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

Example Input: Passage: Carbohydrates include sugars, starches, and fiber. Sugars and starches are used by the body for energy. One gram of sugar or starch provides 4 Calories of energy. Fiber doesn't provide energy, but it is needed for other uses. At age 13 years, you need about 130 grams of carbohydrates a day. Figure below shows good food sources of each type. Answer: 4
Example Output: How many calories of energy does one gram of sugar or starch provide?

Example Input: Passage: Sponges reproduce both asexually and sexually. Asexual reproduction occurs by budding. Sexual reproduction occurs by the production of eggs and sperm. Males release sperm into the water through the osculum. Sperm may enter a female sponge through a pore and fertilize her eggs. The resulting zygotes develop into larvae. Answer: asexual
Example Output: Budding in sponges is a form of what type of reproduction?

Example Input: Passage: A spectrometer produces a spectrum from starlight. Astronomers can learn a lot about a star by studying its spectrum. Answer: spectrum
Example Output:
What is a spectrometer able to produce from starlight?