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Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 10 (60 MCQs)

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1. Which of the following organelles is responsible for the synthesis of proteins in a cell?
2. Which of the following is true for Gram +ve bacteria?
3. A cell organelle containing hydrolytic enzymes is
4. The site of active ribosomal RNA synthesis is
5. Plant cells differ from animal cells in having
6. Plasma membrane is selectively permeable due to:
7. Part of chromosome after secondary constriction is called:
8. Packages macromolecules in vesicles for transport outside the cell
9. Peptide synthesis inside a cell takes place in
10. Array is observed in
11. Which of the following feautures is common to prokaryotes and many eukaryotes?
12. Cell wall is absent in
13. Which of the following structures is most likely to be found in both a spinach cell and a muscle cell?
14. The fluid filled vacuoles or vesicles which are separated from cytoplasm by a selectively permeable membrane called
15. Cytoplasmic ribosomes
16. ASSERTION-All plants and animals are composed of cells.REASON-Plants and animals made up of DNA.a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.c) Assertion is true but Reason is false.d) Both Assertion and Reason are false.
17. Lysosomes are ..... vesicular structures formed by the process of packaging in the .....
18. Which of the following is an organelle of the animal cell only?
19. Assertion:Centrosomes and centrioles are related to each other. Reason:Centrosome usually contains two cylindrical structures called centrioles
20. This function of this organelle is to break down glucose to make cell energy.
21. Cells can undergo x process to form new cells and replace damaged cells. What is x?
22. Study the following statements regarding mitochondria and select the correct ones.
23. Cell theory is not applicable for
24. The new cells originate
25. The arrangement of microtubules in axoneme of flagella is-
26. Organelle 'X' is the major centre of release of energy in aerobic respiration, but is absent in prokaryotes and anaerobic eukaryotes. It can be stained differentially with janus Green. Identify the organelle X.
27. Mitochondria and chloroplast are
28. The ..... is the main arena of cellular activities in both the plant and animal cells.
29. Non-membranous nucleoplasmic structures in nucleus are the site for active synthesis of
30. Which one of the following cell organelles is enclosed by a single membrane?
31. The first microscope was constructed by which scientist .....
32. Ribosomes are involved in which step of the Central dogma?
33. Prokaryotic DNA is:
34. Which one is correct about bacterial cell envelope?
35. Mitochondria and chloroplast are semi-autonomous organelles of cell because they:
36. Three morphological forms of Golgi complex are:
37. Cellular organelles with membranes are
38. Which of the following cellular organelle can be found in life cycle of Cycas?
39. The power houses of the cell is
40. Which of the following cell organelle is considered to be rich in catabolic enzymes?
41. Stacks of flattened membrane sacs is associated with ..... in plants.
42. A phospholipid molecule is amphipathic and produces two layers coming in contact with H2O. The head of phospholipid molecule is
43. A cell organelle A is divided into 2 types based on cell organelle B which helps in protein synthesis. Identify A & B-
44. Which of the following is not a eukaryote
45. Which of the following is the correct match?
46. Vacuole helps in:
47. Assertion:Peripheral proteins are partially or totally buried in the membrane.Reason:Integral proteins lie on the surface of membrane.
48. Porins are present in .....
49. Which of the following is largest isolated cell?
50. Which organelle of plant cells secretes polysaccharides to make cell walls?
51. The latest model of cell membrane is the
52. Ribosomal RNA is actively synthesized in
53. Unlike of plant cells, animal cells have a centriole and ..... vacuole
54. The acrosome of human sperm is the modification of the cellular organelle
55. In plants, a storage for water, and large, in animals storage for waste until it can be eliminated from the cell.
56. The vacuole is bound by a single membrane called .....
57. A nucleosome is a portion of the chromonema containing .....
58. Plasmodesmata are absent in:
59. The figures of cork cells as seen by Robert Hooke were published in the book
60. Prokaryotic cells have a ..... in the central region of the cell.
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