The mosses and ferns both require water to enable the sperm to travel to the egg and fertilize it. does this indicate that the ferns and mosses have a close relation to water plants?

According to the loco mass the mass of reactants and products

Which table best shows the impacts resulting from human activity? impact of human activities human activity impact forest area cleared to construct an airport increase in oxygen level vegetation cleared to construct an oil mine increase in pollution impact of human activities human activity impact forest area cleared to construct an airport increase in sound pollution vegetation cleared to construct a power plant contamination of water impact of human activities human activity impact beehives cleared from urban areas increase in vegetation dams constructed on a river increase in fish population impact of human activities human activity impact beehives cleared from urban areas increase in bird population dams constructed on a river better quality of water

When analyzing tree rings, what do scientists assume a thin ring indicates?