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VOLCANOES: Form 3s

Total questions: 20

Worksheet time: 15mins

Name
Class
Date
1.

Volcanoes that have recently erupted are known as:

a)

Active volcanoes

b)

Dormant volcanoes

c)

Extinct volcanoes

2.

This plate is involved in all of the Ring of Fire Volcanoes.

a)

The Nazca Plate

b)

The North American Plate

c)

The Pacific Plate

d)

The Indian Plate

3.

Volcanoes form where magma reaches Earth's surface.

a)

True

b)

False

4.

Molten rock found in the mantle and below the earth’s surface is called_____________________.

a)

Magma

b)

Lava

c)

Ash

d)

Granite

5.

What comes out of a volcano and flows onto the earth's surface?

a)

Magma

b)

Mud

c)

Gases

d)

Lava

6.

Many volcanoes exist in the Caribbean islands?

a)

True

b)

Flase

7.

There are many lava cones found in Trinidad and Tobago.

a)

True

b)

False

8.

Volcanoes release a lot of?

a)

Mud

b)

Water

c)

Poisonous gases

d)

Moisture

9.

There is no difference between magma and lava.

a)

True

b)

False

10.

A _________________ is the opening in the earth's crust through which molten rock flows.

a)

Crater

b)

Vent

c)

Magma chamber

d)

plate boundary

11.

A long crack in the earth's crust through which lava flows is called a ____________.

a)

Vent

b)

Volcano

c)

Crater

d)

Fissure

12.

Most volcanoes release a combination of __________. _________ and ___________.

a)

Ash, water, gases

b)

Magma, ash, mud

c)

Molten rock, Ash, Poisonous gases

d)

Lava, mud, water

13.

Three major zones of volcanic activity are?

a)

Convergent boundaries, divergent boundaries, hot spots

b)

Hotspots, Pacific ring of fire, Ocean floors

c)

Divergent boundaries, Islands, Continents

14.

Which plate boundary has more violent volcanic eruption?

a)

Divergent

b)

Convergent

c)

Transform

15.

Which group of islands is formed mainly by volcanoes?

a)

Greater Antilles

b)

Long Island

c)

Hawaiian Islands

d)

ABC islands

16.

Volcanoes are formed ONLY when two plates collide.

a)

True

b)

False

17.

The circular feature at the top of a volcano is its__________.

a)

Vent

b)

Pipe

c)

Cone

d)

Crater

18.

Two major types of volcanoes are?

a)

Shield and composite

b)

Ash and cinder

c)

Mud and lava

19.

A volcano that has not erupted over a long period of time is said to be ______________ or sleeping

a)

Active

b)

Lazy

c)

Resting

d)

Dormant

20.

Two benefits of volcanoes are

a)

Causes deforestation and destroys the landscape

b)

Is spectacular to see

c)

Add nutrients to soil and attract tourists