EASY
Earn 100

The bacterial capsule is mainly made up of (lipid/fatty acid/polysaccharide/protein).

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Important Questions on Cell Structure

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In what respect do you consider bacteria as simple organisms?
MEDIUM
Bacterial flagellar movement requires:
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What is the function of receptor molecules present on bacterial cell wall?
HARD
The genomic content of the nucleus is constant for a given species whereas the extra chromosomal DNA is found to be variable among the members of a population. Explain.
MEDIUM
N-acetyl muramic acid is found in
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Colicins are produced by
HARD
Explain the basic structure of flagella with labelled diagram.
MEDIUM

Read the following statements:
A. The cell wall of bacteria provides strong structural support to prevent them from bursting and collapsing.
B. Bacteria can be classified as Gram-positive and Gram-negative based on the difference in the cell wall.

EASY
Prokaryotic and eukaryotic flagella differ in
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The additional circular DNA found in prokaryotes is
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What are plasmids? Describe their role in bacteria?
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Sex pili in bacteria differ from fimbriae in
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Would there be any bacteria in an aquarium?
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In prokaryotic cell, CORRECT sequence of layers of cell envelope from outermost to innermost is
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Choose the incorrect pair.
MEDIUM
Bacteria with a tuft of flagella at one pole is known as
MEDIUM
If you remove the fimbriae from the bacterial cell, which of the following would you expect to happen?
EASY

Identify the correct descending order of the following bacteria with reference to the number of flagella.

I) Amphitrichous

II) Peritrichous

III) Lophotrichous

IV) Monotrichous

HARD
Is extra genomic DNA present in prokaryotes and eukaryotes? If yes, indicate their location in both the types of organisms.