Welcome to your B7 Quiz 10.1 – Die Entstehung der Erde

1. 
What is the name given to the beginning of the universe, about 14 billion years ago?

2. 
Fill in the blank:

During physical evolution, matter attracted itself through and formed rotating clouds of gas.

3. 
The Earth formed about 4.5 billion years ago from clumps of rock that came together.

4. 
Fill in the blank:

According to the text, the young Earth was at first a glowing ball of .

5. 
What process describes the formation of the first organic compounds, such as carbohydrates, nucleic acids and amino acids?

6. 
Fill in the blank:

The chemist built an apparatus to recreate the conditions of the early Earth in the laboratory.

7. 
Miller's experiment produced numerous organic compounds within just a few days.

8. 
Fill in the blank:

The first living things were probably simple , which appeared about 3.8 billion years ago.

9. 
In 1799, a strange dead animal was taken to England from which country?

10. 
Fill in the blank:

The scientist who first studied the platypus specimen was Dr George .

11. 
Scientists eventually classified the platypus as a mammal because it feeds its young on milk.

12. 
Fill in the blank:

Taking in materials for energy, growth and development is the definition of .

13. 
Which term means "a permanent increase in size and dry mass"?

14. 
Fill in the blank:

The chemical reactions that release energy from nutrient molecules are called .

15. 
Removing waste products of metabolism from the body is called reproduction.

16. 
Fill in the blank:

Platypuses belong to a group of egg-laying mammals called .