*Question*
Q: What scientist created the modern system for classifying organisms? Read this paragraph and choose the correct option from the provided answers: Linnaeus published his classification system in the 1700s. Since then, many new species have been discovered. The biochemistry of many organisms has also become known. Eventually, scientists realized that Linnaeus's system of classification needed revision. Choices: - Bohr - Newton - Pasteur - linnaeus A:
**Answer**
linnaeus

*Question*
Q: What devices do astronomers use to see objects at wavelengths all across the electromagnetic spectrum? Read this paragraph and choose the correct option from the provided answers: Many extremely interesting objects can't be seen with the unaided eye. Astronomers use telescopes to see objects at wavelengths all across the electromagnetic spectrum. Some very hot stars emit light primarily at ultraviolet wavelengths. There are extremely hot objects that emit X-rays and even gamma rays. Some very cool stars shine mostly in the infrared light wavelengths. Radio waves come from the faintest, most distant objects. Choices: - microscopes - spectrographs - levels - telescopes A:
**Answer**
telescopes

*Question*
Q: Chemistry and physics are fields in what type of science? Read this paragraph and choose the correct option from the provided answers: The space shuttle program has been very successful. Over 100 mission have been flown. Space shuttle missions have made many scientific discoveries. Crews have launched many satellites. There have been other great achievements in space. However, the program has also had two tragic disasters. Choices: - Meteorology - Biology - Botany - physical A:
**Answer**
physical

*Question*
Q: What is the disease in which cells grow out of control and form abnormal masses? Read this paragraph and choose the correct option from the provided answers: Cancer is a disease in which cells grow out of control and form abnormal masses of cells. It is generally caused by mutations in genes that regulate the cell cycle. Because of the mutations, cells with damaged DNA are allowed to divide without limits. Cancer genes can be inherited. You can learn more about hereditary cancer by watching the video at the following link: http://www. youtube. com/watch?v=LWk5FplsKwM (4:29). Choices: - bronchitis - diabetes - HIV - cancer A:
**Answer**
cancer