Question
What will happen if apical meristem is damaged or cut?
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The frequency of the sound emitted by the lioudspeaker is 1020Hz. Calculate the wavelength of the sound wave in air in cm where its velocity is 340m/s.
What is function of wind breaks?
A body of mass 100kg is lifted up by 10m. Find:
The troops (soldiers) equipped to be dropped by parachutes from an aircraft are called paratroopers. Why do paratroopers roll on landing?

State two characteristics of nerve cells.