Comprehensive Microbiology Q&A Bundle

Microbiology the study of small life Examples of microbes... Bacteria, Archaea ,Fungi, Protozoa ,Multicellular Animal Parasite, Algae, Viruses Microbes are mostly... unicellular Bacteria outnumber human cells 10: 1 1g of soil = 1 million SPECIES bacteria 1ml of seawater = 50 million v...

Activated macrophages are required in elimination of infections caused by a) intracelular bacteria b) extracelular microbes c) both above mentioned d) nothing of above mentioned b Antibodies of which of mentioned classes cross placental barriere a) IgG b) IgM c) IgA d) IgD a The number...

Microbiology Specialized area of biology that deals with organisms ordinarily too small to be seen without magnification. Microorganisms A living thing ordinarily too small to be seen without magnification. Classification Orderly arrangement of organisms into groups. Nomenclature System of ...

Microorganisms Organisms that are too small to be seen with the unaided eye Germ Rapidly growing cell Pathogenic Disease-causing What are some good things that microbes do? 1. Decompose organic waste (Without them we'd have too much waste) 2. They are producers in the ecosystem by photosy...

Microorganisms(microbes) organisms that are too small to be seen with an unaided eye -bacteria, fungi(yeast&molds), protozoa, viruses, & microscopic algae Naming& Classifying genus& specific epithet(species name) italicized or underlined genus= capitalized& specific epithet is lowercase ...

The relationship between a parasite and its host would be termed: Antagonism Microorganisms that can grow in the absence of oxygen are called: anaerobic A genus of bacteria that are gram-positive occurring in pairs: diplococcus The causative agent for endemic typhus (fleaborne typhus) is: Rickett...

All of the following are generally used in vaccines EXCEPT... a. toxoids b. parts of bacterial cells c. live, attenuated viruses d. inactivated viruses e. antibodies e. antibodies A reaction between an antibody and soluble antigen-forming lattices is called a(n)... a. agglutination rea...

Bacillus Rod shaped bacterium Bacteriology study of microorganisms called bacteria Biology study of all living organisms both plant and animal Botany study of plant live Capsule A slimy mucilaginous (mucous-gelatin like) coating outside the cell wall Cell membrane A semi-permeable mem...

Which of the following attributes make microorganisms ideal model systems for studying life's basic processes? They grow to high cell densities in a short amount of time. What is the name of the process in which cells take up nutrients from the environment and convert them into new cell struct...

Are Viruses Living or Nonliving? They are only considered living when they are inside of a host cell, using their resources and energy. Outside of a host they are considered intert. When are Viruses considered to be "alive"? When they are inside of a host cell. When inside, their nucleic ac...

What are the physical requirements for microbial growth? Temperature, pH, and osmotic pressure Temperature Most microorganisms grow well at the temperatures that humans favor; but there are three major ranges of temperature: psychorophiles, meosphiles, thermophiles psychorophiles cold-loving...

Classification of organisms Kingdom, Phylum, Class, Order, Family, Genus, Species Phylogenetic trees a branching diagram that represents a hypothesis about the evolutionary history of a group of organisms Types of microbes bacteria, archeae, fungi, molds, yeasts, protozoa, algae, viruses, mult...

What is the difference between a pathogen and an opportunistic pathogen Pathogen: a bacteria capable of causing a disease Opportunistic pathogen: microorganisms that invade the body and cause illness only when the body's immune defense are impaired or absent