What type of microorganism is primarily responsible for causing tooth decay?

• Virus

• Fungus

• Bacteria

• Protists

Which layer of a tooth is the hardest and protects the inner structures?

• Dentine

• Pulp

• Enamel

• Cement

Which type of teeth are responsible for biting and cutting food?

• Molars

• Canines

• Premolars

• Incisors

What is the main function of the pulp in a tooth?

• Protection

• Nutrient supply

• Sensation

• All of the above

Which method of cooking is NOT recommended for reducing cholesterol?

• Baking

• Boiling

• Deep frying

• Grilling

Which of the following vitamins is water-soluble?

• Vitamin A

• Vitamin D

• Vitamin C

• Vitamin E

What is a common sign of tooth decay?

• Fresh breath

• Bleeding gums

• Sensitivity to hot and cold

• All of the above

Which group of teeth is primarily used for grinding food?

• Incisors

• Canines

• Premolars

• Molars

How does poor dental hygiene directly affect the mouth?

• It causes bad breath.

• It leads to cavities.

• It can result in gum disease.

• All of the above.

Which of the following is NOT a method of tooth replacement?

• Implant

• Bridge

• Crown

• Extraction