| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| During metamorphosis, a tadpole's gills disappear & these organs replace them | lungs | $400 | DJ | ZOOLOGY | 1992-11-26 | #1894 | |
| The dusky salamander must keep its skin moist to absorb oxygen since it lacks these organs | lungs | $300 | J | REPTILES & AMPHIBIANS | 1989-10-12 | #1174 | |
| Some snails breathe with gills while others breathe by use of these | lungs | $200 | DJ | ZOOLOGY | 1988-12-26 | #996 | |
| When oxygen in water gets too low, the African bircher fish surfaces to use these, not its gills | lungs | $200 | J | ANIMALS | 1986-12-08 | #521 |