The kind of the ecosystem required for the humans to depend on more for the materials that can be helpful to build homes is Deciduous forest. Thus, option second is correct.
Ecosystem refers to the system which involves the interaction of the living things with that of the other living and non-living things that is essential for the survival. In this system all the organisms such as plants, animals, human beings come together and interact to form an existence of life.
Deciduous forest refers to the kind of the forest that shed their leaves at the time of summer. They have the wild variety of trees species such as cottonwood, aspen, oak, maple etc. These varieties of trees are helpful in the constructions of the building and houses.
Therefore, it can be concluded that Deciduous forests are the type of ecosystem that people need to rely on more to get the supplies they need to build their dwellings. Hence, option second is correct.
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