Given a scientific passage and an answer, generate a question for the given answer.

Input: Consider Input: Passage: Many genetic disorders are caused by mutations in one or a few genes. Other genetic disorders are caused by abnormal numbers of chromosomes. Answer: genetic disorders

Output: What type of disorders are caused by mutations in genes or abnormal numbers of chromosomes?

Input: Consider Input: Passage: Pulmonary circulation is the part of the circulatory system that carries blood between the heart and lungs (the term pulmonary means "of the lungs"). It is illustrated in Figure below . Deoxygenated blood leaves the right ventricle through pulmonary arteries, which transport it to the lungs. In the lungs, the blood gives up carbon dioxide and picks up oxygen. The oxygenated blood then returns to the left atrium of the heart through pulmonary veins. Answer: oxygen

Output: While in the lungs, blood gives up carbon dioxide and picks up what element before returning to the heart?

Input: Consider Input: Passage: Marine biomes are found in the salt water of the ocean. Answer: marine
Output: What type of biomes are found in the salt water of the ocean?