Less than 5% of the water taken up by roots remains in the plant, that water is vital for plant structure and function. The water is important for driving biochemical processes, but also it creates turgor so that the plant can stand without having actual bones.
Answer:
The movement of ions or molecules across a cell membrane into a region of higher concentration
A grass land is a healthy green grass environment were it isnt very hot or dry.butb a savvanah has lots of heat so the grass dries up and dies
The answer should be agriculture.
Agriculture means farming of crops or the rearing of animals, either for their own use or for commercial purposes. Rural area means a place away from the city, opposite of urban areas, with little buildings and most likely have a smaller population.
On the other hand, construction and manufacturing most likely is going to be common in urban area, as urban area is more likely to have more buildings being built and most of the products are made in the factories in urban areas. Therefore, the only activity that is almost practiced exclusively in rural area is agriculture. Urban areas don't have much space and well environment for agriculture activities.
Agriculture activities can be energy consuming as some may require different machines to help with farming processes such as harvesting or irrigation.