Biology Practice: The Digestive System (Mock Test 2 - Intermediate)
1. Which of the following nutrients are classified as "Micronutrients" because they are required in smaller quantities?
2. Some bacteria and algae use chemical energy instead of sunlight to make food. This is called:
3. What is the dental formula for permanent teeth in an adult human?
4. Which specific part of the tooth contains the blood capillaries and nerves?
5. The bone-like material at the root that holds the tooth firmly in the socket is called:
6. Salivary Amylase is responsible for digesting up to 30% of _________ in the mouth.
7. Why is the epiglottis important during the process of swallowing?
8. After being mixed with gastric juices in the stomach, food becomes a semi-liquid mass called:
9. Which enzyme in the stomach is specifically responsible for digesting milk proteins in infants?
10. The role of 'Mucous' secreted by the stomach lining is to:
11. In the stomach, the enzyme Pepsin breaks down proteins into:
12. Bile juice is essential for digestion because it breaks down ________ into smaller droplets.
13. Which gland secretes a juice containing Trypsin, Amylase, and Lipase?
14. The final products of protein digestion in the small intestine are:
15. The process of using absorbed nutrients for storage or energy within the cells is called:
16. Why are the incisors of herbivores like rabbits very sharp?
17. Which organ is capable of regenerating itself and weighs about 1.6 kg?
18. The "J-shaped" widest part of the Alimentary Canal is the:
19. Maltase and Lactase enzymes are found in which digestive juice?
20. In the activity with parchment tubes, the water surrounding the tubes represents: