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BIOS 280 Test 1 Questions And Answers Rated A+ $14.99   Add to cart

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BIOS 280 Test 1 Questions And Answers Rated A+

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  • Course
  • BIOS 280
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  • BIOS 280

BIOS 280 Test 1 Questions And Answers Rated A+

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  • September 18, 2024
  • 36
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • BIOS 280
  • BIOS 280
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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

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