Initial pH of food vacuole during digestion in amoeba is____________?
Correct answer: B. 5.6
- A. 5.3
- B. 5.6
- C. 7.3
- D. 7.6Standardized & Admissions Tests
Explanation
The newly formed food vacuole in Amoeba is commonly described as having an initially acidic pH of about 5.6, which supports the activity of digestive enzymes. Students may choose 7.3 because they confuse the food vacuole with the approximately neutral pH of the surrounding cytoplasm.
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About Human Digestive System
The human digestive system breaks food into absorbable molecules through mechanical processing, enzyme action and chemical conditions along the alimentary canal. Questions cover the mouth, stomach, small and large intestines, liver, pancreas and associated secretions, including the digestion and absorption of carbohydrates, proteins, lipids, vitamins, minerals and water.
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