Most of thwater moving into a leaf is lost through
A) osmotic gradients.
B) transpiration.
C) pressure flow forces.
D) translocation.
E) all of these.
Correct Answer:
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Q63: Mycorrhizaare
A)roots.
B)bacteria.
C)fungus roots.
D)isolated plants.
E)small animals found in agricultural
Q64: Thopenings in leaves that function to exchanggases
Q65: Thsourcregion in thpressurflow explanation of phloetransport is
Q66: Thwaxy covering of thleaf is
A)the cuticle.
B)the epidermis.
C)the
Q67: Movement of solublorganic material through plants is
Q69: Thmost commonly acceptetheory useto explain movement of
Q70: Guarcells
A)surround the stoma.
B)control the opening to the
Q71: Thmovement of materials already in thphloeis describeas
A)translocation.
B)declining
Q72: Thwater anminerals absorbeby throots usually first enter
Q73: Thcells that surrounstomata are
A)endodermal cells.
B)guard cells.
C)mesophyll cells.
D)vascular
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