Geological time quiz y9

What is the oldest and longest time period?

• Precambrian

• Cambrian

• Ordovician

• Permian

When was the estimated start of life?

• 2.2 Billion years ago

• 3.4 Billion years ago

• 3 Billion years ago

• 7 Billion years ago

When was oxygen released by the seas?

• 1 Billion years ago

• 2.4 Billion years ago

• It has always been there.

• 7 Billion Years ago

Which two ice ages occurred during Precambrian?

• Huronian

• Karoo

• Pleistocene

• Cryogenian

What happened at the start of the Cambrian?

• Tsunami

• Earthquake

• Explosion

• Implosion

What animals first appeared in the Cambrian?

• Trilobite

• Graptolites

• Molluscs

• Frogs

During the Cambrian period where was England near?

• Iceland

• South Pole

• North Pole

• Greenland

When does the earths 3rd ice age occur?

• Ordovician Period

• Cambrian Period

• Silurian Period

• Permian Period

What is the name of the 3rd ice age?

• Cryogenian

• Karoo

• Andean-Saharan

• Huronian

What was the climate like in Britain during the Silurian Period?

• Desert

• Cold

• Tropical to Subtropical climate

• Wet