BIOS 280 Test 1 Questions And Answers Rated A+
How many cells/gram are found in the large intestine? Correct Ans-10^12-10^13
Name some extreme places bacteria are found in (six places) Correct Ans-1. Geysers and
hot springs
2. Very cold habitats
3. Deep-sea hydrothermal vents
4. Hypersaline habitats
5. Rock surfaces
6. Life on other planets
What type of bacteria can be found in geysers and hot springs? Correct Ans-
Hyperthermophilic bacteria
What type of bacteria can be found in very cold habitats? Correct Ans-Snow algae
What type of bacteria can be found in hypersaline habitats? Correct Ans-Halophilic
bacteria
, BIOS 280 Test 1 Questions And Answers Rated A+
What type of bacteria can be found on rock surfaces? Correct Ans-Endolithic bacteria
Give an example of why there may be life on other planets? Correct Ans-Ice on Mars
Name reasons why microorganisms are beneficial and useful (six reasons) Correct Ans-1.
Biotechnology
2. Agriculture
3. Food and chemical production
4. Mineral Extraction
5. Wastewater treatment
6. Bioremediation
Why should we care about microorganisms? Correct Ans-1. Disease
2. They are everywhere
3. Many are beneficial and useful
4. For basic scientific research
, BIOS 280 Test 1 Questions And Answers Rated A+
The death rate for infectious disease went down because (four reasons): Correct Ans-1.
Proper food/water handling
2. Sterile medical technique
3. Antibiotics
4. Vaccines
What drastically rose the death rate in 1920? Correct Ans-The Influenza Pandemic
T or F: Infectious disease is still a huge problem and getting worse. Correct Ans-True
What are the top 5 most common categories of infectious disease? Correct Ans-1.
Respiratory Disease (pneumonia, influenza)
2. AIDS
3. Diarrheal Disease (chloera, typhoid)
4. Tuberculosis
5. Malaria
, BIOS 280 Test 1 Questions And Answers Rated A+
How much bacteria does one gram of soil have? Correct Ans-10^9 (one billion)
T or F: The human body has more bacterial cells than human cells. Correct Ans-True
Name three reasons microorganisms demonstrate utility in the lab and are helpful for basic
scientific research. Correct Ans-1. Fast growth
2. Small size
3. Very amenable to genetic study
What does microbiology encompass? Correct Ans-A study of microscopic organisms.
Name the most important microorganisms we will be learning. Correct Ans-1. Bacteria
2. Viruses
3. Protozoa
4. Microscopic Fungi
5. Microscopic Algae
6. Helminths and other parasites
How many cells/gram are found in the large intestine? Correct Ans-10^12-10^13
Name some extreme places bacteria are found in (six places) Correct Ans-1. Geysers and
hot springs
2. Very cold habitats
3. Deep-sea hydrothermal vents
4. Hypersaline habitats
5. Rock surfaces
6. Life on other planets
What type of bacteria can be found in geysers and hot springs? Correct Ans-
Hyperthermophilic bacteria
What type of bacteria can be found in very cold habitats? Correct Ans-Snow algae
What type of bacteria can be found in hypersaline habitats? Correct Ans-Halophilic
bacteria
, BIOS 280 Test 1 Questions And Answers Rated A+
What type of bacteria can be found on rock surfaces? Correct Ans-Endolithic bacteria
Give an example of why there may be life on other planets? Correct Ans-Ice on Mars
Name reasons why microorganisms are beneficial and useful (six reasons) Correct Ans-1.
Biotechnology
2. Agriculture
3. Food and chemical production
4. Mineral Extraction
5. Wastewater treatment
6. Bioremediation
Why should we care about microorganisms? Correct Ans-1. Disease
2. They are everywhere
3. Many are beneficial and useful
4. For basic scientific research
, BIOS 280 Test 1 Questions And Answers Rated A+
The death rate for infectious disease went down because (four reasons): Correct Ans-1.
Proper food/water handling
2. Sterile medical technique
3. Antibiotics
4. Vaccines
What drastically rose the death rate in 1920? Correct Ans-The Influenza Pandemic
T or F: Infectious disease is still a huge problem and getting worse. Correct Ans-True
What are the top 5 most common categories of infectious disease? Correct Ans-1.
Respiratory Disease (pneumonia, influenza)
2. AIDS
3. Diarrheal Disease (chloera, typhoid)
4. Tuberculosis
5. Malaria
, BIOS 280 Test 1 Questions And Answers Rated A+
How much bacteria does one gram of soil have? Correct Ans-10^9 (one billion)
T or F: The human body has more bacterial cells than human cells. Correct Ans-True
Name three reasons microorganisms demonstrate utility in the lab and are helpful for basic
scientific research. Correct Ans-1. Fast growth
2. Small size
3. Very amenable to genetic study
What does microbiology encompass? Correct Ans-A study of microscopic organisms.
Name the most important microorganisms we will be learning. Correct Ans-1. Bacteria
2. Viruses
3. Protozoa
4. Microscopic Fungi
5. Microscopic Algae
6. Helminths and other parasites
