Biology Support and Movements Online Mcqs Test

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Question 1

1. Which protein is responsible for muscle contraction?

Answer

Hemoglobin

Question 2

2. In skeletal muscles, the light band is also called:

Question 3

3. What type of movement is allowed by a ball and socket joint?

Answer

Rotational and multi-directional

Answer

Back-and-forth only

Answer

Linear only

Answer

Side-to-side only

Question 4

4. Which part of the skeletal muscle fiber contains actin filaments?

Question 5

5. Cardiac muscles are found in:

Answer

Stomach wall

Answer

Blood vessels

Question 6

6. Which structure surrounds individual muscle fibers?

Answer

Endomysium

Answer

Sarcoplasmic reticulum

Answer

Perimysium

Question 7

7. What structure anchors actin filaments in a sarcomere?

Question 8

8. Which of the following muscles is involuntary and non-striated?

Answer

Smooth muscle

Answer

Skeletal muscle

Answer

Intercostal muscle

Answer

Cardiac muscle

Question 9

9. The sliding filament theory explains:

Answer

Bone growth

Answer

Muscle relaxation

Answer

Muscle contraction

Answer

Joint movement

Question 10

10. Which of the following structures is made up of actin and myosin?

Answer

Bone matrix

Question 11

11. What is the function of synovial fluid?

Answer

Lubricates joints

Answer

Builds muscles

Answer

Forms cartilage

Answer

Connects bones

Question 12

12. Which joint is responsible for rotation of the head?

Answer

Ball and socket

Question 13

13. What is a motor unit?

Answer

A motor neuron and all muscle fibers it controls

Answer

A type of synovial joint

Answer

A single muscle fiber

Answer

A muscle plus its blood vessels

Question 14

14. Which type of tissue connects bones to bones?

Question 15

15. Which of the following is a symptom of arthritis?

Answer

High blood pressure

Answer

Muscle paralysis

Answer

Joint swelling and stiffness

Answer

Hearing loss

Question 16

16. What connects muscle to bone?

Answer

Synovial fluid

Question 17

17. The tough outer membrane of bone is called:

Answer

Periosteum

Question 18

18. Which of the following joints is found in the shoulder?

Answer

Ball and socket joint

Answer

Pivot joint

Answer

Saddle joint

Answer

Hinge joint

Question 19

19. What is the smallest functional unit of a skeletal muscle?

Answer

Muscle fiber

Question 20

20. Which muscle type has intercalated discs?

Question 21

21. Which type of muscle shows both striations and branching?

Answer

Cardiac muscle

Answer

Skeletal muscle

Answer

Smooth muscle

Answer

Voluntary muscle

Question 22

22. Which condition involves inflammation of joints?

Answer

Osteoporosis

Question 23

23. Which enzyme breaks down acetylcholine at the neuromuscular junction?

Answer

Acetylcholinesterase

Question 24

24. Which protein binds to actin to block binding sites in a resting muscle?

Answer

Actin itself

Answer

Tropomyosin

Question 25

25. The middle part of a sarcomere is called the:

Question 26

26. Which joint is found at the elbow?

Answer

Ball and socket

Question 27

27. Which of the following is the longest type of muscle cell?

Answer

Intercostal

Question 28

28. A disorder that results in loss of bone density is:

Answer

Osteoporosis

Question 29

29. What is the role of ATP in muscle contraction?

Answer

Detaches myosin from actin

Answer

Builds muscle tissue

Answer

Breaks down calcium

Answer

Produces heat

Question 30

30. Which of the following ions is essential for muscle contraction?

Question 31

31. Which of the following is not a function of cartilage?

Answer

Connecting muscles to bones

Answer

Shock absorption

Answer

Reducing friction in joints

Answer

Providing flexible support

Question 32

32. Which muscle type is non-striated?

Answer

Both A and B

Question 33

33. The region where a motor neuron meets a muscle fiber is called:

Answer

Motor unit

Answer

Neuromuscular junction

Question 34

34. Which type of joint is found in the thumb?

Answer

Pivot joint

Answer

Hinge joint

Answer

Saddle joint

Answer

Ball and socket joint

Question 35

35. Which of the following is true about smooth muscles?

Answer

Found in heart only

Answer

They are voluntary

Answer

Always multinucleated

Answer

They are non-striated and involuntary

Question 36

36. Which component of skeletal muscle stores calcium?

Answer

Mitochondria

Answer

Sarcoplasmic reticulum

Question 37

37. Which type of arthritis is an autoimmune disease?

Answer

Rheumatoid arthritis

Answer

Osteoarthritis

Answer

Septic arthritis

Question 38

38. Which type of joint allows movement in only one plane?

Answer

Ball and socket

Question 39

39. Which connective tissue layer surrounds a bundle of muscle fibers?

Answer

Endomysium

Answer

Perimysium

Question 40

40. Which muscle type is multinucleated?

Answer

All muscles

Question 41

41. Which of the following muscles works involuntarily and is striated?

Question 42

42. Which joint allows rotation of the forearm?

Answer

Ball and socket

Question 43

43. Which of the following is a freely movable joint?

Answer

Fibrous joint

Answer

Cartilaginous joint

Answer

Fixed joint

Answer

Synovial joint

Question 44

44. What is the role of the Z-line in muscle contraction?

Answer

It joins myosin heads

Answer

It breaks down ATP

Answer

It anchors thin filaments

Answer

It stores calcium

Question 45

45. During muscle contraction, calcium binds to:

Question 46

46. What are intercalated discs?

Answer

Gaps in skeletal muscle

Answer

Sites of calcium storage

Answer

Structures connecting cardiac muscle cells

Answer

Junctions between smooth muscle cells

Question 47

47. What is a gliding joint?

Answer

A joint allowing hinge-like motion

Answer

A joint allowing side-to-side and back-and-forth motion

Answer

A joint with complete rotation

Answer

A fixed joint

Question 48

48. Which muscle type is found in the walls of internal organs?

Question 49

49. Which muscle type is voluntary?

Answer

All of the above

Question 50

50. Which of the following is a disease affecting joints, causing pain and inflammation?

Answer

Dermatitis

Answer

Bronchitis

Question 51

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Total Questions:	50
Time Allowed:	25 Minutes
Total Marks:	50
How to Attempt Test:	Please choose the right Option in MCQ-type question.
Test Helpful For:	Biology Test MDCAT Test FPSC/PPSC/SPSC/KPPSC/BPSC/AJKPSC/NTS Biology Interview Question Answer Universities Entrance Test

Biology Support and Movements Online Mcqs Test

Important Biology Support and Movements Question and Answer

Biology Support and Movements Practice Test Online With Explanation

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How to Score High in Biology Support and Movements Online Mcqs Test?

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Umaima Harmain Rao

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Important Biology Support and Movements Question and Answer

Biology Support and Movements Practice Test Online With Explanation

Uncategorized

How to Score High in Biology Support and Movements Online Mcqs Test?

Key Preparation Tips:

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Umaima Harmain Rao

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