Support and movement – Online MCQs Test – Biology MCAT

1. Exoskeleton in Diatoms is made up of:

2. Bones of the skull are joined by.

3. The limb bones first appeared in.

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

5. Each myosin filament Is surrounded by:

6. Troponin can bind to all of the following except:

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

8. Brain box is made up of _______ bones to protect the brain.

9. Cytoplasmic streaming is called:

10. The muscle band that remains unchanged during contraction and relaxation of the skeletal muscle is:

11. Sarcomere is the part between two:

12. Which of the following does not occur in a muscle during contraction?

13. The lower two pairs of ribs are:

14. Bone which forms a ball and socket joint with scapula is:

15. Joint present in elbow is:

16. The outer most layer of thin walled cells of young stem is:

17. Simplest skeleton found in soft bodies invertebrates is:

18. Spinal cord consists of _____ vertebrae.

19. The 12 vertebrae in the second curve of vertebral column are known as:

20. An action potential in a muscle fiber causes the release of calcium ions from