Instructions: Given a scientific passage and an answer, generate a question for the given answer.
Input: Passage: Sahara Desert in northern Africa (left). Rainforest in northeastern Australia (right). Two very different biomes are pictured here. A biome is a group of similar ecosystems with the same general abiotic factors and primary producers. Both are found at roughly the same distance from the equator. Answer: biome
Output:
What is a group of similar ecosystems with the same general abiotic factors and primary producers called?