You are free to take this quiz based on green radiation astronomy.
To improve your scores, read and study the lecture, the links contained within, and listed under See also. This should give you adequate background to get 100 %.
As a "learning by doing" resource, this quiz helps you to assess your knowledge and understanding of the information, and it is a quiz you may take over and over as a learning resource to improve your knowledge, understanding, test-taking skills, and your score.
This quiz may need up to an hour to take and is equivalent to an hourly.
See also 
Further reading 
- NASA/IPAC Extragalactic Database - NED
- The SAO/NASA Astrophysics Data System
- SIMBAD Astronomical Database