Which of the following statements is TRUE about biomes?

1. Biomes are defined as group of ecosystems sharing similar climatic conditions on Earth, such as communities of plants, animals and soil organisms living in the same environment.
2. A Temperate Grassland or Shrub-Land Biome is commonly known as Steppe in Central Asia, Prairie in North America and Pampas in South America.
3. Biomes may have both biotic and abiotic components.

Biomes are climatically and geographically defined as similar climatic conditions on the Earth, such as communities of plants, animals, and soil organisms, and are often referred to as groups of ecosystems. Terrestrial biomes are those that occur on the land and include deserts, grasslands, tropical forests, temperate forests, taiga, and tundra. For example, Temperate Grassland or Shrub-Land Biome is commonly known as Steppe in Central Asia, Prairie in North America and Pampas in South America. The Aquatic Biomes occur in water and are often divided into the marine and freshwater biomes, depending on the salinity of the water. Biomes may have both biotic and abiotic components.