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AIIMS2002ZoologyDigestion and Absorption

Which of the following digestive juices has the minimum pH value?

Options

  1. ABile
  2. BGastric juice
  3. CSaliva
  4. DPancreatic juice

Correct answer

B. Gastric juice

Step-by-step solution

Bile is an alkaline viscous fluid, yellow to green in colour and having a pH of 7.8-8.6. Saliva is secreted by salivary gland and its pH is about 6.8 . Gastric juice is secreted by the gastric gland in stomach and its pH value is 1-2.5 and pancreatic juice is colourless watery fluid and slightly alkaline. Its pH is 7.5-8.0 . Therefore gastric juice has minimum pH value.

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