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Q. No.Some of the functions of eukaryotic cells [like electron transport for ATP synthesis] are performed in prokaryotic cells by
1. vesicles
2. ribosomes
3. nucleoid
4. the plasma membrane
Subtopic: Prokaryotic Cell Organisation | Details of Prokaryotic Cell Structure |
56%
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When kept in a very dilute solution, all the following cells can withstand pressure exerted by water entering them without bursting except:
| 1. | Plant cell | 2. | Bacterial cell |
| 3. | Fungal cell | 4. | Red blood cells |
Subtopic: Cell Organisation |
72%
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Chloroplasts, in addition to chlorophyll, also contain various yellow or orange pigments called as:
1. Melanins
2. Carotenoids
3. Retinols
4. Terpenes
1. Melanins
2. Carotenoids
3. Retinols
4. Terpenes
Subtopic: Plastids |
89%
From NCERT
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The chlorophyll in photosynthetic bacteria is associated with:
1. Infoldings of cell membrane
2. Extensions of cell wall
3. Plastids
4. Plasmids
1. Infoldings of cell membrane
2. Extensions of cell wall
3. Plastids
4. Plasmids
Subtopic: Details of Prokaryotic Cell Structure |
61%
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| Assertion (A): | Plant cells are capable of forming a spindle apparatus during cell division. |
| Reason (R): | All plant cells have centrioles. |
| 1. | Both (A) and (R) are True and (R) correctly explains (A). |
| 2. | Both (A) and (R) are True and (R) does not correctly explain (A). |
| 3. | (A) is True; (R) is False |
| 4. | Both (A) and (R) are False |
Subtopic: Centrosomes |
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Vacuoles in animal cells:
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
| I: | are small in size, if present |
| II: | are bound by a double membrane |
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Vacuole |
60%
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Identify the correct statement regarding the given figure?
1. Only I
2. Only II
3. Both I and II
4. Neither I nor II
| I: | ‘A’ links a pair of sister chromatids together during cell division. |
| II: | ‘B’ is a disc-shaped protein structure associated with duplicated chromatids in eukaryotic cells where the spindle fibers attach during cell division to pull sister chromatids apart. |
2. Only II
3. Both I and II
4. Neither I nor II
Subtopic: Nucleus: Chromosomes |
88%
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Subtopic: Mitochondria |
63%
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Subtopic: Plastids |
59%
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Which number represents the site of ribosome biogenesis in the given figure?
| 1. | 1 | 2. | 2 |
| 3. | 3 | 4. | 4 |
Subtopic: Nucleus |
66%
From NCERT
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