_8. Which of the following describes a volcano? a. A high mountain C. An explosion b. An opening in the Earth's crust d. A crater _9. Which of the ff. statements about volcanoes is true? a. Volcanoes are mountains or hills. b. Volcanoes have vents from which smoke and magma come out. c. Volcanoes are also found under the sea. d. All of the above. _10. Which of the following is a beneficial effect of volcanic eruption? a. Increased fertility of the land b. Loss of life and property c. Release of tremendous amounts of gases in the air d. Buried landscape pa help po please need ko po ng answer ngayon eh
