Answer:
Q.9. In volcanic areas, groundwater heated by magma is a source of
energy
"geothermal" or d.
Q.10. What is the largest and most active volcano in the world?
"Mauna Loa" or c.
Q.11.
forms when repeated lava flows build up a broad, gently
sloping mountain, like Mauna Kea in Hawaii.
"Shield volcano" or c.
