Master Class Digital Learning Academy

 Polymers in Chemistry   1. What is a polymer? a. A single molecule compound b. A substance made of repeating structural units c. A metalloid element d. A compound without carbon atoms    2. How are polymers formed?    a. Dehydration synthesis    b. Reduction reactions    c. Hydrolysis    d. Combustion reactions 3. Which of the following is an example of a natural polymer?    a. Polyethylene    b. Polypropylene     c. Starch    d. PVC 4. What type of polymerization process involves the elimination of a small molecule like water?    a. Addition polymerization    b. Condensation polymerization    c. Cross-linking polymerization    d. Radical polymerization 5. What are the primary components of polymer chains?    a. Atoms    b. Monomers    c. Isomers    d. Dimers 6. Which of the following is NOT a natural polym...

Critical Analysis of the Novel "Prisoner of Zenda" 1. Prisoner of  Zenda: An Overview  "The Prisoner of Zenda" is an adventure novel written by Anthony Hope. Published in 1894, the story revolves around Rudolf Rassendyll, an Englishman who bears a striking resemblance to the soon-to-be-crowned King Rudolf V of Ruritania. When the king is drugged and kidnapped on the eve of his coronation, Rassendyll is coerced into impersonating him to prevent political turmoil.  The novel unfolds with political intrigue, romance, and swashbuckling action as Rassendyll navigates the complex web of deception, loyalty, and royal succession in the fictional kingdom of Ruritania. The tale is celebrated for its engaging plot, memorable characters, and the timeless theme of doppelgangers and political machinations. 2. Main Themes of the Novel Prisoner of Zenda  The main themes of "The Prisoner of Zenda" revolve around honor and loyalty. The protagonist, Rudolf Rassendyll, fin...

Cell Division (Mitosis & Meiosis) in Biology   1. What is the primary role of cell growth in living organisms?    a) Energy production    b) Structural support    c) Waste elimination    d) Communication 2. Which cellular process is essential for the repair of damaged tissues in multicellular organisms?    a) Photosynthesis    b) Respiration    c) Mitosis    d) Transcription 3. In cellular reproduction, what is the function of DNA replication?    a) Energy synthesis    b) Genetic diversity    c) Chromosome duplication    d) Protein synthesis 4. What is the significance of cellular reproduction in the growth of an organism?    a) Increases cell size    b) Maintains homeostasis    c) Produces specialized cells    d) Increases the number of cells  5. Which cellular process is crucial for the transmission of genetic i...

 Man & His Environment in Biology 1. What is the primary source of energy for most ecosystems?    a) Wind    b) Sunlight    c) Geothermal heat    d) Fossil fuels 2. Which gas is essential for photosynthesis and is released during respiration?     a) Oxygen    b) Nitrogen    c) Carbon dioxide    d) Hydrogen 3. What is the main function of decomposers in an ecosystem?    a) Produce oxygen    b) Break down dead organic matter    c) Conduct photosynthesis    d) Provide nutrients to plants    4. What is the term for the process by which water vapor is released from the leaves of plants?    a) Transpiration    b) Condensation    c) Evaporation    d) Precipitation 5. Which level of ecological organization includes all living organisms in a particular area?    a) Population    b) Community   ...