MCQs For NCERT Class 11 Biology Chapter 20 Locomotion and Movement

Please refer to the MCQ Questions for Class 11 Biology Chapter 20 Locomotion and Movement with Answers. The following Locomotion and Movement Class 11 Biology MCQ Questions have been designed based on the latest syllabus and examination pattern for Class 11. Our experts have designed MCQ Questions for Class 11 Biology with Answers for all chapters in your NCERT Class 11 Biology book.

Locomotion and Movement Class 11 MCQ Questions with Answers

See below Locomotion and Movement Class 11 Biology MCQ Questions, solve the questions and compare your answers with the solutions provided below.

Question. The hand contains_____ carpals (wrist bones), metacarpals, and phalanges
(a) 14,5,8
(b) 5,8,14
(c) 8,5,14
(d) 1,5,5

Question. The shoulder blade is large triangular bone situated in the dorsal part of thorax between the 2nd and 7th ribs. It is called
(a) Clavicle
(b) Ilium
(c) Scapula
(d) Carpals

Question. Which of the following is the longest bone in human?
(a) Radius
(b) Tibia
(c) Femur
(d) Clavicle

Question. A cup shaped bone covering knee ventrally is called
(a) Coneiform
(b) Tarsal
(c) Patella
(d) Carpal

Question. Pelvic girdle is composed____ coxal bones
(a) 3
(b) 2
(c) 4
(d) 5

Question. Two halves of pelvic girdle articulate ventrally at fibrocartilaginous joint called
(a) Pubic symphysis
(b) Synchodroses
(c) Gamphoses
(d) Sutures

Question. In the middle lateral side a cup shaped cavity or acetabulum is present in the region of union of
(a) Ilium and ischium
(b) Ilium and pubis
(c) Ilium, ischium and pubis
(d) Ischium and pubis

Question. Force generated by the muscle is used to carry out movement through joints. In this case joints act as
(a) Frenulum
(b) Clavicle
(c) Ligament
(d) Fulcrum

Question. Joint between bones in the form of sutures of human skull is
(a) Hinge joint
(b) Synovial joint
(c) Cartilaginous joint
(d) fibrous joint

Question. A disease associated with joints
(a) Glaucoma
(b) Arthritis
(c) Paget’s disease
(d) Homer’s syndrome

Question. Which of the following pair shows the correct characteristics with an example of a synovial joint in humans?
Characteristics   Examples
(a) Fluid filled between – Skull bones two joints, provides cushion
(b) Fluid filled synovial – Joint between atlas and axis bones cavity between two 
(c) Lymph filled between – Gliding joint between two bones, limited movement carpals
(d) Fluid cartilage – Knee joint between two bones, limited movements

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

Column I  (Type of synovial joint)	Column II (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

Question. Which of the following option shows the correctly matched bones (given in column I) with its pair (given in column II)?

Column-I	Column-II
A. Carpals	I. Bones that form the fingers and toes
B. Tarsals	II. Bones that form wrist
C. Phalanges	III. Bones that form the palms of the hands
D. Metatarsals	IV. Bones that form the ankles

(a) A – II, B – IV, C – I, D – III
(b) A – I, B – II, C – III, D – IV
(c) A – III, B – II, C – IV, D – I
(d) A – IV, B – I, C – III, D – II

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

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

Question. Which of the following human skeletal parts are correctly matched with their respective category?
Pairs of skeletal parts  Category
A. Humerus and ulna – Appendicular skeleton
B. Malleus and stapes – Ear ossicles
C. Sternum and ribs – Axial skeleton
D. Clavicle and glenoid – Pelvic girdle
cavity
(a) A and B only
(b) A, B and C only
(c) A, B, and D only
(d) All of the above

Question. Match the name of bone given in column I with their numbers given in column II.

Column-I	Column-II
A. Thoracic	I. 8
B. Wrist bones	II. 2 pairs
C. False ribs	III. 12
D. Metatarsal	IV. 3 pairsE. Skull (cranial & facial)
	V. 26
	VI. 5
	VII. 22

A B C D E
(a) I VI II V III
(b) III I IV VI VII
(c) I VII III V II
(d) II V VI I IV

Question. Which of the following match is incorrect?
(a) 8th, 9th and 10th pairs of ribs – do not articulate directly with the sternum but join the sixth rib with the help of hyaline cartilage.
(b) Glenoid cavity – articulates with the head of the humerus to form the shoulder joint.
(c) Fibrous joint – flat skull bones which fuse end-toend with the help of dense fibrous connective tissues in the form of sutures, to form the cranium.
(d) Increase in Ca++ level – leads to the binding of calcium with a subunit of troponin on actin filaments and thereby remove the masking of active sites for myosin

Question. Which of the following represents the correct order of vertebral regions from superior to inferior?
I. Sacrum
II. Thoracic
III. Cervical
IV. Lumbar
V. Coccyx
(a) I – II – III – IV – V
(b) II – IV – I – III – V
(c) IV – I – II – V – I
(d) III – II – IV – I – V

Question. In which option the number of bones of two corresponding parts are not the same?
(a) Thigh and upper arm
(b) Sole and palm
(c) Ankle and wrist
(d) Leg and arm

Question. The intercalated discs of________ muscle________.
(a) smooth; provide strong mechanical adhesion and rapid electrical communication
(b) skeletal; are the basis for all voluntary muscle action
(c) skeletal; make possible both fast twitches and slow twitches
(d) cardiac; provide strong mechanical adhesion and rapid electrical communication

Question. Convexity of one bone articulate with concavity of other bone in
(a) pivot joint
(b) hinge joint
(c) gliding joint
(d) ball and socket joint

Question. All or None law is associated with
(a) skeletal muscle fibre
(b) neuron
(c) cardiac muscle fibres
(d) all of the above

Question. Long uninucleate muscles are found in
(a) diaphragm
(b) alimentary canal
(c) tongue
(d) eye

Question. What is the correct order that a motor nerve impulse travels when triggering a muscle contraction?
(a) Motor nerve→ synaptic cleft→ sarcolemma→ sarcoplasmic reticulum→ troponin.
(b) Motor nerve→ synaptic cleft→ sarcolemma→ troponin→ sarcoplasmic reticulum.
(c) Motor nerve→ sarcoplasmic reticulum→ synaptic cleft→ sarcolemma→ troponin.
(d) Motor nerve→ sarcolemma→ sarcoplasmic reticulum→ synaptic cleft→ troponin.

Question. There are three blanks in the following statement. Mark the correct option having suitable words for filling the blanks.
The thin filaments of myofibril contain ……. ‘A’……actin and two filaments of ……. ‘B’……protein along with ……. ‘C’……protein for masking binding site for myosin. ‘A’ ‘B’ ‘C’
(a) 1F troponin tropomyosin
(b) 1F tropomyosin troponin
(c) 2F troponin tropomyosin
(d) 2F tropomyosin troponin

Question. Muscle A and muscle B are of the same size, but muscle A is capable of much finer control than muscle B. Which one of the following is likely to be true for muscle A?
(a) It contains fewer motor units than muscle B.
(b) It has larger sarcomeres than muscle B.
(c) It is controlled by more neurons than muscle B.
(d) It is controlled by fewer neurons than muscle B.

Question. A cricket player is fast chasing a ball in the field. Which one of the following groups of bones are directly contributing in this movement?
(a) Femur, malleus, tibia, metatarsals
(b) Pelvis, ulna, patella, tarsals
(c) Sternum, femur, tibia, fibula
(d) Tarsals, femur, metatarsals, tibia

Question. The H-zone in the skeletal muscle fibre is due to
(a) The central gap between myosin filaments in the A-band.
(b) The central gap between actin filaments extending through myosin filaments in the A-band.
(c) Extension of myosin filaments in the central portion of the A-band.
(d) The absence of myofibrils in the central portion of A-band.

Question. Eye-lid muscles have
(a) thick fibres with abundant mitochondria.
(b) thick fibres without myoglobin.
(c) thin fibres with myoglobin.
(d) thin fibres with lesser mitochondria.

Question. Which of the following is not exclusively supplied with involuntary muscles?
(a) Muscles of iris
(b) Muscles of the ducts of gland
(c) Muscles of urethra
(d) Muscular coats of blood vessel

Question. Muscles of alimentary canal are mainly
(a) striated and myogenic
(b) striated and neurogenic
(c) unstriated and neurogenic
(d) unstriated and myogenic

Question. Which of the following structures is correctly organized from large to small?
(a) Muscle, Muscle cell, Myofibril, Sarcomeres, Filaments.
(b) Muscle, Muscle fibres, Sarcomeres, Filaments, Myofibrils.
(c) Muscle, Sarcolemma, Myofibrils, Actin filaments, Myosin filaments.
(d) Muscle cells, Myofibrils, Filaments, Sarcoplasm.

Question. Given below are some events which occur during muscle contraction.
i. ATP is hydrolyzed.
ii. Myosin heads bind to actin.
iii. Hemoglobin concentration in muscle fibers increases.
iv. Calcium concentration in the sarcomere increase.
v. I bands shorten and H zones disappear. Select the correct events which occur during muscle contraction.
(a) i only
(b) ii, iii & iv only
(c) i, ii, iv & v only
(d) All of these.

Question. The striations that give skeletal muscle its characteristic striped appearance are produced by
(a) the T tubules.
(b) sarcoplasmic reticulum.
(c) arrangements of myofilaments.
(d) a difference in the thickness of sarcolemma.

Question. What will happen if the sarcoplasmic reticulum of the muscle fibres is damaged?
(a) Binding of ATP to actin will be affected.
(b) Release of inhibition on Z discs will stop.
(c) Exposure of myosin binding sites on the actin will be affected.
(d) Transmission of action potential along the sarcolemma will increase.

Question. Lubrication occurs at hinge joints which need to be able to move without friction. Which one of the following substances aids lubrication?
(a) Cartilage
(b) Ligament
(c) Synovial fluid
(d) Connective tissue

Question. Muscle contraction is triggered
(a) when high levels of oxygen and sugar are released by the sarcolemma.
(b) when a surplus of ATP is released by a nerve motor unit.
(c) by release of a neurotransmitter at a synapse that directly causes actin and myosin to slide.
(d) by the nerve releasing a neurotransmitter, which triggers a flow of calcium that attaches to actin filaments and exposes the myosin binding sites.

Question. The joint between _____(i)____ and _____(ii)_____ forms ball and socket joint.
(a) (i) – Humerus, (ii) – Ulna
(b) (i) – Humerus, (ii) – Scapula
(c) (i) – Ulna, (ii) – Radius
(d) (i) – Ulna, (ii) – Scapula

Question. Which of the following is not the function of skeleton?
(a) It allows movement.
(b) It supports the body.
(c) It connects muscle to joints.
(d) It protects the internal part of the body.

Question. A student was given sample of two muscles marked as 1 and 2. When he compared the muscles he found that muscle 1 contains large amount of myoglobin and utilize large mount of stored oxygen for ATP production whereas muscle 2 contains few myoglobin, mitochondria and high sarcoplasmic reticulum. Identify the correct conclusion regarding the uscle 1 and 2 from the option given below.
(a) Both the muscles are called aerobic muscles.
(b) Both the muscles are called red fibers and depend on aerobic process for energy.
(c) Muscle 1 is called white fibers and whereas muscle 2 depends on aerobic process for energy.
(d) Muscle 1 is called red fibers and aerobic muscles whereas muscle 2 is called white fibers and depend on anaerobic process for energy.

Question. “X” is a large triangular flat bone situated in the dorsal part of the thorax between the “Y” and the seventh ribs. Identify “X” and “Y”.
(a) X – Patella ; Y – Third
(b) X – Clavicle ; Y -Eight
(c) X – Scapula ; Y – Sixth
(d) X – Scapula ; Y – Second

Question. A person is suffering from an age related disorder “X”. X is characterized by decreased bone mass and increased chances of fractures. Identify X and its common cause.
(a) Tetany, Increased levels of estrogen
(b) Osteoporosis, Decreased levels of estrogen
(c) Myasthenia gravis, Decreased levels of estrogen
(d) Muscular dystrophy, Increased levels of estrogen

Question. Lack of relaxation between successive stimuli in sustained muscle contraction is known as
(a) tetanus
(b) tonus
(c) spasm
(d) fatigue

Question. Sliding filament theory can be best explained as
(a) actin and myosin filaments do not shorten but rather slide pass each other
(b) when myofilaments slide pass each other, myosin filaments shorten while actin filaments do not shorten
(c) when myofilaments slide pass each other actin filaments shorten while myosin filaments do not shorten
(d) actin and myosin filaments shorten and slide pass each other. 

Question. Stimulation of a muscle fibre by a motor neuron occurs at
(a) the neuro-muscular junction
(b) the transverse tubules
(c) the myofibril
(d) the sacroplasmic reticulum.

Question. Calcium is important in skeletal muscle contraction because it
(a) binds to troponin to remove the masking of active sites on actin for myosin
(b) activates the myosin ATPase by binding to it
(c) detaches the myosin head from the actin filament
(d) prevents the formation of bonds between the myosin cross bridges and the actin filament.

Question. Name the ion responsible for unmasking of active sites for myosin for cross-bridge activity during muscle contraction.
(a) Calcium
(b) Magnesium
(c) Sodium
(d) Potassium

Question. The type of muscle present in our
(a) heart is involuntary and unstriated smooth muscle
(b) intestine is striated and involuntary
(c) thigh is striated and voluntary
(d) upper arm is smooth muscle and fusiform in shape.

Question. The contractile protein of skeletal muscle involving ATPase activity is
(a) troponin
(b) tropomyosin
(c) myosin
(d) α-actinin.

Question. Which statement is correct for muscle contraction?
(a) Length of H-zone decreases.
(b) Length of A-band remains constant.
(c) Length of I-band increases.
(d) Length of two Z-line increases. 

Question. What is sarcomere?
(a) Part between two H-line
(b) Part between two A-line
(c) Part between two I-band
(d) Part between two Z-line

Question. The H-zone in the skeletal muscle fibre is due to
(a) the central gap between actin filaments extending through myosin filaments in the A-band
(b) extension of myosin filaments in the central portion of the A-band
(c) the absence of myofibrils in the central portion of A-band
(d) the central gap between myosin filaments in the A-band. 

Question. The functional unit of contractile system in striated muscle is
(a) sarcomere
(b) Z-band
(c) cross bridges
(d) myofibril.