Class VIII

When a volcano ejects acid lava, eruption is usually
  1. Light and less violent
  2. Soft and less violent
  3. Loud but less violent
  4. Loud and more violent
When volcanos ejects basic lava, eruption is mainly
  1. Loud
  2. Violent
  3. Quite
  4. Hard
Movement of crustal plates result in formation of
  1. A huge island
  2. Small volcanic islands
  3. A small island
  4. Huge volcanic islands
Volcanoes that erupt frequently are known as
  1. Active volcanoes
  2. Dormant volcanoes
  3. Extinct volcanoes
  4. Instinct volcanoes
Mid-Atlantic ridge is so tall that it actually rises above sea in many places forming
  1. Icy islands
  2. Ice lands
  3. Volcanic islands
  4. Rocky islands
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