<span>by damaging the plant's leaves and changing the chemistry of soils and surface water</span>
The correct answer is that the shells of clams and other mollusks dissolve when the pH becomes more acidic.
This is because the shells of clams and other mollusks are made of calcium carbonate that is dissolved in acidic conditions. The pH needs to be low to dissolve calcium carbonate into it. It takes few days to dissolve the shell completely.
The cash crops are the crops, which has more commercial values as compared to the normal crops. The cash crops are essentially grown for the purpose selling.
The Europeans forced the native Americans and Africans to grow commercial crops, which include cocoa, peanuts, coffee, sugar,cotton, palm oil, rubber, tea, timber and tobacco. Out of which, tea, cotton and tobacco were the most forced cash crops.
Hence, the correct answer is tea, cotton and tobacco.
<span> The </span>most specific classification<span> is by genus and </span>species<span>. The hierarchical groupings in between include phylum, class, family, and order...... :)
i hope it helps you..... :)</span>
The pulmonary embolism is due to her heart not pumping correctly