B:-angular bone loss
C:-pathologic migration
D:-tooth mobility
Correct Answer:- Option-D
Question49:-Chronic periodontitis is
A:-Age 8556012120
B:-Age related
C:-Gender associated
D:-Gender related
Correct Answer:- Option-A
Question50:-The key factor in both the development and treatment of furcation involvement is
A:-Root trunk length
B:-Cervical abrasion
C:-Proximal contact area
D:-Occlusal embrasure
Correct Answer:- Option-A
Question51:-The cell surface components or adhesive molecules of bacteria that interact with a variety of host components
and responsible for recognizing and binding to specific host cell receptors
A:-Cadherins
B:-Adhesins
C:-Cohesins
D:-Fimbriae
Correct Answer:- Option-B
Question52:-Thin aggregative fimbriae expressed on the outer surface of some Enterobacteriaceae such 85 Escherichia and
Salmonella which promote bactrial adhesion and invasion to host as well as biofilm formation

D:-Lectin
Correct Answer:- Option-B
Question53:-In the gingival epithelium the Keratinocytes are interconnected by structures on the cell periphery called
A:-Keratinosomes
B:-Melanosomes
C:-Desmosomes
D:-Lysosomes
Correct Answer:- Option-C
Question54:-Epithelium of gingival sulcus is
A:-Keratinised
B:-Parakeratinised
C:-Non keratinised
D:-Pseudo columnar
Correct Answer:- Option-C
Question55:-Connective Tissue of Gingiva is also known as
A:-Lamina lucida
B:-Lamina Propria
C:-Lamina densa
D:-Lamina limitans
Correct Answer:- Option-B
Question56:-A Gene mapping technique that tests whether one allele of a gene occurs more often in patients with the
disease than in subjects without disease
A:-Segregation analysis
B:-Genome wide analysis
C:-Candidate gene approach
D:-Twin study
Correct Answer:- Option-C
Question57:-The prevalance extent and severity of gingival recession
A:-Increases with age and more prevalent in males
B:-Increases with age and more prevalent in females
C:-Decreases with age and more prevalent in males
D:-Decreases with age and more prevalent in females