1) Which of the following is one of the main principles of the cell theory? a) All cells contain a nucleus b) All cells are eukaryotic c) All living things are made up of one or more cells d) Cells spontaneously arise from non-living matter 2) What is the most basic unit of structure and function in all living things? a) DNA b) Proteins c) Cells d) Nucleus 3) Which statement is true according to the cell theory? a) New cells are created by pre-existing cells b) Cells are only found in animals c) Cells are made of DNA and proteins only d) All cells contain mitochondria 4) What type of cell does NOT have a true nucleus? a) Plant cells b) Animal cells c) Prokaryotic cells d) Yeast cells 5) Which of the following is an example of a eukaryotic cell? a) Bacteria b) Archaea c) Virus d) Algae 6) What is the primary function of the cell-surface membrane? a) Control of passage of substances into and out of the cell b) Lipid storage c) Protein synthesis d) Respiration 7) The fluid mosaic model describes the structure of which part of the cell? a) Nucleus b) Mitochondria c) Ribosomes d) Cell-surface membrane 8) Which structure contains chromosomes within a eukaryotic cell? a) Golgi apparatus b) Ribosomes c) Nucleus d) Centrioles 9) What is the main function of mitochondria in eukaryotic cells? a) Packaging proteins b) Respiration producing ATP c) Lipid synthesis d) Chromosome separation during cell division 10) Where does protein synthesis occur in a eukaryotic cell? a) Golgi apparatus b) Nucleus c) Ribosomes d) Lysosomes 11) Which organelle modifies, sorts, and packages proteins for transport? a) Ribosomes b) Nucleus c) Golgi apparatus d) Lysosomes 12) The site of protein synthesis in the cell is located on the: a) Golgi apparatus b) Smooth endoplasmic reticulum c) Ribosomes d) Lysosomes 13) In which of the following organelles does the breakdown of invading microbes take place? a) Mitochondria b) Lysosomes c) Nucleus d) Golgi apparatus 14) Which of the following is NOT a feature of prokaryotic cells? a) Lack of a true nucleus b) Membrane-bound organelles c) Ribosomes d) Cell wall 15) Golgi vesicles are involved in which process? a) Photosynthesis b) Protein transport c) Chromosome replication d) DNA storage

Core Science Component-B1-B5

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