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Prokaryotic and eukaryotic flagella differ in the

A. type of movement and placement.

B. location and mode of functioning.

C. microtubular structure and function.

D. microtubular organization and type of movement.

Correct Answer :

D. microtubular organization and type of movement.


Microtubular organization and type of movement differentiates prokaryotic flagella ro eukaryotic flagella.

Related Questions

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The main organelle involved in modification and routing of newly synthesized proteins to their destinations is

A. chloroplast

B. mitochondria

C. lysosome

D. endoplasmic reticulum

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Identify the components labelled A, B, C and D in the given section of cilia/flagella showing different parts. Choose the option which shows the correct labelling of parts.

A. A Plasma membrane, B Interdoublet bridge, C Central microtubule, D Radial spoke

B. A Plasma membrane, B Arm, C Central microtubule, D Radial spoke

C. A Plasma membrane, B Interdoublet bridge, C Hub, D Radial spoke

D. A Plasma membrane, B Interdoublet bridge, C Hub, D Arm

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In which method of transport, plasma membrane does not require carrier molecule?

A. Active transport

B. Facilitated diffusion

C. Simple diffusion

D. Na+ K+ pump

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The figure below shows the structure of a mitochondrion with its four parts labelled (A), (B), (C) and (D).

Select the part correctly matched with its function.

A. Part (D): Outer membrane Gives rise to inner membrane by splitting.

B. Part (B): Inner membrane Forms infoldings called cristae.

C. Part (C): Cristae Possess single circular DNA molecule and ribosomes.

D. Part (A): Matrix Major site for respiratory chain enzymes.

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The diagram given below represent a filuid mosaic model of plasma membrance. Match the components marked as A, B, C, D and E in the diagram below from the list (i) to (vii).

  1. Sugar
  2. Protein
  3. Lipid bilayer
  4. Integral protein
  5. Cytoplasm
  6. Cell wall
  7. External protein

A. A - (i), B - (ii), C - (iii), D - (iv), E - (v)

B. A - (ii), B - (i), C - (iii), D - (iv), E - (v)

C. A - (i), B - (ii), C - (iii), D - (iv), E - (vi)

D. A - (i), B - (ii), C - (iii), D - (vii), E - (v)

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Golgi apparatus is absent in

A. higher plants

B. yeast

C. bacteria and blue-green algae

D. None of the above

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The membrane of the erythrocytes has approximately ___% of proteins and ___% lipids.

A. 42, 50

B. 52, 40

C. 50, 50

D. 60, 40

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The following diagram represents a structure chromosome.
Identify the structures marked as A, B and C.

A. A - Satellite, B - Primary constriction, C - Acrocentric

B. A - Satellite, B - Secondary constriction, C - Metacentric

C. A - Satellite, B - Centromere, C - Telocentric

D. A - Satellite, B - Centromere, C - Submetacentric

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Function of contractile vacuole in Amoeba is

A. excretion and osmoregulation.

B. digestion and respiration.

C. osmoregulation and transportation.

D. none of the above.

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Which of the following is not the function of cell wall?
  1. Provides shape to the cell.
  2. Protects the cell from mechanical damage and infection.
  3. Helps in cell to cell interaction.
  4. Provides barrier to undesirable macromolecules.

A. Only (i)

B. Only (iv)

C. Only (ii), (iii) and (iv)

D. None of the above

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Microtubules are absent in

A. mitochondria

B. centriole

C. flagella

D. spindle fibres

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Function of RER is

A. autolysis

B. protein synthesis

C. lipid synthesis

D. carbohydrate synthesis

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9.A student was given cell samples (A and B) to identify parts which are highlighted. He observed the samples under the microscope and list down the function of the part of cell sample. The information collected by the student is listed in the table below, on the basis of which the student infers that the samples contain the organelles.
Sample ASample B
Make energy available for cellular metabolismGenerates ATP and synthes izes s ugar
Absent in cell that carry oxygen throughout the bodyPresent in plant cell
Called the energy currency of cellSource o f all the food energy

Explain why the samples were belonged to eukaryotic cell and not prokaryotic cell? Because,

A. eukaryotic cell have membrane bound organelles.

B. eukaryotic cell have non - membrane bound organelles.

C. eukaryotic cell are smaller and multiply more rapidly than prokaryotic cells.

D. eukaryotic cell are larger and multiply more rapidly than prokaryotic cells.

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Which one of the following structures between two adjacent cells is an effective transport pathway?

A. Plasmodesmata

B. Plastoquinones

C. Endoplasmic reticulum

D. Plasmalemma

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Cell sap is a

A. living content of cytoplasm.

B. nonliving content of cytoplasm.

C. nonliving content of vacuole.

D. living content of vacuole.

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Choose the incorrect match.

A. Nucleus RNA

B. Lysosome Protein synthesis

C. Mitochondria Respiration

D. Cytoskeleton Microtubules

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Which function is carried out by the cell organelle 'X'?

A. helps control the movement of substance in and out of the cell

B. passes information from the parent cell to newly formed cell

C. maintains the proper shape of the cell and serves as a protective barrier

D. helps the cell to make food with the help of chlorophyll and sunlight

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You are asked to examine a cell using a powerful light microscope. The image you see has a clearly defined nucleus and mitochondria. It also has a large central vacuole and chloroplasts. From what group of organisms did this cell most likely come?

A. Bacteria

B. Protists

C. Fungi

D. Plants

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Grana are

A. protein storing plastids.

B. coloured plastids.

C. stacks of thylakoids.

D. individual thylakoids present in stroma.

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According to widely accepted fluid mosaic model cell membranes are semi-fluid, where lipids and integral proteins can diffuse randomly. In recent years, this model has been modified in several respects. In this regard, which of the following statements is incorrect?

A. Proteins in cell membranes can travel within the lipid bilayer.

B. Proteins can also undergo flip-flop movements in the lipid bilayer.

C. Proteins can remain confined within certain domains of the membrane.

D. Many proteins remain completely embedded within the lipid bilayer.

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Lysosomes contain

A. carbohydrates

B. hormones

C. nucleic acids

D. hydrolases.

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Which of the following pair are correctly matched.
A. Microtubules Structural components of cilia
B. Centrioles Store hydrolytic enzymes
C. Amyloplasts Store oil protein and starch in plants

A. A, B and C

B. A and B

C. A

D. A and C

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The cytoskeleton is a proteinaceous network of fibres in the cytoplasm. It is involved in

A. mechanical support.

B. motility.

C. maintenace of cell-shape.

D. all of the above

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Which one of the following combination is mismatched?

A. Glycocalyx May be capsule or slime layer

B. Pili Reproduction

C. Cell wall Protective, determines shape, prevents from bursting

D. Flagella, pili and fimbriae Surface structures of bacterial cell

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Difference between the prokaryotic and eukaryotic cells in having

A. cell wall

B. nuclear membrane

C. ribosome

D. none of these

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Which of the following pair are correctly matched ?
(I) Amyloplasts Store proteins
(II) Mitochondrion Power house of the cell
(III) Stroma Chlorophyll pigment
(IV) Axoneme 9 + 2 array

A. (I) and (III) only

B. (II), (III) and (IV) only

C. (III) and (IV) only

D. (II) and (IV) only

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Axoneme with 9 + 2 microtubular arrangement occurs in

A. cilia

B. flagella

C. both (a) and (b)

D. centriole

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A student placed two cells in the same solution in two different containers. The observation was given in the table.
ContainerObservation
1Cell burst
2Cell does not change its shape

Which structure maintains the shape of the cell present in container 2 and provides the most significant difference between the two cells?

A. Nucleus

B. Cell wall

C. Chloroplast

D. Cell membrane

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An organalle devoid of membrane covering is

A. vacuole

B. ribosome

C. peroxisome

D. lysosome

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In which of the following the cells are held together by a Ca-pectate layer?

A. Primary cell wall

B. Secondary cell wall

C. Middle lamella

D. Tertiary cell wall