CBSE Class 11 Biology Locomotion and Movement MCQs Set G

Question: Which of the following is not part of axial skeleton?
a) Sacrum
b) Sternum
c) Mandible
d) Humerus
Answer: d

Question: Elbow joint is an example of
a) hinge joint
b) gliding joint
c) ball and socket joint
d) pivot joint
Answer: a

Question: Hyoid bone is located
a) at the top of the buccal cavity.
b) at the floor of the buccal cavity.
c) in front of the skull.
d) behind the skull.
Answer: b

Question: The axon terminals of a nerve cell and the sarcolemma of a skeletal muscle cell join at the
a) motor unit
b) synaptic cleft
c) action potential
d) neuromuscular junction
Answer: d

Question: An example of gliding joint is
a) humerus and glenoid cavity
b) femur and tibio-fibula
c) occipital condyle and odontoid process
d) zygapophyses of adjacent vertebrae
Answer: d

Question: Number of floating ribs in human body is
a) two pairs
b) three pairs
c) five pairs
d) six pairs
Answer: a

Question: Glenoid cavity is found in
a) pelvic girdle
b) skull
c) pectoral girdle
d) sternum
Answer: c

Question: The joint in our neck which allows us to rotate our head left to right is
a) pivot joint
b) hinge joint
c) saddle joint
d) ellipsoid joint
Answer: a

Question: Part of the body having a single pair of bones is called
a) pelvic girdle
b) external ear
c) wrist
d) lower jaw
Answer: a

Question: Which of the following is an autoimmune disorder?
a) Myasthenia gravis
b) Osteoporosis
c) Muscular dystrophy
d) Gout
Answer: a

Statement Type Questions

Question: According to the sliding filament theory of muscle contraction,
a) actin binds ATP and breaks it apart as actin pulls against myosin.
b) calcium ions are released from myosin as the filaments slide by.
c) the thick and thin filaments do not change length during this process.
d) all of the above
Answer: c

Question: During muscle contraction,
a) chemical energy is changed to electrical energy.
b) mechanical energy is changed to chemical energy.
c) chemical energy is changed to physical energy.
d) chemical energy is changed to mechanical energy.
Answer: d

Question: Which of the following statement is correct?
a) All striated muscles are voluntary.
b) Visceral muscles are faintly striated.
c) Cardiac muscles are not striated.
d) All non-striated muscles are involuntary.
Answer: d

Question: Which one of the following is the correct description of certain part of a normal human skeleton?
a) Parietal bone and the temporal bone of the skull are joined by fibrous joint.
b) First vertebra is axis which articulates with the occipital condyles.
c) The 9th and 10th pairs of ribs are called the floating ribs.
d) Glenoid cavity is a depression to which the thigh bone articulates.
Answer: a

Question: Which of the following is not the feature of red muscle fibres?
a) They have plenty of mitochondria.
b) They have high content of myoglobin.
c) They have high amount of sarcoplasmic reticulum.
d) They are called aerobic muscles.
Answer: c

Question: Select the correct statement with respect to locomotion in humans.
a) Accumulation of uric acid crystals in joints causes their inflammation.
b) The vertebral column has 10 thoracic vertebrae.
c) The joint between adjacent vertebrae is a fibrous joint.
d) The decreased level of progesterone causes osteoporosis in old people.
Answer: a

Assertion/Reason Type Questions

In the following questions, a statement of Assertion is followed by a statement of Reason.
(a) If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
(b) If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
(c) If Assertion is true but Reason is false.
(d) If both Assertion and Reason are false.

Question: Assertion-: Knee joint is an example of hinge joint.
Reason : Femur, patella and fibula are associated with knee joint.
Answer: d

Question: Assertion : Recurrent activation of the muscles will become fatigue.
Reason : Anaerobic breakdown of glycogen in the muscles can lead to the accumulation of lactic acid.
Answer: a

Question: Assertion : Ball and socket joints are the most mobile joints.
Reason : Synovial fluid is present here
Answer: b

Matching Type Questions

Question: Three of the following pairs of the human skeletal parts are correctly matched with their respective inclusive skeletal category and one pair is not matched. Identify the non-matching pair.
Pairs of skeletal -parts Category
(a) Sternum and ribs – Axial skeleton
(b) Clavicle and glenoid – Pelvic girdle cavity
(c) Humerus and ulna – Appendicular skeleton
(d) Malleus and stapes – Ear ossicles
Answer: b

Question: Which of the following pairs of joints and its location is correctly matched?
(a) Hinge joint – Between vertebrae
(b) Gliding joint – Between zygapophyses of the successive vertebrae
(c) Cartilaginous joint– Skull bones
(d) Fibrous joint – Between phalanges
Answer: b

Question: Match column I (types of synovial joints) with column II (bones involved) and choose the correct option.

Column I                                            Column II
(Type of synovial joint)                      (Bone involved)

A. Ball and Socket joint                    I. Carpal and metacarpal of thumb
B. Hinge joint                                  II. Humerus and pectoral girdle
C. Pivot joint                                   III. Knee
D. Saddle joint                                 IV. Atlas and axis
(a) A – I; B – II; C – III; D – IV
(b) A – II; B – III; C – IV; D – I
(c) A – III; B – I; C – IV; D – II
(d) A – IV; B – III; C – II; D – I
Answer: b

Question: Match the column I with column II and select the correct option.

Column-I                                                          ​​​​​​​                   ​​​​​​​Column-II
A. Striated appearance of myofibril                          I. Distribution pattern of actin and myosin
B. Store house of calcium ions                               II. Sarcoplasmic reticulum
C. Energy released from ATP hydrolysis                III. Helps myosin head to bind to exposed active sites on actin to form a cross bridge
D. Globular head of meromyosin                           IV. Active ATPase enzyme and has binding sites for ATP and active sites for actin.
A B C D
(a) I II III IV
(b) III I IV II
(c) II I III IV
(d) III IV II I
Answer: a

Question: Which of the following functional characteristics of muscle is correctly matched with its appropriate descriptive term?
I. Elasticity- Ability of a muscle fibre to recoil and resume its resting length after being stretched.
II. Excitability- Ability to respond to any change in the environment (inside or outside the body)
III. Extensibility- Ability to be stretched
IV. Contractility- Ability to shorten forcibly when adequately stimulated
(a) I and III only
(b) II and IV only
(c) I, II, and III only
(d) All of these
Answer: d