fire, flood, disease, and erosion affect ecosystems; and
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explain the roles of plants in meeting the life needs of animals (2.8 b)
Many animals benefit from plants. Plants provide food, shelter, and oxygen. These are required to meet basic life needs (2.8 b).
Extreme weather, such as too little or too much precipitation, can result in droughts or floods (2.6 a).
analyze how the physical characteristics (depth, salinity, and temperature) of the ocean affect where marine organism can live.
compare different ways animals use plants as homes and shelters (2.8 b)