bcz if we plant trees in center of road then from where the vehicle will cross.
answer2)Bats produce infrasound
answer3) 4 harmful effects of noise are:
1) It can damage our eardrum/ear
2) it can cause headache
answer2)Bats produce infrasound
answer3) 4 harmful effects of noise are:
1) It can damage our eardrum/ear
2) it can cause headache
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