Structure of Prokaryotic and Eukaryotic Cell NEET Questions

Biology - Cell Structure and Function

Structure of Prokaryotic and Eukaryotic Cell MCQ Questions


13.
Which prokaryote lacks a cell wall?
A.
E. coli
B.
Mycoplasma
C.
Bacillus
D.
Cyanobacteria
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ANSWER :
B. Mycoplasma
14.
Plasmids are:
A.
Cell wall components
B.
Linear DNA in nucleus
C.
RNA molecules in cytoplasm
D.
Extrachromosomal circular DNA
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ANSWER :
D. Extrachromosomal circular DNA
15.
Which of the following confers antibiotic resistance to bacteria?
A.
Ribosomes
B.
Mesosomes
C.
Genomic DNA
D.
Plasmid DNA
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ANSWER :
D. Plasmid DNA
16.
Mesosomes are characteristic of:
A.
Prokaryotic cells
B.
Animal cells only
C.
Plant cells only
D.
Eukaryotic cells
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ANSWER :
A. Prokaryotic cells
17.
Which of the following functions is NOT performed by mesosomes?
A.
Respiration
B.
Photosynthesis
C.
Cell wall formation
D.
DNA replication
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ANSWER :
B. Photosynthesis
18.
Chromatophores in cyanobacteria contain:
A.
Ribosomes
B.
Plasmids
C.
Pigments
D.
DNA
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ANSWER :
C. Pigments