- 1(current)
Q. No.A Prokaryotic cell lacks:
I: a membrane bound nucleus
II: membrane bound organelles
III: ribosomes
I: a membrane bound nucleus
II: membrane bound organelles
III: ribosomes
| 1. | Only I and II | 2. | Only I |
| 3. | Only II and III | 4. | Only III |
Subtopic: Prokaryotic Cell Organisation |
89%
From NCERT
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If we compare a typical eukaryotic cell with a typical bacterial cell, it is expected that the size of eukaryotic cell is generally larger than a prokaryotic cell by a factor of:
1. 2
2. 5
3. 10
4. 100
1. 2
2. 5
3. 10
4. 100
Subtopic: Prokaryotic Cell Organisation | Eukaryotic Cell Architecture: Types |
66%
From NCERT
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The plasmid DNA in certain bacteria:
1. Only I is incorrect
2. Only II is incorrect
3. Both I and II are correct
4. Both I and II are incorrect
| I: | is a small circular DNA and an integral part of the genomic DNA. |
| II: | confers certain unique phenotypic characters to such bacteria and one such character is resistance to antibiotics. |
2. Only II is incorrect
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Prokaryotic Cell Organisation | Details of Prokaryotic Cell Structure |
From NCERT
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Resistance to an antibiotic is the character conferred to bacterial cell by:
| 1. | Peptidoglycan cell wall | 2. | Main chromosomal DNA |
| 3. | Plasmid DNA | 4. | Satellite DNA |
Subtopic: Prokaryotic Cell Organisation |
82%
From NCERT
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The terms ‘slime layer’ and ‘capsule’ can be used for which layer of the complex cell envelope of a typical bacterial cell?
1. Glycocalyx
2. Gram positive cell wall
3. Gram negative cell wall
4. Cell membrane
1. Glycocalyx
2. Gram positive cell wall
3. Gram negative cell wall
4. Cell membrane
Subtopic: Prokaryotic Cell Organisation | Details of Prokaryotic Cell Structure |
96%
From NCERT
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Mesosomes in a bacterial cell:
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
| I: | are formed by the extensions of plasma membrane into the cell. |
| II: | help in cell wall formation, DNA replication and distribution to daughter cells. |
| III: | contain pigments in cyanobacteria. |
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
Subtopic: Prokaryotic Cell Organisation | Details of Prokaryotic Cell Structure |
60%
From NCERT
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