| Chapter # | Sentence # | Quote |
|---|---|---|
| 16 | 92 | Ultimately, then, View more quotes about food">food is brought into the pits, generally in the form of organic debris, from hundreds of sources, many of them hundreds of miles distant; this debris is carried by the fresh-water feeds, through minute faults and fissures, and even porous rock, until it reaches the remains of the ancient seas, now sunken far beneath the surface. |
| Chapter # | Sentence # | Quote |
|---|---|---|
| 16 | 89 | In the pits there is no light, save that which men bring there. |
| 16 | 90 | Without light, there cannot be photosynthesis. |
| 16 | 91 | Without photosynthesis there cannot be the reduction of carbon dioxide, the formation of sugar, the beginning of the food chain. |
| 16 | 92 | Ultimately, then, food is brought into the pits, generally in the form of organic debris, from hundreds of sources, many of them hundreds of miles distant; this debris is carried by the fresh-water feeds, through minute faults and fissures, and even porous rock, until it reaches the remains of the ancient seas, now sunken far beneath the surface. |
| 16 | 93 | On and in this debris, breaking it down, are several varieties of bacteria. |
| 16 | 94 | These bacteria are devoured by protozoons and rotifers. |
| 16 | 95 | These, in turn, become food for various flatworms and numerous tiny segmented creatures, such as isopods, which, in turn, serve as food for small, blind, white crayfish, lelts and salamanders. |