AP BIOLOGY

Detailed explanation-1: -There are five major types of biomes: aquatic, grassland, forest, desert, and tundra, though some of these biomes can be further divided into more specific categories, such as freshwater, marine, savanna, tropical rainforest, temperate rainforest, and taiga.

Detailed explanation-2: -Aquatic, marine, and wetlands constitute the non-terrestrial ecosystems, while the major terrestrial ecosystems include desert, forest, grassland, mountain and polar.

Detailed explanation-3: -Terrestrial biomes include grasslands, deserts, tropical forests. Freshwater biomes include polar freshwaters, large lakes, tropical and sub-tropical coastal rivers, temperate coastal rivers and much more. Marine biomes include continental shelves, tropical coral, and kelp forests.