Question

in order to compare and contrast different organisms, scientists use a classification system that sorts organisms into categories. the broadest category used for sorting is called a kingdom. the least broad category is called a species. approximately how many different species of flowering plants have been identified by scientists thus far?
○a. 100,000
○b. 25,000
○c. 250,000
○d. 100

Explanation:

根据生物学知识，目前已被科学家识别的开花植物（被子植物）种类大约有250,000种。

Answer:

C. 250,000