In an Experiment Investigating the Flow of Water Through Xylem

question 197

Multiple Choice

In an experiment investigating the flow of water through xylem, scientists removed the roots from a tree and then placed the base in a vat of poison.The poison moved up the tree, killing all living cells as it went.How would the results differ if scientists had also removed the leaves of the tree?

• A) The results would have been the same.
• B) The poison would have flowed more forcefully.
• C) The poison would have flowed in the same direction, but much more slowly.
• D) The poison would not have flowed at all.
• E) The flow rate would gradually slow.

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