Prokaryotic cells have something unique in the form of:
1. Inclusion bodies
2. Plasmids
3. Cell wall
4. 70 S ribosomes
A feature unique to prokaryotes would be:
1. A cell wall not made up of cellulose
2. An extrachromosomal plasmid DNA
3. A cell membrane of peptidoglycan
4. Presence of inclusions
- Which of the following structure is not found in a prokaryotic cell?
1. Nuclear envelope
2. Ribosome
3. Mesosome
4. Plasma membrane
Pigment-containing membranous extensions in some cyanobacteria are
1. heterocysts
2. basal bodies
3. pneumatophores
4. chromatophores
Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen?
1. Bacillus2. Pseudomonas
3. Mycoplasma
4. Nostoc
Which is not true for prokaryotic cells ?
| 1. | They are smaller than eukaryotic cells. |
| 2. | They lack membrane-bound organelles. |
| 3. | Their genetic material is localised within nucleoid. |
| 4. | They contain a well developed cytoskeleton. |
Some Gram -ve bacteria have peptidoglycan and an extra layer of
1. lipo-polysaccharide
2. teichoic acid
3. cellulose
4. both 2. and 3.
What is a plasmid ?
| 1. | Bacterial, linear, dsDNA |
| 2. | Extra chromosomal linear RNA |
| 3. | Extra chromosomal circular dsDNA |
| 4. | Autonomously replicating circular RNA |
Which of the following represents the prokaryotic cell
| 1. | bacteria, blue-green algae, mycoplasma, PPLO |
| 2. | bacteria, blue-green algae, microbes, chlorella |
| 3. | bacteria, blue-green algae, slime moulds and Diatoms |
| 4. | bacteria, blue-green algae only |
Which of the following is incorrect match
1.bacillus- rod like
2.coccus-comma shaped
3.vibrio-comma shaped
4, spirillum-spiral
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