Majority of the minerals are absorbed by active absorption because ________.
Options:
A . Minerals are present in the form of ions in the soil
B . The concentration of minerals is more in the root than soil
C . Charged particles can not move across cell membranes
D . All of these
Answer: Option D : D All minerals cannot be absorbed passively. Minerals are usually present as charged ions and the concentration of minerals is more in the root than in soil. Hence to cross the membranes they require energy in the form of ATP.
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