Final answer:
Pipo's actions reveal his balanced approach to xenobiology, displaying both caution and encouragement towards exploring unknown life forms.
Step-by-step explanation:
The fact that Pipo is hesitant about letting Novinha take the xenobiologist test early but allows it regardless suggests that Pipo understands the risks and challenges associated with encountering unknown life forms. Despite these hesitations, he seems to recognize and appreciate Novinha's capabilities and the importance of ongoing scientific discovery, indicating a level of respect for the unknown entities and a desire to pursue knowledge about them. This decision by Pipo underscores a delicate balance between the curiosity to explore and the caution that must be exercised when delving into new realms of xenobiology.