(A) Forms a gelatinous matrix
(B) Derives energy from enamel constituents
(C) Metabolizes substrate from saliva
(D) Lives symbiolically with lactobacillus

(A) Exist regularly in the dental plaque
(B) Be lethal for gnotobiotic animals
(C) Produce extracellular amylopectins
(D) Produce intracellular dextrans

(A) Fructose
(B) Glucose
(C) Sucrose
(D) Lactose

(A) Negligence in visiting the dentist
(B) Frequency of sucrose intake
(C) Rapid growth
(D) Carelessness in oral hygiene habits

(A) Advancing bacteria
(B) Pioneer bacteria
(C) Microcosm
(D) Anaerobic bacteria

(A) Veillonella
(B) Lactobacilli
(C) Streptococci
(D) Bateroides

(A) Significant decrease in number of oral bacteria
(B) Shift towards more acidogenic microflora
(C) Significant increase in number of oral bacteria
(D) Shift towards more aerobic microflora

(A) Destructive potential of lactobacillus acidophilus
(B) Destructive potential of streptococcus mutans
(C) Lateral spread of caries along DE junction and weakening of the outer covering enamel
(D) Mastectomy force and unrelated to the extent of carious process

(A) Frequency of sugar intake
(B) Physical form of sugar
(C) Ph of Plaque
(D) Quantity of sugar intake

(A) Fimbriae
(B) Flagella
(C) Cilia
(D) Pseudopodia