5th

Question 1

➢the scientific study of parasitic protozoa and worms

Answer 1

parasitology

Question 2

An organism that derives nutrients from a living
host.

Answer 2

parasite

Question 3

an organism infected by a pathogen

Answer 3

host

Question 4

Branch of biology concerned with identifying, naming, and classifying species

Answer 4

taxonomy

Question 5

*The scientific study of biological diversity and its classification

Answer 5

systematics

Question 6

rely on published species description, as well as on
studies of DNA, proteins, ecology, and geographical distribution to develop phylogenies of parasites

Answer 6

Systematists

Question 7

• The evolutionary history of a species or a group of related species

Answer 7

phylogeny

Question 8

• Study concerned with all ecological aspects of a disease to explain its
  transmission, distribution, prevalence, and incidence.

Answer 8

epidemiology

Question 9

A close association between organisms of two or
more species

Answer 9

symbiosis

Question 10

Organisms involved in symbiotic relationship
with other organisms

Answer 10

symbionts

Question 11

4 interactions of symbionts

Answer 11

• phoresis
• mutualism
• commensalism
• parasitism

Question 12

Form of symbiosis when the symbiont (phoront),
is mechanically carried about by its host. Neither
is physiologically dependent on the other

Answer 12

phoresis

Question 13

one organism benefits, and the other is unaffected

Answer 13

commensalism

Question 14

both organism benefit

Answer 14

mutualism