BIO225 chapter 1

Which microbes do NOT have a true nucleus

Bacteria

Microbes are involved in the flow of which of the following A) toxins B) sunlight C) energy D) water

Energy

World Health Organization (WHO) estimates that there are or about how many infections of all types across the world every year?

10 billion

Prokaryotic organisms have been around for about how long?

3.5 billion years

Which photosynthetic Single celled or multicellular microorganisms are often found in aquatic environments

Algae

Which of the following are prokaryotic microorganisms (2 answers) •algae •archaea •viruses •yeasts •bacteria

Archaea Bacteria

Which of the following microorganisms represent prokaryotic cell types A) algae B) protists C) bacteria D) viruses

Bacteria

Which on the following microorganisms represents prokaryotic cell types? A) viruses B) protists C) bacteria D) algae

Bacteria

The major types of microorganisms or agents include which of the following Animals Bacteria Fungi Protozoa Plants Algae Viruses

Bacteria Fungi Protozoa Algae Viruses

The study of bacteria, single celled prokaryotic organisms is called

Bacteriology

Which of the following are major branches of study in microbiology Bacteriology Virology Mycology Zoology

Bacteriology Virology Mycology

What is a complex network of microbes and their secretions that form in most natural environments

Biofilm

Certain microbes can break down heavy metals and pesticides contaminating soil's by a process called what?

Bioremediation

Which cell type is genuinely larger in size A) eukaryotic cells B) prokaryotic cells C) archaeal cells

Eukaryotic cells

Which type of organism can derive all the nutrients and factors it requires from the environment in order to reproduce

Free-living organism

What are heterotrophic unicellular or multicellular eukaryotic organisms including yeasts, molds, and mushrooms

Fungi

Which were some of the first organisms genetically engineered? •fungi • helminths •bacteria • viruses

Fungi Bacteria

which TWO of the following groups of organisms arguably play the greatest role in biological decomposition? Mammals Fish Fungi Bacteria Plants

Fungi Bacteria

What technology involves the deliberate modification of the genetic structure of an organism to create novel products A) PCR B) genetic engineering C) DNA fingerprinting D) organic agriculture

Genetic engineering

Which of the following genera of microbes has been associated with gastric ulcers A) escherichia B) klebsiella C) helicobacter D) staphylococcus

Helicobacter

The term (blank) refers to a parasitic invertebrate such as a worm

Helminth

Which group of microorganisms include the parasitic worms

Helminths

(Blank) diseases, caused by microorganisms, or among the most common causes of death in much of the worlds population

Infectious

What is a specialized area of biology that deals with living things ordinarily too small to be seen without magnification

Microbiology

The unit of measurement for most bacterial cells is ________ and most viruses is _______

Micrometer; nanometers

The study of fungi

Mycology

Is any small, membrane bound component found inside of an eukaryotic cell

Organelles

A microbial is considered a(n) (blank) because it derives benefits from its host and harms its host in the process

Parasite

Microbiology has many branches of study, including (blank) which is the study of pathogenic Protozoa, helminth worms, and certain insects

Parasitology

What term is used for any infectious agent that causes disease, such as parasites, bacteria, and viruses

Pathogen

Microorganisms Account for about 50% of the earths (what), which is the process that convert light energy from the sun into organic molecules for food

Photosynthesis

What process uses suns energy to produce organic compounds accompanied by the formation of oxygen

Photosynthesis

It's a simple photosynthetic eukaryotic organisms, the algae; ranging from single-celled forms to large seaweeds

Phycology

Mad cow disease and Creutzfeld-Jakob disease are caused by which of the following A) protozoa B) viruses C) bacteria D) prions

Prions

proteinaceous infections particles are called what

Prions

They are the group of single celled eukaryotic organisms that lack a cell wall

Protozoa

Which of the following microorganisms are made up of eukaryotic cells • protozoans • bacteria • archaea • viruses • fungi • helminths

Protozoans Fungi Helminths

What is the study of Protozoa; a group of mostly single-celled eukaryotes

Protozoology

is the study of protozoa

Protozoology

(Blank) DNA Technology is used to switch genetic material from one organism to another in order to produce desirable proteins

Recombinant

A disease that has been known for hundreds of years that is increasing in occurrence is also known as which type of disease

Reemerging

Tuberculosis, influenza and malaria or older diseases that have been known for a long time, but they are now increasing an occurrence; diseases with this pattern of occurrence or specifically referred to as

Reemerging diseases

Viral particles are usually (bigger or smaller) than prokaryotic cells

Smaller

True or false: microbes can be found in the Antarctic

True

Microorganisms are (blank), meaning they are found in all natural habitats as well as in most artificial habitats created by humans

Ubiquitous

What is the study of viruses; noncellular particles that parasitize cells

Virology

What microbe is NOT cellular (acellular) and is composed of nucleic acid surrounded by a protein coat

Virus

Which of the following is NOT able to replicate on its own A) helminth B) viruses C) Protozoa D) archaea

Viruses

Diseases are those which are newly identified and becoming more prominent A) infectious B) communicable C) emerging

emerging

Which of the following bacteria is spread by water and food contaminated with cattle feces A) escherichia coli 0157:57 B) staphylococcus aureus C) Zika virus D) proteus vulgaris

escherichia coli 0157:57

Chlamydia infections has been linked to which of the following conditions A) lung cancer B) kidney cancer C) liver cancer D) female infertility

female infertility

Small, membrane-bound components found inside of a eukaryotic cell, such as mitochondria and Lysosomes, are referred to as which of the following? A) nuclei B) systems C) organelles D) organs

organelles

Which of the following derives benefits from its host and harms it's host in the process A) parasite B) microorganism C) symbiont D) commensals

parasite

Which of the following human diseases has ALMOST been eradicated? A) polio B) malaria C) smallpox D) cholera

polio

MRSA is a drug-resistant strain of which of the following bacteria A) staphylococcus schleiferi B) staphylococcus aureus C) streptococcus pyogenes D) staphylococcus epidermidis

staphylococcus aureus

Which term is NOT used to describe microscopic organisms

vertebrates

Which type of microorganism lacks a membrane bound nucleus and most membrane bound organelles A) prokaryotic B) Eukaryotic

prokaryotic

Which of the following human diseases HAVE been eradicated? A) measles B) smallpox C) rubella D) polio E) malaria

smallpox

The common cold and AIDS are caused by which type of microbe A) viruses B) fungi C) Protozoa D) bacteria

viruses

Which are the most common microbes on earth A) viruses B) algae C) bacteria D) fungi

viruses