Download Mammals Unit Revision Questions

Mammals Unit Revision Questions
Write answers on your book
1. Give two examples of physical digestion.
2. Describe why physical digestion is necessary to make chemical digestion more efficient.
3. Describe one advantage of being ‘warm blooded’.
4. Name the three different types of teeth.
5. For each type of teeth:
a) draw a diagram
b) describe the function
6. Describe how and why herbivores and carnivores have different adaptations in terms of the
structures of their teeth and mouth area.
7. Name the three digestive enzymes.
8. For each digestive enzyme:
a) describe its function
b) describe its optimal condition
c) describe where in the body it can be found
9. Describe what happens to the food in the mouth.
10. Describe what peristalsis is and what it is for.
11. Describe what happens to the food in the stomach.
12. Describe why stomach acid is needed in the stomach.
13. Describe what happens to the food in the duodenum.
14. Describe what happens to the food in the ileum.
15. Draw a labelled diagram of a villus.
16. Describe how the villus aids the absorption of nutrients.
17. Describe the purpose of digestive system.
18. Describe the purpose of respiratory system.
19. Describe the three purposes of circulatory system.
20. Name two substances that are delivered to the cells, and describe where and how each substance is
acquired.
21. Name two substances that are removed from the cells.
22. Write down the respiration equation.
23. Describe what respiration is.
24. Describe why mammals need energy to survive.
Mammals Unit Revision Questions
Write answers on your book
1. Give two examples of physical digestion.
2. Describe why physical digestion is necessary to make chemical digestion more efficient.
3. Describe one advantage of being ‘warm blooded’.
4. Name the three different types of teeth.
5. For each type of teeth:
c) draw a diagram
d) describe the function
6. Describe how and why herbivores and carnivores have different adaptations in terms of the
structures of their teeth and mouth area.
7. Name the three digestive enzymes.
8. For each digestive enzyme:
d) describe its function
e) describe its optimal condition
f) describe where in the body it can be found
9. Describe what happens to the food in the mouth.
10. Describe what peristalsis is and what it is for.
11. Describe what happens to the food in the stomach.
12. Describe why stomach acid is needed in the stomach.
13. Describe what happens to the food in the duodenum.
14. Describe what happens to the food in the ileum.
15. Draw a labelled diagram of a villus.
16. Describe how the villus aids the absorption of nutrients.
17. Describe the purpose of digestive system.
18. Describe the purpose of respiratory system.
19. Describe the three purposes of circulatory system.
20. Name two substances that are delivered to the cells, and describe where and how each substance is
acquired.
21. Name two substances that are removed from the cells.
22. Write down the respiration equation.
23. Describe what respiration is.
24. Describe why mammals need energy to survive.