Acaldera forms when the bottom of the magma chamber that fueled the volcano falls further underground.

question 1 options:
a) true
b) false

True

Explanation:

When the magma has erupted from a volcano in  large amount, the strength of volcano to hold its own weight reduces and hence the volcano collapses into itself thereby forming a cladera . Formation of cladera is triggered when the magma chamber start emptying. With the removal of magma, the center of volcano lying with in the ring fracture collapses.

Hence, the given statement is true.

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Explanation: