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Cells and Tissues MCQs
By: Prof. Dr. Fazal Rehman Shamil | Last updated: July 27, 2024
Which of the following is a primary function of ribosomes in cells? a) Energy production b) Protein synthesis c) DNA replication d) Cell divisionAnswer: b) Protein synthesis
What is the main structural component of the plasma membrane in eukaryotic cells? a) Carbohydrates b) Nucleic acids c) Phospholipids d) ProteinsAnswer: c) Phospholipids
Which type of tissue is responsible for contracting and enabling movement in the body? a) Epithelial tissue b) Nervous tissue c) Connective tissue d) Muscle tissueAnswer: d) Muscle tissue
Which organelle is known as the “powerhouse of the cell” and is responsible for producing ATP? a) Nucleus b) Mitochondria c) Golgi apparatus d) Endoplasmic reticulumAnswer: b) Mitochondria
What type of connective tissue is characterized by having a gel-like matrix and is commonly found in the intervertebral discs? a) Bone b) Adipose tissue c) Hyaline cartilage d) FibrocartilageAnswer: d) Fibrocartilage
Which type of epithelial tissue is found lining the airways of the respiratory tract and is involved in mucus secretion and movement? a) Simple squamous epithelium b) Stratified squamous epithelium c) Simple cuboidal epithelium d) Pseudostratified columnar epitheliumAnswer: d) Pseudostratified columnar epithelium
Which type of cell junction is primarily responsible for preventing the leakage of extracellular fluid between adjacent cells? a) Desmosomes b) Tight junctions c) Gap junctions d) Adherens junctionsAnswer: b) Tight junctions
Which cell organelle is responsible for packaging and modifying proteins and lipids before they are transported to their final destinations? a) Lysosome b) Peroxisome c) Golgi apparatus d) RibosomeAnswer: c) Golgi apparatus
Which of the following structures is found in plant cells but not in animal cells? a) Mitochondria b) Chloroplasts c) Nucleus d) Endoplasmic reticulumAnswer: b) Chloroplasts
Which type of connective tissue serves as a shock absorber and provides cushioning in joints? a) Bone b) Adipose tissue c) Elastic cartilage d) Hyaline cartilageAnswer: d) Hyaline cartilage
Which phase of the cell cycle involves the replication of DNA? a) G1 phase b) S phase c) G2 phase d) M phaseAnswer: b) S phase
What is the primary role of lysosomes in a cell? a) Protein synthesis b) Cellular respiration c) Digestion of macromolecules and waste d) Lipid synthesisAnswer: c) Digestion of macromolecules and waste
Which tissue type is characterized by cells that are tightly packed together and form a continuous layer on body surfaces? a) Nervous tissue b) Muscle tissue c) Epithelial tissue d) Connective tissueAnswer: c) Epithelial tissue
Which type of muscle tissue is voluntary and attached to bones for movement? a) Smooth muscle b) Cardiac muscle c) Skeletal muscle d) Epithelial muscleAnswer: c) Skeletal muscle
Which type of connective tissue stores fat and provides insulation for the body? a) Adipose tissue b) Cartilage c) Blood d) BoneAnswer: a) Adipose tissue
