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1.1 Evolution & Classification of Cells — Test 1
Q1. Which one of the following is NOT a part of the cell theory?✓ Cells in a multicellular organism are derived from non-cells
Q2. Which of the following statements regarding common cellular activities is FALSE?✓ New cells are derived from cellular components like organelles
Q3. The main difference between prokaryotic and eukaryotic cells is the absence (in prokaryotes) of:✓ A well-defined nucleus with a nuclear membrane
Q4. Which one of the following is solely a feature of a eukaryotic cell?✓ Mitochondria
Q5. In prokaryotic cells, the enzymes involved in the oxidation of metabolites are associated with the:✓ Plasma membrane
Q6. Bacterial reproduction by binary fission involves the formation of a ring-like structure at the centre of the cell, known as the:✓ FtsZ-ring
Q7. A student observed Cell I (cell wall present, ribosomes present, nucleus ABSENT, photosynthesis present, respiration present) and Cell II (cell wall present, ribosomes present, nucleus PRESENT, photosynthesis absent, respiration present). These observations support which conclusion?✓ Cell I is a prokaryote
1.2 Cellular Diversity — Test 2
Q8. The largest eukaryotic cell is the:✓ Ostrich egg
Q9. The smallest unit of length used in cell biology is the:✓ Angstrom
Q10. Cytoplasm consists of all the fluid part:✓ Within a cell, except the fluid within the nucleus
Q11. Most prokaryotic cells are devoid of:✓ Cholesterol
Q12. Lomasomes — vesicle-like membranous bodies found between the cell wall and the plasma membrane — occur mainly in:✓ Fungi
Q13. Which option correctly describes prokaryotic cells in terms of size and internal membranes?✓ Less than ~5 µm and lack membranes around all organelles