Which of the following gives the water column in the stem of plants extra strength and prevents the water from slipping back?
A) adhesion
B) root pressure
C) cohesion
D) stem pressure
E) transpiration
Correct Answer:
Verified
Q2: Which of the following is the process
Q3: Phloem generally transports sugar from the leaves
Q4: If you were studying the mechanism which
Q5: In the root,water enters the xylem primarily
Q6: Which cells belong to the phloem?
A)xylem
B)vessel elements
C)palisade
Q8: The tendency of water molecules to cling
Q9: The waxy covering of the upper and
Q10: Which cells are part of the xylem?
A)tracheids
B)sieve-tube
Q11: The build up of root pressure which
Q12: A plant physiologist is studying the evaporation
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