Which of the Following Statements About Sources and Sinks in Assimilate

question 20

Multiple Choice

Which of the following statements about sources and sinks in assimilate movement is FALSE?

• A)A plant part unable to meet its nutritional needs functions as a sink.
• B)In seedlings, the cotyledons commonly act as the major sinks.
• C)In mature plants, the upper leaves commonly act as sources for the shoot apex.
• D)In mature plants, the lower leaves commonly act as sources for the roots.
• E)Developing fruits are highly competitive sinks.

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