MCQs

Correct: Both describe a thin person, but slim has a positive connotation while skinny often has a negative one. A, C, D: These are near synonyms with little connotative difference. Concept: Semantic nuance and connotation.

Correct: Purchase is the formal synonym of buy. A, C, D: Different actions. Concept: Formal vs. informal vocabulary.

Correct: Brief means short in duration or length. A & C: Opposite or different meaning. D: Unrelated. Concept: Contextual synonym.

Correct: Diligent describes someone who works carefully and persistently. A, C, D: These indicate lack of effort or care. Concept: Common competitive exam vocabulary.

Correct: Terminate means to end. A, C, D: These express different actions. Concept: Formal and informal synonyms.

Correct: Reluctant means unwilling or hesitant. B: Opposite meaning. C & D: Unrelated. Concept: Vocabulary in context.

Correct: Accurate means exact or correct, matching precise. A, C, D: These imply inaccuracy. Concept: Context-based synonym.

Correct: Plentiful means existing in large quantities, matching abundant. A, C, D: These indicate insufficiency or shortage. Concept: Direct synonym.

Correct: Chondrocytes, lacunae, an avascular nature, and a flexible matrix are characteristic features of cartilage. A & B: Bone contains osteocytes and blood vessels. D: Tendons consist mainly of dense connective tissue with fibroblasts. Concept: Identification and characteristics of cartilage.

Correct: Children's bones contain more cartilage and collagen, making them more flexible. A & C: These increase rigidity. D: Osteoblast activity is actually higher during growth. Concept: Age-related differences in bone composition.

Correct: Articular cartilage cushions joints and reduces friction during movement. A: Synovial membrane produces synovial fluid. C: Bone stores calcium. D: Tendons connect muscles to bones. Concept: Function of articular cartilage.

Correct: Haversian systems are unique to compact bone. A: Both tissues contain cells in lacunae. B & D: Both possess extracellular matrix and collagen. Concept: Histological comparison.

Correct: Decalcified bone becomes flexible because collagen remains, similar to cartilage. A & D: Mineral content is low in decalcified bone and cartilage. C: Haversian canals occur only in bone. Concept: Mechanical properties of connective tissues.

Correct: Blood vessels and osteoblasts enable efficient repair of bone. A: Chondrin is found in cartilage. C: Bone has abundant matrix. D: Flexibility is greater in cartilage. Concept: Bone healing.

Correct: Osteoblasts build bone, while osteoclasts resorb bone, maintaining bone homeostasis. A, C & D: These cell pairs do not perform bone remodeling together. Concept: Bone remodeling.

Correct: The epiphyseal plate is responsible for longitudinal bone growth. Early closure prevents further increase in bone length. A: Thickness growth continues through periosteum. C & D: These are unrelated. Concept: Growth of long bones.

Correct: Bone combines hardness from mineral salts with strength from collagen fibers. A: Bone is not highly elastic. C: Chondrin is characteristic of cartilage. D: Bone contains living cells. Concept: Structure-function relationship of bone.

Correct: Cartilage is avascular, so nutrients diffuse through the matrix from surrounding tissues. A & C: These are features of bone, not cartilage. D: Periosteum surrounds bone, not cartilage. Concept: Nutrition of cartilage.

Correct: Most embryonic bones develop from cartilage through endochondral ossification. A: Bone is harder than cartilage. C: Cartilage contains fewer mineral salts. D: Most cartilage is replaced by bone before adulthood. Concept: Embryonic skeletal development and ossification.