| 100% | ECOL | 4 | Science that studies the environment: Abbr. |
| 78% | ECOL | 4 | Branch of science that's the study of the environment: Abbr. |
| 61% | NEURO | 5 | Branch of science that studies the brain, for short |
| 54% | ECOL | 4 | Science that Greenpeace and the Sierra Club are concerned with: Abbr. |
| 51% | BOTANISTS | 9 | Those who study the science of plant life |
| 51% | BOTANY | 6 | Branch of science that deals with the study of plants and their classification |
| 50% | PHYSICS | 7 | Branch of science that studies matter and the fundamentals of the universe, popularized by Niels Bohr and Richard Feynman |
| 49% | CYNOLOGY | 8 | Science that studies dogs |
| 49% | ECOL | 4 | Science of the environment (Abbr.) |
| 48% | ECOL | 4 | Science branch that studies biodiversity (Abbr.) |
| 48% | GEOLOGY | 7 | Branch of science that deals with the study of earth as well as its structure and composition |
| 48% | PHYSICS | 7 | Science that studies matter and energy |
| 47% | GEOLOGY | 7 | Science that studies Earth's physical features |
| 46% | ANATOMY | 7 | Branch of science that studies bodies |
| 46% | UNEP | 4 | UN agency that coordinates the organization's environment-related activities: Abbr. |
| 45% | OTOLOGY | 7 | Branch of medicine that studies the ear |
| 45% | GEO | 3 | Subject that studies the Earth, for short |
| 45% | OGO | 3 | Six-satellite NASA program that studied the Earth's magnetosphere in the '60s and '70s (abbr.) |
| 45% | ASTRONOMY | 9 | Science that uses the term parsec |
| 44% | BIOL | 4 | Science that deals with life forms: Abbr. |
| 44% | CHEMISTRY | 9 | Science that most incorporates the Periodic Table |
| 43% | MIT | 3 | Science-focused school that was the setting for "Good Will Hunting": Abbr. |
| 43% | MGMT | 4 | Those running the place: Abbr. |
| 42% | ANAT | 4 | Science that deals with study of bodily structure, for short |
| 41% | ASTR | 4 | One of the hard sciences: Abbr. |
| 41% | ECOLOGY | 7 | Study of the environment |
| 40% | ECOL | 4 | Science studied by environmentalists: Abbr. |
| 40% | USO | 3 | Group that entertains the troops: Abbr. |
| 40% | NOR | 3 | Country that uses the krone: Abbr. |
| 40% | UVA | 3 | Radiation that ages the skin: Abbr. |