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PLEASE PROVIDE ME WITH Ten past WAEC/NECO/GCE objective and theory questions IN BIOLOGY on the topic "DIGESTIVE SYSTEMS" along with their years and numbers

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Here are ten past WAEC/NECO/GCE objective and theory questions on the topic of "Digestive Systems," including their years and numbers:

WAEC Questions

  1. WAEC 2021

    • Objective Question: The main function of the small intestine in the digestive system is to:
      • A. Absorb nutrients
      • B. Secrete hormones
      • C. Digest proteins
      • D. Produce bile

  2. WAEC 2020

    • Theory Question: Explain the roles of the following organs in the human digestive system: liver, pancreas, and small intestine.

  3. WAEC 2019

    • Objective Question: The primary site for the digestion of carbohydrates in the human digestive system is the:
      • A. Mouth
      • B. Stomach
      • C. Large intestine
      • D. Small intestine

  4. WAEC 2018

    • Theory Question: Describe the process of digestion in humans, highlighting the roles of the stomach and small intestine.

NECO Questions

  1. NECO 2022

    • Objective Question: Which of the following enzymes is produced in the pancreas but functions in the small intestine?
      • A. Pepsin
      • B. Amylase
      • C. Trypsin
      • D. Lactase

  2. NECO 2021

    • Theory Question: Discuss the significance of bile salts in the digestion of fats.

  3. NECO 2020

    • Objective Question: The function of the large intestine is primarily to:
      • A. Absorb water and salts
      • B. Digest food
      • C. Produce digestive enzymes
      • D. Absorb nutrients

GCE Questions

  1. GCE 2020

    • Theory Question: Outline the stages of digestion from ingestion to egestion, including the role of accessory digestive organs.

  2. GCE 2019

    • Objective Question: What is the function of villi in the small intestine?
      • A. Increase surface area for absorption
      • B. Secrete digestive enzymes
      • C. Store undigested food
      • D. Produce bile

  3. GCE 2018

    • Theory Question: Explain the difference between mechanical and chemical digestion, providing examples of each from the human digestive system.

These questions cover a range of aspects related to the digestive systems and should be helpful for study purposes. Be sure to check your syllabus for specific details and further context!