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BIO 7 Exam Preparation – Cell Biology, Genetics, DNA Replication, Evolution, Ecology, Practice Questions with Correct Answers

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This document contains verified exam questions and answers for BIO 7, focusing on essential topics such as cell biology, molecular genetics, DNA replication, and ecological principles. It provides structured Q&A format material that covers both theoretical concepts and applied biological processes. The content is updated and ideal for exam practice, ensuring comprehensive preparation. Robert Hooke - answerfirst to observe "small chambers" in cork and coined the term cells. Anton van Leeuwenhoek - answerA garment maker who created his own microscopes. Detailed descriptions of microorganisms and described bacteria for the first time. Francisco Redi - answerUsed unsealed/sealed meat experiment with maggots to begin showing spontaneous generation wasn't true. Louis Pasteur - answerSwan neck flask, used heat to prevent microbes. Ended spontaneous generation debate. Developed germ theory of disease Robert Koch - answerPostulates to show causative agents of disease. Ignaz Semmelweis - answerIdentified cause of puerperal fever in birthing clinics. Advocated importance of hand washing, wiped fever away. Joseph Lister - answerSurgeon who used antiseptic wound/incision/dressings to prevent wound infection after surgery. - 2 -: Florence Nightingale - answerFounded first nursing school. Introduced cleaning patients beds, clothes, and rooms to reduce infection. John Snow - answerMapped cholera outbreak in London and found the source. Studied infection control and epidemiology. Edward Jenner - answerInnoculated a boy with pus from cowpox lesion (less aggressive form of smallpox), making the boy immune to smallpox. Smallpox vaccine. Paul Erhlich - answerUsed chemicals to treat infection. Chemicals can differentiate bacteria. Foundation for chemotherapy. Trypanosomes & Treponema pallidum (syphillis) Cell - answerThe basic unit of structure and function in living things Animalcules - answerLittle animals or microbes, 1st seen in pond water by Leeuenhoek. Now known as microorganisms. Spontaneous Generation - answerLiving matter arising from non-living matter (abiogenesis). Fermentation - answerThe chemical action of yeast on sugars. Creates beer & wine. Germ Theory of Disease - answerDiseases result from microbial infection. Microbes are responsible for infection. Pathogen - answerA disease causing microorganism. Koch's Postulates - answerA sequence of 4 experimental steps for directly relating a specific microbe to a specific disease. Epidemiology - answerThe study of where/when infectious diseases occur in a population and how they are transmitted/ maintained in nature. Vaccine - answerSubstance prepared from killed or weakened pathogens and introduced into a body to produce immunity. Chemotherapy - answerThe use of drugs to treat a disease. Francesco Redi's experiment - answerUsing meat and maggots,

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- 1 -:
BIO 7 Exam Preparation – Cell Biology, Genetics, DNA

Replication, Evolution, Ecology, Practice Questions with

Correct Answers


This document contains verified exam questions and answers for BIO 7, focusing on

essential topics such as cell biology, molecular genetics, DNA replication, and ecological

principles. It provides structured Q&A format material that covers both theoretical

concepts and applied biological processes. The content is updated and ideal for exam

practice, ensuring comprehensive preparation.



Robert Hooke - answer✔✔first to observe "small chambers" in cork and coined the

term cells. Anton van Leeuwenhoek - answer✔✔A garment maker who created his

own microscopes. Detailed descriptions of microorganisms and described bacteria for

the first time. Francisco Redi - answer✔✔Used unsealed/sealed meat experiment

with maggots to begin showing spontaneous generation wasn't true. Louis Pasteur -

answer✔✔Swan neck flask, used heat to prevent microbes. Ended spontaneous

generation debate. Developed germ theory of disease Robert Koch -

answer✔✔Postulates to show causative agents of disease. Ignaz Semmelweis -

answer✔✔Identified cause of puerperal fever in birthing clinics. Advocated

importance of hand washing, wiped fever away. Joseph Lister - answer✔✔Surgeon

who used antiseptic wound/incision/dressings to prevent wound infection after surgery.

, - 2 -:
Florence Nightingale - answer✔✔Founded first nursing school. Introduced cleaning

patients beds, clothes, and rooms to reduce infection. John Snow -

answer✔✔Mapped cholera outbreak in London and found the source. Studied

infection control and epidemiology. Edward Jenner - answer✔✔Innoculated a boy

with pus from cowpox lesion (less aggressive form of smallpox), making the boy

immune to smallpox. Smallpox vaccine. Paul Erhlich - answer✔✔Used chemicals to

treat infection. Chemicals can differentiate bacteria. Foundation for chemotherapy.

Trypanosomes & Treponema pallidum (syphillis) Cell - answer✔✔The basic unit of

structure and function in living things Animalcules - answer✔✔Little animals or

microbes, 1st seen in pond water by Leeuenhoek. Now known as microorganisms.

Spontaneous Generation - answer✔✔Living matter arising from non-living matter

(abiogenesis). Fermentation - answer✔✔The chemical action of yeast on sugars.

Creates beer & wine. Germ Theory of Disease - answer✔✔Diseases result from

microbial infection. Microbes are responsible for infection. Pathogen - answer✔✔A

disease causing microorganism. Koch's Postulates - answer✔✔A sequence of 4

experimental steps for directly relating a specific microbe to a specific disease.

Epidemiology - answer✔✔The study of where/when infectious diseases occur in a

population and how they are transmitted/ maintained in nature. Vaccine -

answer✔✔Substance prepared from killed or weakened pathogens and introduced

into a body to produce immunity. Chemotherapy - answer✔✔The use of drugs to

treat a disease. Francesco Redi's experiment - answer✔✔Using meat and maggots,
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