Chapter 1 True/False
1) Infectious disease is almost totally eradicated in our world.
Answer: FALSE
2) A student has obtained a sample of pond water for study. Using the high-power lens, he observes several cells with nuclei. He can conclude that the cells are NOT bacteria.
Answer: TRUE
3) The process of pasteurization to reduce food spoilage utilizes high heat to kill all bacteria present.
Answer: FALSE
4) Anton van Leeuwenhoek was the first microbiologist to use a microscope to examine environmental samples for the presence of microorganisms.
Answer: TRUE
5) Spontaneous generation refers to living cells arising only from other living cells.
Answer: FALSE
6) Microbes are associated with life-sustaining benefits as well as life-threatening diseases.
Answer: TRUE
7) All cells possess a cell wall.
Answer: FALSE
8) All pathogens known to infect humans have been identified at this point in time.
Answer: FALSE