CBSE Class 11 Biology Locomotion and Movement Assignments

Ques. Which of the following is not a function of the skeletal system?
(a) Production of body heat
(b) Locomotion
(c) Production of erythrocytes
(d) Storage of minerals 

Answer: A

Ques. Glenoid cavity articulates
(a) clavicle with scapula
(b) humerus with scapula
(c) clavicle with acromion
(d) scapula with acromion. 

Answer: B

Ques. 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.
Pair of skeletal parts                   Category
(a) Sternum and ribs                   Axial skeleton
(b) Clavicle and glenoid cavity      Pelvic girdle
(c) Humerus and ulna                  Appendicular skeleton
(d) Malleus and stapes                 Ear ossicles 

Answer: B

Ques. Which one of the following is the correct matching of three items and their grouping category?
      Items                                Group
(a) Ilium, ischium,pubis          Coxal bones of pelvic girdle
(b) Actin, myosin, rhodopsin    Muscle proteins 
(c) Cytosine, uracil, thiamine    Pyrimidines
(d) Malleus, incus, cochlea         Ear ossicles

Answer: A

Ques. Which one of the following items gives its correct total number?
(a) Types of diabetes-3
(b) Cervical vertebrae in humans-8
(c) Floating ribs in humans-4
(d) Amino acids found in proteins-16 

Answer: C

Ques. In human body, which one of the following is anatomically correct?
(a) Collar bones - 3 pairs
(b) Salivary glands - 1 pair
(c) Cranial nerves - 10 pairs
(d) Floating ribs - 2 pairs 

Answer: D

Ques. An acromion process is characteristically found in the
(a) pelvic girdle of mammals
(b) pectoral girdle of mammals
(c) skull of frog
(d) sperm of mammals. 

Answer: B

Ques. What will happen if ligaments are torn ?
(a) Bones will move freely at joint and no pain.
(b) Bone less movable at joint and pain.
(c) Bone will become unfixed.
(d) Bone will become fixed. 

Answer: B

Ques. Sternum is connected to ribs by
(a) bony matter
(b) white fibrous cartilage
(c) hyaline cartilage
(d) areolar tissue. 

Answer: C

Ques. Bone related with skull is
(a) coracoid (b) arytenoid
(c) pterygoid (d) atlas. 

Answer: C

Ques. Total number of bones in each limb of a man is
(a) 24 (b) 30
(c) 14 (d) 21. 

Answer: B

Ques. The number of floating ribs in the human body is
(a) 3 pairs (b) 2 pairs
(c) 6 pairs (d) 5 pairs.

Answer: B

Ques. Which of the following components is a part of the pectoral girdle?
(a) Sternum (b) Acetabulum
(c) Glenoid cavity (d) Ilium 

Answer: C

Ques. The cervical vertebrae in human is
(a) same as in whale
(b) more than that in rabbit
(c) double than that of horse
(d) less than that in giraffe. 

Answer: A

Ques. Long bones function in
(a) support
(b) support, erythrocyte and leucocyte synthesis
(c) support and erythrocyte synthesis
(d) erythrocyte formation. 

Answer: B

Ques. Number of cervical vertebrae in camel is
(a) more than that of rabbit
(b) less than that of rabbit
(c) same as that of whale
(d) more than that of horse. 

Answer: C

Ques. A deltoid ridge occurs in
(a) radius (b) ulna
(c) femur (d) humerus.

Answer: D