You perform an experiment in which you measured amount of water leaking through the different types of roof for one of you measure a value of 3.4 gallons what is this measurement and SI units 1 gallon equals 3.78 L.

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.

? you expect us to answer this? ? this is your schoolwork, i don't think we can with this, i think it would considering being