Imagine you were sitting at the orchestra or musical listening to somebody playing the flute. The flute has a high frequency sound meaning that the
pitch is... *
To

the leaf is an organ of a typical plant, and the main functions are to complete photosynthesis and allow the plant to exchange gas, just like how we have the respiratory system. leaves have the stomata, which collects maintains co2 and o2 levels. this is necessary for cell metabolism. the leaf also collects sunlight using chloroplasts. succinctly, leaves own a pivotal role in sustaining plant life.

it means there are 3 atoms of oxygen