1. What type of skeleton do humans have?

2. Which of the following organisms has an exoskeleton?

3. What is the main component of the human endoskeleton?

4. Which type of skeleton is found in insects?

5. What material makes up the exoskeleton of arthropods?

6. Which of these animals has an endoskeleton?

7. Which of the following best describes an exoskeleton?

8. What provides flexibility in the human skeleton?

9. Which of the following is an advantage of an endoskeleton?

10. Which invertebrate shows characteristics of an internal skeleton?

11. What type of skeleton is most likely found in mollusks like snails?

12. Which type of joint allows movement in all directions?

13. The knee joint is an example of which type of joint?

14. Which of the following joints allows only rotation?

15. What type of movement occurs when you bend your elbow?

16. The joint between the skull and the first cervical vertebra is a:

17. Moving a limb away from the midline of the body is called:

18. Which type of joint is found in the wrist and ankle?

19. Which movement is the opposite of abduction?

20. The shoulder joint is an example of a:

21. The thumb joint is an example of which type of joint?

22. Which of the following is a key benefit of regular exercise on bones?

23. How does weight-bearing exercise affect bones?

24. Regular physical activity helps prevent which bone condition?

25. Which nutrient’s absorption is improved through exercise, benefiting bones?

26. Exercise helps joints by:

27. What type of exercise is best for strengthening bones?

28. Resistance training primarily benefits the skeletal system by:

29. Which hormone, increased during exercise, supports bone health?

30. How does exercise affect posture?