11. Ribosome and Cytoskeleton
Cell : Structure and Functions

169386 Which of the following statements are correct regarding ribosomes?
A. \(70 S\) ribosomes have two sub units \(50 S\) and \(30 \mathrm{~S}\).
B. \(80 \mathrm{~S}\) ribosomes are present only in Eukaryotes.
C. 70S ribosomes are present both in Eukaryotes and Prokaryotes.
D. Ribosomes are not bound by any membrane.

1 \(\mathrm{ABC}\)
2 \(\mathrm{ABC}\)
3 \(\mathrm{BCD}\)
4 \(\mathrm{ABCD}\)
Cell : Structure and Functions

169390 Assertion (A): Cytoskeleton in eukaryotic cells is made up of a network of filamentous lipids and polysaccharide structure.
Reason (R): Cytoskeleton is composed of microfilaments. intermediate filaments and microtubules.
The correct options among the following is

1 (A) is true.(R) is true and (R) is the correct explanation for \((\mathrm{A})\)
2 (A) is true. (R) is true but (R) is not the correct explanation for \((\mathrm{A})\)
3 (A) is true but (R) is false
4 (A) is false but (R) is true
Cell : Structure and Functions

169397 Choose the functions of Cytoskeleton
I. Formation of cell plate during cell division
II. Mechanical support
III. Cell motility
IV. Intercellular transport
The correct answer is
Options:

1 I, III
2 II, IV
3 III, IV
4 II, III
Cell : Structure and Functions

169423 An eleborate network of filamentous proteinaceous structures present in the cytoplasm which helps in the maintenance of cell shape is called.

1 Cytoskeleton
2 Thylakoid
3 Endosplasmic Reticulum
4 Plasmalemma
Cell : Structure and Functions

169381 Protein synthesis takes place in

1 ribosomes
2 chloroplasts
3 mitochondria
4 golgi bodies
Cell : Structure and Functions

169386 Which of the following statements are correct regarding ribosomes?
A. \(70 S\) ribosomes have two sub units \(50 S\) and \(30 \mathrm{~S}\).
B. \(80 \mathrm{~S}\) ribosomes are present only in Eukaryotes.
C. 70S ribosomes are present both in Eukaryotes and Prokaryotes.
D. Ribosomes are not bound by any membrane.

1 \(\mathrm{ABC}\)
2 \(\mathrm{ABC}\)
3 \(\mathrm{BCD}\)
4 \(\mathrm{ABCD}\)
Cell : Structure and Functions

169390 Assertion (A): Cytoskeleton in eukaryotic cells is made up of a network of filamentous lipids and polysaccharide structure.
Reason (R): Cytoskeleton is composed of microfilaments. intermediate filaments and microtubules.
The correct options among the following is

1 (A) is true.(R) is true and (R) is the correct explanation for \((\mathrm{A})\)
2 (A) is true. (R) is true but (R) is not the correct explanation for \((\mathrm{A})\)
3 (A) is true but (R) is false
4 (A) is false but (R) is true
Cell : Structure and Functions

169397 Choose the functions of Cytoskeleton
I. Formation of cell plate during cell division
II. Mechanical support
III. Cell motility
IV. Intercellular transport
The correct answer is
Options:

1 I, III
2 II, IV
3 III, IV
4 II, III
Cell : Structure and Functions

169423 An eleborate network of filamentous proteinaceous structures present in the cytoplasm which helps in the maintenance of cell shape is called.

1 Cytoskeleton
2 Thylakoid
3 Endosplasmic Reticulum
4 Plasmalemma
Cell : Structure and Functions

169381 Protein synthesis takes place in

1 ribosomes
2 chloroplasts
3 mitochondria
4 golgi bodies
Cell : Structure and Functions

169386 Which of the following statements are correct regarding ribosomes?
A. \(70 S\) ribosomes have two sub units \(50 S\) and \(30 \mathrm{~S}\).
B. \(80 \mathrm{~S}\) ribosomes are present only in Eukaryotes.
C. 70S ribosomes are present both in Eukaryotes and Prokaryotes.
D. Ribosomes are not bound by any membrane.

1 \(\mathrm{ABC}\)
2 \(\mathrm{ABC}\)
3 \(\mathrm{BCD}\)
4 \(\mathrm{ABCD}\)
Cell : Structure and Functions

169390 Assertion (A): Cytoskeleton in eukaryotic cells is made up of a network of filamentous lipids and polysaccharide structure.
Reason (R): Cytoskeleton is composed of microfilaments. intermediate filaments and microtubules.
The correct options among the following is

1 (A) is true.(R) is true and (R) is the correct explanation for \((\mathrm{A})\)
2 (A) is true. (R) is true but (R) is not the correct explanation for \((\mathrm{A})\)
3 (A) is true but (R) is false
4 (A) is false but (R) is true
Cell : Structure and Functions

169397 Choose the functions of Cytoskeleton
I. Formation of cell plate during cell division
II. Mechanical support
III. Cell motility
IV. Intercellular transport
The correct answer is
Options:

1 I, III
2 II, IV
3 III, IV
4 II, III
Cell : Structure and Functions

169423 An eleborate network of filamentous proteinaceous structures present in the cytoplasm which helps in the maintenance of cell shape is called.

1 Cytoskeleton
2 Thylakoid
3 Endosplasmic Reticulum
4 Plasmalemma
Cell : Structure and Functions

169381 Protein synthesis takes place in

1 ribosomes
2 chloroplasts
3 mitochondria
4 golgi bodies
Cell : Structure and Functions

169386 Which of the following statements are correct regarding ribosomes?
A. \(70 S\) ribosomes have two sub units \(50 S\) and \(30 \mathrm{~S}\).
B. \(80 \mathrm{~S}\) ribosomes are present only in Eukaryotes.
C. 70S ribosomes are present both in Eukaryotes and Prokaryotes.
D. Ribosomes are not bound by any membrane.

1 \(\mathrm{ABC}\)
2 \(\mathrm{ABC}\)
3 \(\mathrm{BCD}\)
4 \(\mathrm{ABCD}\)
Cell : Structure and Functions

169390 Assertion (A): Cytoskeleton in eukaryotic cells is made up of a network of filamentous lipids and polysaccharide structure.
Reason (R): Cytoskeleton is composed of microfilaments. intermediate filaments and microtubules.
The correct options among the following is

1 (A) is true.(R) is true and (R) is the correct explanation for \((\mathrm{A})\)
2 (A) is true. (R) is true but (R) is not the correct explanation for \((\mathrm{A})\)
3 (A) is true but (R) is false
4 (A) is false but (R) is true
Cell : Structure and Functions

169397 Choose the functions of Cytoskeleton
I. Formation of cell plate during cell division
II. Mechanical support
III. Cell motility
IV. Intercellular transport
The correct answer is
Options:

1 I, III
2 II, IV
3 III, IV
4 II, III
Cell : Structure and Functions

169423 An eleborate network of filamentous proteinaceous structures present in the cytoplasm which helps in the maintenance of cell shape is called.

1 Cytoskeleton
2 Thylakoid
3 Endosplasmic Reticulum
4 Plasmalemma
Cell : Structure and Functions

169381 Protein synthesis takes place in

1 ribosomes
2 chloroplasts
3 mitochondria
4 golgi bodies
Cell : Structure and Functions

169386 Which of the following statements are correct regarding ribosomes?
A. \(70 S\) ribosomes have two sub units \(50 S\) and \(30 \mathrm{~S}\).
B. \(80 \mathrm{~S}\) ribosomes are present only in Eukaryotes.
C. 70S ribosomes are present both in Eukaryotes and Prokaryotes.
D. Ribosomes are not bound by any membrane.

1 \(\mathrm{ABC}\)
2 \(\mathrm{ABC}\)
3 \(\mathrm{BCD}\)
4 \(\mathrm{ABCD}\)
Cell : Structure and Functions

169390 Assertion (A): Cytoskeleton in eukaryotic cells is made up of a network of filamentous lipids and polysaccharide structure.
Reason (R): Cytoskeleton is composed of microfilaments. intermediate filaments and microtubules.
The correct options among the following is

1 (A) is true.(R) is true and (R) is the correct explanation for \((\mathrm{A})\)
2 (A) is true. (R) is true but (R) is not the correct explanation for \((\mathrm{A})\)
3 (A) is true but (R) is false
4 (A) is false but (R) is true
Cell : Structure and Functions

169397 Choose the functions of Cytoskeleton
I. Formation of cell plate during cell division
II. Mechanical support
III. Cell motility
IV. Intercellular transport
The correct answer is
Options:

1 I, III
2 II, IV
3 III, IV
4 II, III
Cell : Structure and Functions

169423 An eleborate network of filamentous proteinaceous structures present in the cytoplasm which helps in the maintenance of cell shape is called.

1 Cytoskeleton
2 Thylakoid
3 Endosplasmic Reticulum
4 Plasmalemma
Cell : Structure and Functions

169381 Protein synthesis takes place in

1 ribosomes
2 chloroplasts
3 mitochondria
4 golgi bodies