CBSE Class 11 Biology Locomotion And Movement Enrichment Worksheet Set 03

Locomotion and Movement MCQ Questions with Answers Class 11 Biology 

Question.  The heaviest and largest vertebrae are

(1) Thoracic

(2) Lumbar

(3) Cervical

(4) Sacral

Answer (2)

Question.Deltoid ridge is found in which one of the following bones?

(1) Radius

(2) Tibia

(3) Femur

(4) Humerus

Answer (4)

Question.Type of vertebrae in case of human is

(1) Amphiplatyan

(2) Procoelus

(3) Amphicoelus

(4) Heterocoelus

Answer (1)

Question.What would happen if ATP suddenly were not available after the sarcomere had started to shorten?

(1) Cross bridges would not be able to detach from actin

(2) Muscle would remain in a state of rigidity

(3) Muscle would relax immediately

(4) Both (1) & (2)

Answer (4)

Question.Which of the following are involved in the formation of acetabulum?

a. Ilium

b. Ischium

c. Pubis

(1) a & b only (2) b & c only (3) a & c only (4) a, b & c

Answer (4)

Question.Which one of the following is the correct description of a certain part of a normal human skeleton?

(1) Parietal bone and the temporal bone of the skull are joined by fibrous joint

(2) First vertebra is axis which articulates with the occipital condyles

(3) The 9th and 10th pairs of ribs are called the floating ribs

(4) Glenoid cavity is a depression to which the thigh bone articulates

Answer (1)

Question.Which of the following muscles are not under the voluntary control of nervous system?

(1) Pharynx

(2) Urinary bladder

(3) Anterior end of oesophagus

(4) Tongue

Answer (2)

Question.Mark the odd one w.r.t. girdle bones

(1) Clavicle

(2) Ischium

(3) Ileum

(4) Pubis

Answer (3)

Question.Lack of relaxation between successive stimuli in sustained muscle contraction is known as 

(1) Tonus

(2) Spasm

(3) Fatigue

(4) Tetanus

Answer (4)

Question.Which of the following joints would allow no movement?

(1) Ball and Socket joint

(2) Fibrous joint

(3) Cartilaginous joint

(4) Synovial joint

Answer (2)

Question.Sliding filament theory can be best explained as

(1) When myofilaments slide pass each other, Myosin filaments shorten while Actin filaments do not shorten

(2) When myofilaments slide pass each other Actin filaments shorten, while Myosin filament do not shorten

(3) Actin and Myosin filaments shorten and slide pass each other

(4) Actin and Myosin filaments do not shorten but rather slide pass each other

Answer (4)

Question.Obturator foramen is enclosed between

(1) Ilium, ischium and pubis

(2) Ischium and pubis

(3) Ilium and ischium

(4) Ilium and pubis

Answer (2)

Question.Glenoid cavity articulates

(1) Humerus with scapula

(2) Clavicle with acromion

(3) Scapula with acromion

(4) Clavicle with scapula

Answer (1)

Question. Select the correct matching of the type of the joint with its example in human skeletal system:

Type of joint Example

(1) Cartilaginous joint – Between frontal and parietal

(2) Pivot joint – Between third and fourth cervical vertebrae

(3) Hinge joint – Between humerus and pectoral girdle

(4) Gliding joint – Between carpals

Answer (4)

Question.Which of the following is not applicable to red muscle fibres when compared to white muscle fibres?

(1) Sustained contraction for long periods

(2) Rich in myoglobin

(3) Faster in contraction rate

(4) Rich in mitochondria

Answer (3)

Question.Select the correct statement with respect to locomotion in humans: 

(1) Accumulation of uric acid crystals in joints causes their inflammation.

(2) The vertebral column has 10 thoracic vertebrae

(3) The joint between adjacent vertebrae is a fibrous joint

(4) A decreased level of progesterone causes osteoporosis in old people

Answer (1)

Question.Olecranon fossa is present with

(1) Radius

(2) Ulna

(3) Humerus

(4) Femur

Answer (3)

Question. The H-zone in the skeletal muscle fibre is due to 

(1) The central gap between myosin filaments in the A-band

(2) The central gap between actin filaments extending through myosin filaments in the A-band

(3) Extension of myosin filaments in the central portion of the A-band

(4) The absence of myofibrils in the central portion of A-band

Answer (2)

Question.Select the correct match regarding the specific disorder of muscular or skeletal system

(1) Myasthenia gravis - Auto immune disorder which inhibits sliding of myosin filaments

(2) Gout - inflammation of joints due to extra deposition of calcium

(3) Muscular dystrophy - age related shortening of muscles

(4) Osteoporosis - decrease in bone mass and higher chances of fractures with advancing age

Answer (4)

Question.The type of muscles present in our 

(1) Thigh are striated and voluntary

(2) Upper arm are smooth muscle fibres fusiform in shape

(3) Heart are involuntary and unstriated smooth muscles

(4) Intestine are striated and involuntary

Answer (1)

Question.Elbow joint is an example of: 

(1) Hinge joint

(2) Gliding joint

(3) Ball and socket joint

(4) Pivot joint

Answer (1)

Question.Which one of the following items gives its correct total number? 

(1) Cervical vertebrae in humans - 8

(2) Floating ribs in humans - 4

(3) Amino acids found in proteins - 16

(4) Types of diabetes - 3

Answer (2)

Question.The contractile protein of skeletal muscle involving ATPase activity is

(1) Tropomyosin

(2) Myosin

(3) α-Actinin

(4) Troponin

Answer (2)

Question.Which of the following is not a function of the skeletal system? 

(1) Locomotion

(2) Production of erythrocytes

(3) Storage of minerals

(4) Production of body heat

Answer (4)

Question.Stimulation of a muscle fiber by a motor neuron occurs at 

(1) The neuromuscular junction

(2) The transverse tubules

(3) The myofibril

(4) The sarcoplasmic reticulum

Answer (1)

Question.An acromian process is characteristically found in the : 

(1) Pelvic girdle of mammals

(2) Skull of frog

(3) Pectoral girdle of mammals

(4) Sperm of mammals

Answer (3)

25. Source of Ca²⁺ for muscle contraction is both sarcoplasmic (endoplasmic) reticulum as well as extracellular fluid in case of

a. Skeletal muscles

b. Smooth muscles

c. Cardiac muscles

(1) a only

(2) b and c only

(3) a and c only

(4) b only

Answer (2)

Question.During muscle contraction, which of the following does not occur?

(1) No change in length of anisotrophic band

(2) Decrease in length of isotropic band

(3) No change in length of A band

(4) Decrease in length of actin myofilaments

Asnwer (4)

Question.Low Ca++ in the body fluid may be the cause of

(1) Gout

(2) Tetany

(3) Anaemia

(4) Angina pectoris

Answer (2)

More Question

Q1. Define locomotion & give its use in animals.

Q2. Describe three main types of movements shown by the cells of human body with examples.

Q3 (a) Name the germinal layer from which muscles arise? Give the special properties of muscle.

(b) Based on the location describe three different types of muscles found in human body.

Q4 (a) Describe the gross structure of skeletal muscle of man.

(b) Describe electron microscope structure of a muscle fibre with help of a diagram.

Q5. Describe the structure of contractile proteins – action & myosin (Mention all the proteins in them).

Q6. Explain initiation of muscle contraction.

Q7. Describe sliding filament theory of muscle contraction.

Q8. What are the differences between red & white muscle fibres?

Q9. With help of flowchart show all the divisions of human skeleton.

Q10 Describe the skull bones of man.

Q11 List the different vertebrae of vertebral column.

Q12 (a) Allow many ribs are present in man (b) What is the name given to 8th, 9th, 10th rib? (c)What are floating ribs?

Q13 Name the bones of pectoral & pelvic girdle in man.

Q14 What are fibrous, cartilaginous & synovial joints? Give examples of each.

Q15 Describe the disorders of muscular system.