Answer the following question given this paragraph: Q: What step, involving placement of a substance on the stigma, precedes fertilization? Choices: - mitosis - spawning - hibernation - pollination A:
pollination
Answer the following question given this paragraph: Microevolution occurs in a population when its allele frequencies change over time. There are four major forces of evolution that cause allele frequencies to change: mutation, gene flow, genetic drift, and natural selection. Q: Microevolution occurs in a population when what frequencies change over time? Choices: - eukaryote - molecule - antenna - allele A:
allele
Q: Answer the following question given this paragraph: Silver is used to make sterling silver jewelry. Table salt is the mineral halite. Glass is produced from the mineral quartz. Q: What mineral is used to produce glass? Choices: - lead - feldspar - pyrite - quartz A:
A: quartz
Question: Answer the following question given this paragraph: In the lungs, oxygen diffuses out of the alveoli and into the capillaries surrounding the alveoli. Oxygen (about 98 percent) binds reversibly to the respiratory pigment hemoglobin found in red blood cells (RBCs). RBCs carry oxygen to the tissues where oxygen dissociates from the hemoglobin and diffuses into the cells of the tissues. More specifically, alveolar P O 2. Q: In the lungs, oxygen diffuses out of the alveoli and into where? Choices: - blood - neurons - cillia - capillaries A:
Answer: capillaries
*Question*
Answer the following question given this paragraph: Q: Who has proposed that cigarette advertising in all media be banned entirely? Choices: - parents - schools - teachers - antismoking groups A:
**Answer**
antismoking groups
Q: Answer the following question given this paragraph: Q: What kind of organism causes the often fatal lung disease tuberculosis? Choices: - pathogens - virus - algae - bacteria A:
A: bacteria