How Could You Determine If an Unknown Plant Stem Has

question 38

Multiple Choice

How could you determine if an unknown plant stem has microphylls or small megaphylls?

• A) Examine the vascular system.If there is only one strand of vascular tissue,they are most likely microphylls.
• B) Measure the length of the leaflike structures.If they are a centimeter or less in length,they are microphylls.
• C) Examine the branching pattern.If it is dichotomous,they are most likely megaphylls.
• D) Look for sporangia.If they are present,the leaflike structures are most likely microphylls.
• E) Look for roots.If they are absent,the structures are most likely megaphylls.

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