Stages of the long journey

The mummy of the mammoth Lyuba was found in ....... on the Yamal island.

• 2001

• 2020

• 2017

• 2007

Answer explanation

In 2007 on the Yamal island the mummy of a mammoth was found. It was named Lyuba.

The exact age of animal fossils can be determined by .......

• optical dating

• radiocarbon dating

• carbon dating

• X-ray radiation

Answer explanation

With the help of modern research methods, for example, radiocarbon dating, today it is possible to determine the exact age of fossils of living organisms.

The carbon content of the remains indicates age of .......

• cells

• living organisms

• hair

• teeth

Answer explanation

The carbon content in the remains indicates the age of living organisms.

Put these mammoths in order from the oldest to the youngest: Woolly, Dwarf, Steppe, South African. Explain your answer.

Answer explanation

1. The South African mammoth is the oldest. He lived 5 million years ago.

2. Steppe mammoths lived before Woolly ones.

3. The last living mammoths lived 4000 years ago were Dwarf mammoths.

Mammoths needed about 180 kg of food. The modern elephant needs about 300 kg. Why? Give arguments.

Answer explanation

Mammoths' teeth were wide and flat. And they were harder than today's elephants teeth. Mammoths ate harder food than modern elephants, so they ate less food.

The most famous movie about dinosaurs is "Jurassic Park". And what movie about both dinosaurs and mammoths do you know?

Answer explanation

" Ice age"

Where were the Jurassic dinosaurs found?

• Zakharyevsky mine

• Theete

• Bolshoy Kemchug

• Kundur

Answer explanation

Jurassic dinosaurs were found in Teete.

Cretaceous Period dinosaurs were found in Zakharyevsky mine, Bolshoy Kemchug and Kundur.

The descendants of dinosaurs are ......

• birds

• lizards

• snakes

• dogs

Answer explanation

The descendants of dinosaurs are birds.

DNA is active for ......

• 60 million years

• 521 years

• 1 year

• 2 - 3 days

Answer explanation

DNA is active not more than 2-3 days, after that the half-decay lasts about 521 years.

Mammoths DIDN' T live in .....

• Germany

• the USA

• India

• Russia

Answer explanation

Mammoths inhabited the countries of Europe ( Germany), Asia (Russian Siberia), Africa and America.

They didn't live in India and China.