| A | B |
|---|
| DESERT | REGION HAVING LESS THEN 25 CM OF RAINFALL PER YEAR |
| BIOMES | LARGE LAND AREAS THAT HAVE SIMILAR CLIMATES AND FORMS OF PLANT LIFE |
| TAIGA | REGION JUST SOUTH OF THE TUNDRA |
| TUNDRA | NORTHERNMOST BIOME |
| BENTHOS | ANIMALS THAT LIVE ON THE OCEAN FLOOR |
| NEKTON | AQUATIC ANIMALS THAT MOVE FREELY THROUGH WATER |
| BIOSPHERE | TERM FOR ALL OF THE WORLDS LAND AND WATER ECOSYSTEMS |
| PLANKTON | ORGANISMS THAT FLOAT IN THE WATER |
| MICROENVIRONMENT | SMALL AREA WITHIN AN ENVIRONMENT. VARYING IN TEMPERATURE OR MOISTURE |
| GRASSLAND | RECEIVES 25 TO 75 CM ANNUAL RAINFALL |
| OCEANIC ZONE | DEEPEST WATERS OF THE OCEAN BASIN |
| TEMPERATE FOREST | WOODLAND SOUTH OF THE TAIGA HAVING SEASONAL CLIMATE |
| TROPICAL RAIN FOREST | EQUATORIAL WOODLANDS |
| NERITIC ZONE | OCEAN REGION ABOVE THE CONTINENTAL SHELF |
| PERMAFROST | SOIL PERMANENTLY FROZEN |
| CLIMAX COMMUNITY | FINAL STAGE OF SUCCESSIONAL DEVELOPMENT |
| GEOTHERMAL ENERGY | HEAT ENERGY FROM EARTHS INTERIOR |
| EQUATOR | THE SUN IS FIVE TIMES STRONGER HERE THAN AT THE POLES |
| TEMPERATURE | ONE IMPORTANT FACTOR THAT AFFECT PRECIPITATION PATTERNS STARTS WITH "T" |
| MOISTURE CONTENT | ONE IMPORTANT FACTOR THAT AFFECT PRECIPITATION PATTERNS STARTS WITH "M" |
