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Number 2
Number 3
100

Studies tiny organisms such as bacteria, virus, or fungi.

Microbiologist

100

Studies the behavior, structure, physiology, classification, and distribution of animals. 

Zoologist

100

Studies the process and phenomena of the atmosphere, especially as a means of forecasting the weather. 

Meteorologist 

200

Studies living things.

Biologist

200

Studies the nature and properties of matter and energy. 

Physicist

200

Studies plants.

Botanist

300

Studies the interactions among organisms and their environment. 

Ecologist

300

Studies ancient animals and plants. 

Paleontologist 

300

Studies the substances of which matter is composed and the ways in which they interact, combine, and change. 

Chemist

400

Studies the earth's physical structure and its history. 

Geologist

400

Studies ancient climate conditions on earth. 

Paleoclimatologist 

400

Studies earthquakes. 

Seismologist 

500

Studies fish. 

Ichthyologist 

500

Studies and draws maps. 

Cartographer 

500

Why was the king only a foot tall?

He was a ruler.