NATS 1670 EXAMINATION TEST FINAL
PAPER FULL SOLUTION 2026 GRADED A+.
⫸ When was the first vaccine created? Answer: 1880
⫸ ____________ _____________ can reduce life expectancy
dramatically, due to the lack of __________________. Answer:
INFECTIOUS DISEASES can reduce life expectancy dramatically,
due to the lack of CONTROL.
⫸ Upon early discover, microbes were viewed as? Answer:
Enemies, until used in medicine.
⫸ What are the beneficial roles of microbes? Answer: - waste
breakdown/food production
- provides protection against more virulent microbe
- drug preparation (penicillin, insulin)
- making vitamins
- digestion
⫸ What does mutual life mean, when in context with microbes?
Answer: Microbes keep us alive and we keep them alive.
,⫸ What is a chronic disease? Answer: a disease that does NOT kill
its host quickly
⫸ What is an acute disease? Answer: A disease that DOES cause
death quickly.
⫸ What does the natural evolution of a microbe operate on? Answer:
The natural evolution of a microbe operates on its spreading capacity.
NOT the ability to cause disease
⫸ What does microbial natural selection favour? Answer: Microbial
natural selection favours less or non-violent microbes.
⫸ Which kind of microbes can live in a host WITHOUT causing
damage? Answer: Microbes that are well-adapted to its host
⫸ What epidemics were caused by microbes? Answer: - Small Pox
- Bubonic Plague
- Spanish Influenza
⫸ What were the three causes that moved society away from
Infectious Diseases? Answer: - Better Sanitation
- Vaccines
- Antibiotics
,⫸ Why will society never be clear of infectious diseases? Answer: -
development of drug resistant strains
- outbreaks of existing diseases
- New disease causing agents
⫸ What does Dr. Margret Chan believe will happen in the future?
Answer: -We risk entering a post-antibiotic era
- this will cause an end to modern medicine
⫸ What is Necrotizing Fasciitis Answer: Flesh eating Disease
⫸ Who is to blame for the development of Drug-resistant strains?
Answer: - Farmers
- Health Workers
- Patients
- Hospitals
⫸ What is the man/wild life origin of these dieseases
1) AIDS
2) Saars
3) West Nile Virus (WNV)
4) Influenza
5) Monkey Pox Answer: Man Made Wild Life
1) Sexual Activity, Drug addiction, Chimpanzee (SIV)
, Blood
2) Restaurants, Hotels, Hospitals Bats, Palm civet
3) Tires from Africa Wild Birds
4) Poultry Farms Wild Aquatic Birds
5) Pet Retailers and Stores Wild Rodents in Africa
⫸ What is Bioterrorism? Answer: The intentional release of bacteria
or toxins for the purpose of harming or killing
⫸ Why was the eradication of small pox so successful? Answer: -
very good vaccine
- only has one host: humans
3) Very clear symptoms
⫸ What are the factors affecting the emergence of disease? Answer:
- Microbial Adaptation
-Drug Resistance
-Human Behaviour
- International Travel
- Sexual Activity
PAPER FULL SOLUTION 2026 GRADED A+.
⫸ When was the first vaccine created? Answer: 1880
⫸ ____________ _____________ can reduce life expectancy
dramatically, due to the lack of __________________. Answer:
INFECTIOUS DISEASES can reduce life expectancy dramatically,
due to the lack of CONTROL.
⫸ Upon early discover, microbes were viewed as? Answer:
Enemies, until used in medicine.
⫸ What are the beneficial roles of microbes? Answer: - waste
breakdown/food production
- provides protection against more virulent microbe
- drug preparation (penicillin, insulin)
- making vitamins
- digestion
⫸ What does mutual life mean, when in context with microbes?
Answer: Microbes keep us alive and we keep them alive.
,⫸ What is a chronic disease? Answer: a disease that does NOT kill
its host quickly
⫸ What is an acute disease? Answer: A disease that DOES cause
death quickly.
⫸ What does the natural evolution of a microbe operate on? Answer:
The natural evolution of a microbe operates on its spreading capacity.
NOT the ability to cause disease
⫸ What does microbial natural selection favour? Answer: Microbial
natural selection favours less or non-violent microbes.
⫸ Which kind of microbes can live in a host WITHOUT causing
damage? Answer: Microbes that are well-adapted to its host
⫸ What epidemics were caused by microbes? Answer: - Small Pox
- Bubonic Plague
- Spanish Influenza
⫸ What were the three causes that moved society away from
Infectious Diseases? Answer: - Better Sanitation
- Vaccines
- Antibiotics
,⫸ Why will society never be clear of infectious diseases? Answer: -
development of drug resistant strains
- outbreaks of existing diseases
- New disease causing agents
⫸ What does Dr. Margret Chan believe will happen in the future?
Answer: -We risk entering a post-antibiotic era
- this will cause an end to modern medicine
⫸ What is Necrotizing Fasciitis Answer: Flesh eating Disease
⫸ Who is to blame for the development of Drug-resistant strains?
Answer: - Farmers
- Health Workers
- Patients
- Hospitals
⫸ What is the man/wild life origin of these dieseases
1) AIDS
2) Saars
3) West Nile Virus (WNV)
4) Influenza
5) Monkey Pox Answer: Man Made Wild Life
1) Sexual Activity, Drug addiction, Chimpanzee (SIV)
, Blood
2) Restaurants, Hotels, Hospitals Bats, Palm civet
3) Tires from Africa Wild Birds
4) Poultry Farms Wild Aquatic Birds
5) Pet Retailers and Stores Wild Rodents in Africa
⫸ What is Bioterrorism? Answer: The intentional release of bacteria
or toxins for the purpose of harming or killing
⫸ Why was the eradication of small pox so successful? Answer: -
very good vaccine
- only has one host: humans
3) Very clear symptoms
⫸ What are the factors affecting the emergence of disease? Answer:
- Microbial Adaptation
-Drug Resistance
-Human Behaviour
- International Travel
- Sexual Activity
