Support and movement – Online MCQs Test – Biology MCAT

1. Each myosin filament Is surrounded by:

2. A human endoskeleton is about _____% of the total body weight.

3. Spinal cord consists of _____ vertebrae.

4. Which of the following actions is caused by skeletal muscle?

5. Anabolic steroids have all these effects except

6. Muscles that straighten two bones at joints are called extensors. What is the name for muscles that cause two bones to bend at joints?

7. Ankle or wrist joint in an example of:

8. Number of Carpel bones in each wrist is:

9. Muscle protein that forms ATP during anaerobic conditions is:

10. When movement occurs due to faster growth on lower surface of the growing organ, it is known as:

11. Sudden involuntary contraction of striated muscles which Is caused by low level of calcium in the blood is:

12. Simple living tissue, elongated, irregularly thickened walls is:

13. Exoskeleton Is:

14. Cells of the cartilages are called:

15. Simplest skeleton found in soft bodies invertebrates is:

16. Movement takes place at:

17. Movements which occur due to external stimuli are known as:

18. Tissues, which are formed by the activity of vascular cambium and cork cambium are called.

19. Growth responses that result in curvatures of whole plant organs towards or away from stimuli is:

20. A single isolated contraction of the muscle fiber is called: