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GK QUESTION#3807

What is the main role of teeth in the process of digestion in humans?

  1. AThey release digestive enzymes
  2. BThey break and grind food into smaller piecesCorrect answer
  3. CThey produce digestive juices
  4. DThey absorb nutrients from food
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Answer

B. They break and grind food into smaller pieces

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Explanation

Teeth carry out mechanical digestion by cutting, tearing and grinding food. This increases the surface area available to digestive enzymes.

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