(Question)
Answer the following question given this paragraph: The most common way of classifying stars is by color as shown, in Table below . Each class of star is given a letter, a color, and a range of temperatures. The letters don't match the color names because stars were first grouped as A through O. It wasn't until later that their order was corrected to go by increasing temperature. When you try to remember the order, you can use this phrase: "Oh Be A Fine Good Kid, Man. ". Q: What is the most common way to classify stars? Choices: - by age - by distance - by size - by color A:
(Answer)
by color

(Question)
Answer the following question given this paragraph: In the predator-prey example, one factor limits the growth of the other factor. As the prey population deceases, the predator population is begins to decrease as well. The prey population is a limiting factor. A limiting factor limits the growth or development of an organism, population, or process. Q: What is the term for something that limits the growth or development of an organism, population, or process? Choices: - controlling factor - stumbling block - variable - limiting factor A:
(Answer)
limiting factor

(Question)
Answer the following question given this paragraph: Cytoplasm is one component of cells that is common to all cells. Cytoplasm is the gel-like material between the cell membrane and the nucleus. The cytoplasm plays an important role in a cell, serving as a "jelly" in which organelles are suspended and held together by the cell membrane. Though prokaryotic cells do not have organelles (though they do have ribosomes), they still have cytoplasm. It is within the cytoplasm that most cellular activities occur, including the many metabolic pathways that occur within organelles, such as photosynthesis and aerobic respiration. Q: What is the gel-like material between the cell membrane and the nucleus called? Choices: - ribosome - mucus - vacuole - cytoplasm A:
(Answer)
cytoplasm