19. The word "helminth" is derived from the Greek word "helmins" which means
A. Body
B. Parasite
C. Stalagmite
D.
Worm
20. These microorganisms' food supply is a living plant or animal.
A. Bacteria
B. Parasite
C. Pathogens
D.
Rickettsiae
21. An organism that causes disease in humans or other animals and derives its
nourishment from its host.
A. Fungi
B. Parasitic Worms C. Protozoa
D.
Viruses
22. They are tiny microorganisms which cause common diseases.
A. Bacteria
B. Parasite
C. Pathogens
D.
Rickettsiae
23. These single-celled organisms are larger than bacteria which have a
complex cellular structure.
A. Fungi
B. Parasitic Worms C. Protozoa
D.
Viruses
24. Simple organisms that cannot make their own food is called
A. Fungi
B. Parasitic Worms C. Protozoa
D.
Viruses
25. The plant or animal that the parasite feeds on is called
A. Host
B. Parasite
C. Saprophyte
D.
Stalagmite​