Science/Scientist
Environment
Career
100

Science about the earth, including the origin
and history of rocks

Geology

100

A problem when people cut down too many trees

Deforestation

100

Snake catcher, bed tester, pusher  are .........  jobs.

unusual

200

He was the man who saw an apple fall from the tree and was inspired to invent the theory of gravity.

Isaac Newton

200

Food or other objects which we don't need or use and throw away

rubbish

200

A professional growth a person does in his/ her life in one field 

career

300

Science about the life of plants and animals

Biology

300

The 3R rule 

Reduce,reuse,recycle

300

It is a job requires special training and university education

profession

400

She was a physicist and chemist. She did experiments with radioactive materials and discovered polonium and radium.

Marie Curie

400

The kinds of animals that can die soon because there are only a few of them on Earth

endangered animals

400

It is the work that a person does in order to earn money

job

500

Science about matter and energy such as
heat, light, sound, etc

Physics

500

A product which does not harmful for the environment

eco-friendly

500

Someone who hires and pays people for their work

an employer