5) Commercial use of microbial products has end up being increasingly popular due to their environmentally familiar nature. Manufacturing of these commodities which are easily degraded and, thus, non-toxic commonly utilizes

A) enzymes.

You are watching: The formal system for classifying and naming organisms was developed by

B) organic acids.

C) organic solvents.

D) soap.

E) alcohol.

6) The formal system for classifying and also naming biology was arisen by

A) Robert Koch.

B) Ignaz Semmelweis.

C) Aristotle.

D) Carolus Linnaeus.

E) louis Pasteur.

7) In the surname Staphylococcus aureus, aureus is the

A) genus.

B) domain name.

C) details name

D) kingdom.

E) household name.

8) A prokaryotic cell may possess every of the adhering to cellular materials EXCEPT

A) flagella.

B) a nucleus.

C) ribosomes.

D) a cell wall.

E) a cell membrane.

9) i m sorry of the complying with is NOT linked with viruses?

A) organelles

B) nucleic acid

C) envelope

D) chemical reactions

E) protein coat


The bacterial form of the cells in the scanning electron micrograph shown in number 1.1 would best be defined as

A) bacillus.

B) spiral.

C) coccus.

D) ovoid.

E) columnar.

11) Protozoan motility frameworks include

A) cilia.

B) flagella.

C) pseudopods.

D) cilia and pseudopods only.

E) cilia, flagella, and pseudopods.

12) Viruses room not thought about living organisms due to the fact that they

A) cannot reproduce by themselves.

B) space structurally really simple.

C) have the right to only it is in visualized utilizing an electron microscope.

D) space typically linked with disease.

E) space ubiquitous in nature.

13) The transmittable agent that causes AIDS is a

A) virus.

B) bacterium.

C) yeast.

D) protozoan.

E) mold.

14) which of the following is not a domain in the three-domain system?

A) animalia

B) archaea

C) bacteria

D) eukarya

15) category of organisms into three domains is based on

A) the existence of a cell wall.

B) the number of cells in the organism.

C) cellular organization.

D) nutritional requirements.

E) moving proteins.

16) Archaea different from bacteria in that archaea

A) have diverse cell wall surface compositions.

B) absence nuclei.

C) usage organic compounds for food.

D) reproduce through binary fission.

E) are prokaryotic.

17) that is attributed with an initial observing cells?

A) Robert Hooke

B) Anton valve Leeuwenhoek

C) Robert Koch

D) luigi Pasteur

E) Carolus Linnaeus

18) that is credited with first observing microorganisms?

A) Robert Hooke

B) Anton valve Leeuwenhoek

C) Robert Koch

D) luigi Pasteur

E) Carolus Linnaeus

19) Biogenesis refers to the

A) voluntary generation of organisms from nonliving matter.

B) development of life develops from preexisting life forms.

C) development of aseptic technique.

D) germ concept of disease.

20) If you were setting up an experiment come disprove voluntarily generation in a liquid medium, i m sorry of the adhering to would be vital to the experiment?

A) giving the liquid with nutrients

B) starting with a fluid that consists of microorganisms

C) including antibiotics to the liquid

D) utilizing a sterile liquid and eliminating exposure come microorganisms

E) including carbon dioxide come the liquid

21) The arguments supporting spontaneous generation were lastly disproved by

A) luigi Pasteur.

B) Francesco Redi.

C) Rudolf Virchow.

D) john Needham.

E) Lazzaro Spallanzani.

22) regarding Louis Pasteur"s experiments v the S-neck flask, which of the complying with statements is TRUE?

A) waiting exchange was involved.

B) A food resource was provided.

C) The possibility of contamination was removed.

D) all preexisting microorganisms were killed.

E) every one of the answer choices are correct.

23) The microbial procedure of converting street to alcohol is well-known as

A) fermentation.

B) pasteurization.

C) tyndallization.

D) lyophilization.

E) alcoholism.

24) Proof that a microbe might cause disease was detailed by

A) Pasteur.

B) Lister.

C) Koch.

D) Wasserman.

E) Semmelweis.

5) The use of phenol (carbolic acid) as a wound disinfectant was an initial practiced by

A) Lister.

B) Semmelweis.

C) Pasteur.

D) Holmes.

E) Koch.

26) Mycology is the examine of

A) mycoplasma.

B) mushrooms.

C) protozoa.

D) molds.

E) molds, yeast, and mushrooms.

27) The an initial step for directly linking a microbe come a specific condition according come Koch"s postulates is to

A) culture the blood or other body fluid from a diseased pet using nutrient medium.

B) inject a sample the blood or various other body liquid from a diseased pet into a healthy and balanced animal.

C) achieve a sample that blood or various other body fluid from a diseased animal.

D) to compare the blood of a sick animal to blood derived from a healthy animal.

E) isolation microbes native the blood of healthy animals.

28) In which of the following instances would Koch"s postulates be utilized?

A) decision of the reason of a brand-new emerging an illness by researchers studying condition transmission

B) advance of a new antibiotic in a medicine lab

C) determination of the reason of cancer in a patient

D) formulation that a vaccine against a brand-new pathogen in a genetic engineering lab

E) anytime the scientific technique is supplied to investigate a microbiological problem

29) Robert Koch established the reason of

A) smallpox.

B) anthrax.

C) diphtheria.


E) tuberculosis.

30) Which doctor is very first associated v vaccination?

A) Ehrlich

B) Jenner

C) Lister

D) Koch

E) Escherich

31) which of the adhering to findings was vital for Edward Jenner"s inoculation process?

A) Exposure come a milder condition form may develop immunity.

B) A weakened microorganism will not reason disease.

C) Someone that recovers native a an illness will not get that condition again.

D) an illness is led to by viruses.

E) Pathogenic microorganisms infect every humans and animals in the same manner.

32) Penicillin was discovered by accident by

A) Alexander Fleming.

B) Paul Ehrich.

C) Edward Jenner.

D) Robert Koch.

E) Joseph Lister.

33) that was the very first scientist to seek a "magic bullet" that can be used to treat transmittable disease?

A) Jenner

B) Pasteur

C) Ehrlich

D) Lister

E) Semmelweis

34) Fungal infections room studied by

A) virologists.

B) bacteriologists.

C) parasitologists.

D) mycologists.

E) herpetologists.

35) Which disease has been removed through the usage of vaccines?

A) tuberculosis

B) measles

C) rubella

D) smallpox

E) influenza

36) Recombinant DNA describes the

A) examine of bacter ribosomes.

B) study of the role of genes.

C) interaction in between human and also bacterial cells.

D) synthetic of protein from genes.

E) DNA resulting when genes indigenous one biology are inserted into an additional organism.

37) molecule biology has the examine of

A) DNA synthesis.

B) RNA replication.

C) protein synthesis.

D) enzyme function.

E) how hereditary information directs protein synthesis.

38) microbe are important to ours life. Every of the adhering to is an example of a beneficial function of microbe EXCEPT

A) alternative fuel production.

B) bioremediation.

C) gene therapy.

D) agriculture.

E) increased variety of illnesses.

39) The significant food producers for other living biology is/are

A) greater plants.

B) cyanobacteria.

C) algae.

D) greater plants and algae.

E) greater plants, cyanobacteria, and algae

40) Gene therapy is right now used come treat all of the following conditions EXCEPT

A) severe combined immunodeficiency disease (SCID).

B) Duchenne"s muscular dystrophy.

C) cystic fibrosis.

D) LDL-receptor deficiency.

E) colon cancer.

41) Recombinant DNA technology has end up being an significantly important component of our life. It is supplied for every one of the following EXCEPT

A) vaccine production.

B) improving food longevity.

C) synthetic of water.

D) medicine production.

E) raising the nutritional worth of food.

42) common microbiota are generally found in and also on every the following body locations except the

A) skin.

B) mouth.

C) colon.

D) blood.

E) top respiratory system.

43) i beg your pardon of the adhering to statements around biofilms is FALSE?

A) contrasted to free-living bacteria, biofilms are an ext sensitive come antibiotics.

B) Biofilms in pipes deserve to block the flow of water.

C) Biofilms in her body defend mucous membranes from harmful microbes.

D) Biofilms on medical devices cause infections.

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E) Biofilms ~ above rocks provide food for animal life.

44) development of emerging infectious condition can it is in a result of all of the adhering to EXCEPT