CBSE Class 11 Biology Cell The Unit of Life MCQs

Refer to CBSE Class 11 Biology Cell The Unit of Life MCQs provided below available for download in Pdf. The MCQ Questions for Class 11 Biology with answers are aligned as per the latest syllabus and exam pattern suggested by CBSE, NCERT and KVS. Multiple Choice Questions for Chapter 8 Cell The Chapter of Life are an important part of exams for Class 11 Biology and if practiced properly can help you to improve your understanding and get higher marks. Refer to more Chapter-wise MCQs for CBSE Class 11 Biology and also download more latest study material for all subjects

MCQ for Class 11 Biology Chapter 8 Cell The Chapter of Life

Class 11 Biology students should refer to the following multiple-choice questions with answers for Chapter 8 Cell The Chapter of Life in Class 11.

Chapter 8 Cell The Chapter of Life MCQ Questions Class 11 Biology with Answers

 

Question : The cell organelle involved in glycosylation of protein is

a) endoplasmic reticulum

b) mitochondria

c) peroxisome

d) ribosome

Answer : A

 

Question : The outer layer of vacuole is called

a) tonoplast

b) leucoplast

c) cell wall

d) plasmalayer

Answer : A

 

Question : Which of the following cell organelle remains enveloped by a single unit membrane?

a) Lysosomes

b) Chloroplast

c) Mitochondria

d) Nucleus

Answer : A

 

Question : The nucleolus is the site of formation of

a) ribosomes

b) spindle fibres

c) chromosomes

d) peroxisomes

Answer : A

 

Question : Which one of the following combination is mismatched?

a) Pili - Reproduction

b) Cell wall - Protective, determines shape, prevents from bursting

c) Flagella, Pili and Fimbriae - Surface structures of bacterial cell

d) Glycocalyx - may be capsule or slime layer

Answer : A

 

Question : The fluidity of membranes in a plant in cold weather may be maintained by

a) increasing the number of phospholipids with unsaturated hydrocarbon tails

b) increasing the proportion of integral proteins

c) increasing concentration of cholesterol in membrane

d) increasing the number of phospholipids with saturated hydrocarbon tail

Answer : A

 

Question : The cell as a basic unit of structure of living beings was discovered by

a) Schleiden and Schwann

b) Gregore Mendel

c) Robert Hooke

d) Aristotle

Answer : A

 

Question : Which pair of structures are usually found in both plant and animal cells?

a) Cell membrane and nucleolus

b) Cell membrane and cell wall

c) Nucleolus and chloroplast

d) Nucleus and cell wall

Answer : A

 

Question : Most abundant lipid in the cell membrane is

a) phospholipids

b) cerebrosides

c) glycolipids

d) None of these

Answer : A

 

Question :  Cell recognition and adhesion are facilitated by components of plasma membrane. These components are generally

a) glycolipids and glycoproteins

b) both lipids and proteins

c) protein molecules alone

d) None of these

Answer : A

 

Question : Smooth endoplasmic reticulum is well developed in the cells which synthesize

a) steorids

b) carbohydrates

c) proteins

d) all of these

Answer : A

 

Question : Quasi-fluid nature of membrane is due to

a) Phospholipid

b) Peripheral protein

c) Integral protein

d) Sugar moiety

Answer : A

 

Question : Gas vacuole is present in

a) All of the above

b) Green photosynthetic bacteria

c) Purple photosynthetic bacteria

d) Blue green algae

Answer : A

 

Question : Which of the following feature is not associated with centrosome?

a) Lipid bilayer covering

b) Two centriole

c) Two cylindrical structures

d) Pericentriolar material

Answer : A

 

Question : What is the site of DNA and centriole duplication respectively

a) Nucleus, cytoplasm

b) Nucleus, nucleus

c) Cytoplasm, nucleus

d) Nucleus, nucleolous

Answer : A

 

Question : Cell wall

a) All are correct

b) Contains minerals like calcium carbonate in certain algae

c) Helps in cell to cell interaction

d) Helps in cell to cell interaction

Answer : A

 

Question : Golgi bodies are involved in

a) All of the above

b) Modification of proteins

c) Synthesis of glycolipids

d) Recycling of broken plasma membrane during endocytosis

Answer : A

 

Question : Aleuroplasts, amyloplasts and elaioplasts

a) Store protein, starch and fat respectively

b) Help in photolysis of water

c) Store reserve food and pigments

d) Divide by multiple fission

Answer : A

 

Question : Reformation of nucleolus, golgi complex and ER occurs in

a) Anaphase

b) Metaphase

c) Both

d) None of these

Answer : A

 

Question : Which group of organelles is involved in synthesis of substances needed by cell?

a) Ribosome, RER, SER

b) RER, lysosome, vacuole

c) Lysosome, vacuole, ribosome

d) Noner of these

Answer : A

 

Question : Organelles can be separated from cell homogenate through 
a) chromatography
b) X-rays diffraction
c) differential centrifugation
d) auto-radiography
Answer : C
 
Question : Electron microscope has a high resolution power. This is due to 
a) electromagnetic lenses
b) very low wavelength of electron beam
c) low wavelength of light source used
d) high numerical aperture of glass lenses used
Answer : B
 
Question : Magnification of compound microscope is not connected with
a) numerical aperture
b) focal length of objective
c) focal length of eye piece
d) tube length
Answer : A
 
Question : Resolution power is the ability to 
a) distinguish two trees
b) distinguish two close objects
c) distinguish amongst organelles
d) magnify image
Answer : B
 
Question : Angstrom (Å) is equal to
a) 0.01 μm
b) 0.001μm
c) 0.0001μm
d) 0.00001 μm
Answer : C
 
Question : Binding of specific protein on regulatory DNA sequence can be studied by means of
a) ultra centrifugation
b) electron microscope
c) light microscope
d) X-rays crystallography
Answer : D
 
Question : A student wishes to study the cell structure under a light microscope having 10X eyepiece and 45X objective. He should illuminate the object by which one of the following colours of light so as to get the best possible resolution? 
a) Blue 
b) Green
c) Yellow
d) Red
Answer : A
 
Question : A major break through in the studies of cells came with the development of electron microscope. This is because 
a) the resolving power of the electron microscope is 200-350 nm as compared to 0.1- 0.2 for the light microscope
b) electron beam can pass through thick materials, whereas light microscopy required thin sections
c) the electron microscope is more powerful than the light microscope as it uses a beam of electrons which has wavelength much longer than that of photons
d) the resolution power of the electron microscope is much higher than that of the light microscope
Answer : D
 
Question : Gel electrophoresis is used for 
a) cutting of DNA into fragments
b) separation of DNA fragments according to their size
c) construction of recombinant DNA by joining with cloning vectors
d) isolation of DNA molecule
Answer : B
 
Question : Polyribosomes are aggregates of  
a) ribosomes and rRNA 
b) only rRNA 
c) peroxisomes 
d) several ribosomes held together by string of mRNA
Answer : D
 
Question : Plasma membrane is made up of  
a) proteins and carbohydrates 
b) proteins and lipids 
c) proteins, lipids and carbohydrates 
d) proteins, some nucleic acid and lipids
Answer : C
 
Question : Fluid mosaic model of cell membrane was put forward by  
a) Danielli and Davson 
b) Singer and Nicolson 
c) Garner and Allard 
d) Watson and Crick 
Answer : B
 
Question : Addition of new cell wall particles amongst the existing ones is  
a) deposition 
b) apposition 
c) intussusception 
d) aggregation 
Answer : B
 
Question : Cell wall shows  
a) complete permeability 
b) semi-permeability 
c) differential permeability 
d) impermeability 
Answer : A
 
Question : Ribosomes were discovered by  
a) Golg
b) Porter 
c) de Robertis 
d) Palade 
Answer : D
 
Question : Ribosomes are the centre for  
a) respiration 
b) photosynthesis 
c) protein synthesis 
d) fat synthesis 
Answer : C
 
Question : An outer covering membrane is absent over 
a) nucleolus 
b) lysosome 
c) mitochondrion 
d) plastids
Answer : A
 
Question : All plastids have similar structure because they can 
a) store starch, lipids and proteins 
b) get transformed from one type to another 
c) perform same function 
d) be present together
Answer : B
 
Question : Oxysomes or F-F1 particles occur on 
a) thylakoids 
b) mitochondrial surface 
c) inner mitochondrial membrane 
d) chloroplast surface
Answer : C

Question : Which one is apparato reticulare interno? 
a) Golgi apparatus
b) Endoplasmic reticulum
c) Microfilaments
d) Microtubules
Answer : A

Question : Which is correct about cell theory in view of current status of our knowledge about cell structure?
a) It needs modification due to discovery of subcellular structures like chloroplasts and mitochondria 
b) Modified cell theory means that all living beings are composed of cells capable of reproducing 
c) Cell theory does not hold good because all living beings do not have cellular organisation (eg, viruses) 
d) Cell theory means that all living objects consist of cells whether or not capable of reproducing
Answer : C
 
Question : In plant cells, peroxisomes are associated with
a) photorespiration
b) phototropism 
c) photoperiodism
d) photosynthesis
Answer : A
 
Question : Name of Schleiden and Schwann are associated with 
a) protoplasm as the physical basis of life 
b) cell theory 
c) theory of cell lineage 
d) nucleus functions as control centre of cell
Answer : B
 
Question : Membranous bag with hydrolytic enzymes which is used for controlling intracellular digestion of macromolecules is
a) endoplasmic reticulum 
b) nucleosome 
c) lysosome 
d) phagosome
Answer : C
 
Question : Golgi apparatus is absent in
a) higher plants
b) yeast 
c) bacteria and blue-green algae 
d) None of the above
Answer: B
 
Question : Inner membrane convolutions of a mitochondrion are known as
a) lamellae
b) thylakoids 
c) grana 
d) cristae
Answer : D
 
Question : Cell organelles having hydrolases/digestive enzymes are
a) peroxisomes 
b) lysosomes 
c) ribosomes
d) mesosomes 
Answer : B
 
Question : Organelle/organoid involved in genetic engineering is
a) plasmid 
b) mitochondrion 
c) Golgi apparatus 
d) lomasome
Answer : A
 
Question : Mitochondrial cristae are sites of 
a) breakdown of macromolecules 
b) protein synthesis 
c) phosphorylation of flavoproteins 
d) oxidation-reduction reactions
Answer : D
 
Question : Organelle having flattened membrane bound cisternae and lying near the nucleus is  
a) Golgi apparatus 
b) mitochondrion 
c) centriole 
d) nucleolus
Answer : A
 
Question : Series of reactions which can convert fatty acids to sugars in plants but not in animals is
a) Krebs cycle 
b) glyoxylate cycle 
c) Ornithine cycle
d) glycolysis
Answer : B
 
Question : The prokaryotic flagella possess 
a) unit membrane enclosed fibre 
b) protein membrane enclosed fibre 
c) ‘9+2’ membrane enclosed structure 
d) helically arranged protein molecule
Answer : D
 
Question : The desmosomes are concerned with
a) cytolysis
b) cell division 
c) cell adherence
 d) cellular excretion
Answer : C
 
Question : The function of rough endoplasmic reticulum is
a) fat synthesis 
b) lipid synthesis 
c) protein synthesis 
d) steroid synthesis
Answer : C
 
Question : Lysosomes have a high content of
a) hydrolytic enzymes 
b) lipoproteins 
c) polyribosomes 
d) DNAligases
Answer : A
 
Question : Protein synthesis in an animal cell takes place
a) only in cytoplasm 
b) in the nucleolus as well as in the cytoplasm 
c) in the cytoplasm as well as in mitochondria 
d) only on ribosomes attached to nucleus
Answer : C
 
Question : The mechanism of ATP formation both in chloroplast and mitochondria is explained by
a) Relay pump theory of Godlewski 
b) Cholodny-Went’s model 
c) Chemiosmotic theory 
d) Munch’s mass flow hypothesis
Answer : C
 
Question : The proteins are synthesized at
a) ribosomes
b) mitochondria 
c) centrosomes
d) Golgi bodies
Answer : A
 
Question : Microtubule is involved in the
a) cell division 
b) membrane architecture 
c) muscle contraction
d) DNA recognition
Answer : A
 
Question : Some of the enzymes which are associated in converting fats into carbohydrates, are present in 
a) liposomes 
b) Golgi bodies 
c) microsomes 
d) glyoxysomes
Answer : D
 
Question : Photosynthetic bacteria have pigments in 
a) chromoplasts 
b) leucoplasts 
c) chloroplasts 
d) chromatophore
Answer : D
 
Question : Which of the following organ has single membrane?
a) Nucleus
b) Cell wall 
c) Mitochondria 
d) Spherosomes
Answer : D
 
Question : Lysosomes are reservoirs of
a) RNA and protein 
b) fats 
c) secretory glycoproteins 
d) hydrolytic enzymes
Answer : D
 
Question : In an animal cell, protein synthesis takes place
a) only on the ribosomes present in cytosol 
b) only on ribosomes attached to nuclear envelope and ER 
c) on ribosomes present in the nucleolus as well as in cytoplasm 
d) on ribosomes present in the cytosol as well as in the mitochondria
Answer : D
 
Question : The cell organelle involved in glycosylation of protein is 
a) ribosome 
b) peroxisome 
c) endoplasmic reticulum 
d) mitochondria
Answer : C
 
Question : Microtubules absent in
a) mitochondria
b) centriole 
c) flagella
d) spindle fibres
Answer : A
 
Question : In fluid mosaic model of plasma membrane
a) upper layer is non-polar and hydrophilic 
b) upper layer is polar and hydrophobic 
c) phospholipids form a bimolecular layer in middle part 
d) proteins form a middle layer
Answer : C
 
Question : In which one of the following is nitrogen not a constituent?
a) Pepsin 
b) Idioblast 
c) Bacteriochlorophyll 
d) Invertase
Answer : B
 
Question : Flagella of prokaryotic and eukaryotic cells differ in 
a) type of movement and placement in cell 
b) location in cell and mode of functioning 
c) microtubular organization and type of movement 
d) microtubular organization and function
Answer : C
 
Question : Extra nuclear inheritance is a consequence of presence of genes in 
a) mitochondria and chloroplasts 
b) endoplasmic reticulum and mitochondria 
c) ribosomes and chloroplast 
d) lysosomes and ribosomes
Answer : A
 
Question : In chloroplasts, chlorophyll is present in the
a) outer membrane 
b) inner membrane 
c) thylakoids 
d) stroma
Answer : C
 
Question : 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
Answer : D
 
Question : Genes for cytoplasmic male sterility in plants are generally located in
a) mitochondrial genome 
b) cytosol 
c) chloroplast genome 
d) nuclear genome
Answer : A
 
Question : Chlorophyll in chloroplast is located in 
a) grana 
b) pyrenoid 
c) stroma
d) Both a) and c)
Answer : A
 
Question : Protein synthesis in an animal cell occurs 
a) only on the ribosomes present in cytosol 
b) only on ribosomes attached to the nuclear envelope and endoplasmic reticulum 
c) on ribosomes present in the nucleolus as well as in cytoplasm 
d) on ribosomes present in cytoplasm as well as in mitochondria
Answer : D
 
Question : 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
Answer : B
 
Question : Which of the following statements regarding mitochondrial membrane is not correct? 
a) The enzymes of the electron transfer chain are embedded in the outer membrane
b) The inner membrane is highly convoluted forming a series of infoldings
c) The outer membrane resembles a sieve 
d) The outer membrane is permeable to all kinds of molecules
Answer : A
 
Question : During photorespiration, the oxygen consuming reaction occurs in  
a) stroma of chloroplasts and mitochondria 
b) stroma of chloroplasts and peroxisomes 
c) grana of chloroplasts and peroxisomes 
d) stroma of chloroplasts
Answer : B
 
Question : Select the wrong statement from the following 
a) both chloroplasts and mitochondria contain an inner and an outer membrane 
b) both chloroplasts and mitochondria have an internal compartment, the thylakoid space bounded by the thylakoid membrane 
c) both chloroplasts and mitochondria contain DNA
d) the chloroplasts are generally much larger than mitochondria
Answer : B

Question : Organelles can be separated from cell homogenate through 

a) chromatography
b) X-rays diffraction
c) differential centrifugation
d) auto-radiography
 
Question : Electron microscope has a high resolution power. This is due to 
a) electromagnetic lenses
b) very low wavelength of electron beam
c) low wavelength of light source used
d) high numerical aperture of glass lenses used
 
Question : Magnification of compound microscope is not connected with
a) numerical aperture
b) focal length of objective
c) focal length of eye piece
d) tube length
 
Question : Resolution power is the ability to 
a) distinguish two trees
b) distinguish two close objects
c) distinguish amongst organelles
d) magnify image
 
Question : Angstrom (Å) is equal to
a) 0.01 μm b) 0.001μm
c) 0.0001μm d) 0.00001 μm
 
Question : Binding of specific protein on regulatory DNA sequence can be studied by means of
a) ultra centrifugation
b) electron microscope
c) light microscope
d) X-rays crystallography
 
Question : A student wishes to study the cell structure under a light microscope having 10X eyepiece and 45X objective. He should illuminate the object by which one of the following colours of light so as to get the best possible resolution? 
a) Blue b) Green
c) Yellow d) Red
 
Question : A major break through in the studies of cells came with the development of electron microscope. This is because 
a) the resolving power of the electron microscope is 200-350 nm as compared to 0.1- 0.2 for the light microscope
b) electron beam can pass through thick materials, whereas light microscopy required thin sections
c) the electron microscope is more powerful than the light microscope as it uses a beam of electrons which has wavelength much longer than that of photons
d) the resolution power of the electron microscope is much higher than that of the light microscope
 
Question : Gel electrophoresis is used for 
a) cutting of DNA into fragments
b) separation of DNA fragments according to their size
c) construction of recombinant DNA by joining with cloning vectors
d) isolation of DNA molecule
 
Question : Polyribosomes are aggregates of  
a) ribosomes and rRNA 
b) only rRNA 
c) peroxisomes 
d) several ribosomes held together by string of mRNA
 
 
Question : Plasma membrane is made up of  
a) proteins and carbohydrates 
b) proteins and lipids 
c) proteins, lipids and carbohydrates 
d) proteins, some nucleic acid and lipids
 
 
Question : Fluid mosaic model of cell membrane was put forward by  
a) Danielli and Davson 
b) Singer and Nicolson 
c) Garner and Allard 
d) Watson and Crick 
 
Question : Addition of new cell wall particles amongst the existing ones is  
a) deposition b) apposition 
c) intussusception 
d) aggregation 
 
Question : Cell wall shows  
a) complete permeability 
b) semi-permeability 
c) differential permeability 
d) impermeability 
 
Question : Ribosomes were discovered by  
a) Golgi b) Porter 
c) de Robertis d) Palade 
 
Question : Ribosomes are the centre for  
a) respiration 
b) photosynthesis 
c) protein synthesis 
d) fat synthesis 
 
Question : An outer covering membrane is absent over 
a) nucleolus 
b) lysosome 
c) mitochondrion 
d) plastids
 
Question : All plastids have similar structure because they can 
a) store starch, lipids and proteins 
b) get transformed from one type to another 
c) perform same function 
d) be present together
 
Question : Oxysomes or F0-F1 particles occur on 
a) thylakoids 
b) mitochondrial surface 
c) inner mitochondrial membrane 
d) chloroplast surface
 

Question : Which one is apparato reticulare interno? 

a) Golgi apparatus 

b) Endoplasmic reticulum

c) Microfilaments

d) Microtubules

 
Question : Which is correct about cell theory in view of current status of our knowledge about cell structure?  
a) It needs modification due to discovery of subcellular structures like chloroplasts and mitochondria 
b) Modified cell theory means that all living beings are composed of cells capable of reproducing 
c) Cell theory does not hold good because all living beings do not have cellular  organisation (eg, viruses) 
d) Cell theory means that all living objects consist of cells whether or not capable of reproducing
 
Question : In plant cells, peroxisomes are associated with  
a) photorespiration
b) phototropism 
c) photoperiodism
d) photosynthesis
 
Question : Name of Schleiden and Schwann are associated with 
a) protoplasm as the physical basis of life 
b) cell theory 
c) theory of cell lineage 
d) nucleus functions as control centre of cell
 
Question : Membranous bag with hydrolytic enzymes which is used for controlling intracellular digestion of macromolecules is  
a) endoplasmic reticulum 
b) nucleosome 
c) lysosome 
d) phagosome
 
Question : Golgi apparatus is absent in  
a) higher plants
b) yeast 
c) bacteria and blue-green algae 
d) None of the above
 
Question : Inner membrane convolutions of a mitochondrion are known as  
a) lamellae
b) thylakoids 
c) grana
d) cristae
 
Question : Cell organelles having hydrolases/digestive enzymes are  
a) peroxisomes
b) lysosomes 
c) ribosomes
d) mesosomes 
 
Question : Organelle/organoid involved in genetic engineering  is  
a) plasmid 
b) mitochondrion 
c) Golgi apparatus 
d) lomasome
 
Question : Mitochondrial cristae are sites of 
a) breakdown of macromolecules 
b) protein synthesis 
c) phosphorylation of flavoproteins 
d) oxidation-reduction reactions
 
Question : Organelle having flattened membrane bound cisternae and lying near the nucleus is  
a) Golgi apparatus 
b) mitochondrion 
c) centriole 
d) nucleolus
 
Question : Series of reactions which can convert fatty acids to sugars in plants but not in animals is  
a) Krebs cycle
b) glyoxylate cycle 
c) Ornithine cycle
d) glycolysis
 
Question : The prokaryotic flagella possess 
a) unit membrane enclosed fibre 
b) protein membrane enclosed fibre 
c) ‘9+2’ membrane enclosed structure 
d) helically arranged protein molecule
 
Question : The desmosomes are concerned with  
a) cytolysis
b) cell division 
c) cell adherence
d) cellular excretion
 
Question : The function of rough endoplasmic reticulum is  
a) fat synthesis 
b) lipid synthesis 
c) protein synthesis 
d) steroid synthesis
 
Question : Lysosomes have a high content of  
a) hydrolytic enzymes 
b) lipoproteins 
c) polyribosomes 
d) DNAligases
 
Question : Protein synthesis in an animal cell takes place  
a) only in cytoplasm 
b) in the nucleolus as well as in the cytoplasm 
c) in the cytoplasm as well as in mitochondria 
d) only on ribosomes attached to nucleus
 
Question : The mechanism of ATP formation both in chloroplast and mitochondria is explained by  
a) Relay pump theory of Godlewski 
b) Cholodny-Went’s model 
c) Chemiosmotic theory 
d) Munch’s mass flow hypothesis
 
Question : The proteins are synthesized at  
a) ribosomes
b) mitochondria 
c) centrosomes
d) Golgi bodies
 
Question : Microtubule is involved in the  
a) cell division 
b) membrane architecture 
c) muscle contraction
d) DNA recognition
 
Question : Some of the enzymes which are associated in converting fats into carbohydrates, are present in 
a) liposomes 
b) Golgi bodies 
c) microsomes 
d) glyoxysomes
 
Question : Photosynthetic bacteria have pigments in 
a) chromoplasts 
b) leucoplasts 
c) chloroplasts 
d) chromatophore
 
Question : Which of the following organ has single membrane?  
a) Nucleus
b) Cell wall 
c) Mitochondria
d) Spherosomes
 
Question : Lysosomes are reservoirs of  
a) RNA and protein 
b) fats 
c) secretory glycoproteins 
d) hydrolytic enzymes
 
Question : In an animal cell, protein synthesis takes place  
a) only on the ribosomes present in cytosol 
b) only on ribosomes attached to nuclear envelope and ER 
c) on ribosomes present in the nucleolus as well as in cytoplasm 
d) on ribosomes present in the cytosol as well as in the mitochondria
 
Question : The cell organelle involved in glycosylation of protein is 
a) ribosome 
b) peroxisome 
c) endoplasmic reticulum 
d) mitochondria
 
Question : Microtubules absent in  
a) mitochondria
b) centriole 
c) flagella
d) spindle fibres
 
Question : In fluid mosaic model of plasma membrane  
a) upper layer is non-polar and hydrophilic 
b) upper layer is polar and hydrophobic 
c) phospholipids form a bimolecular layer in middle part 
d) proteins form a middle layer
 
Question : In which one of the following is nitrogen not a constituent?  
a) Pepsin 
b) Idioblast 
c) Bacteriochlorophyll 
d) Invertase
 
Question : Flagella of prokaryotic and eukaryotic cells differ in 
a) type of movement and placement in cell 
b) location in cell and mode of functioning 
c) microtubular organization and type of movement 
d) microtubular organization and function
 
Question : Extra nuclear inheritance is a consequence of presence of genes in 
a) mitochondria and chloroplasts 
b) endoplasmic reticulum and mitochondria 
c) ribosomes and chloroplast 
d) lysosomes and ribosomes
 
Question : In chloroplasts, chlorophyll is present in the  
a) outer membrane 
b) inner membrane 
c) thylakoids 
d) stroma
 
Question : 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
 
Question : Genes for cytoplasmic male sterility in plants are generally located in  
a) mitochondrial genome 
b) cytosol 
c) chloroplast genome 
d) nuclear genome
 
Question : Chlorophyll in chloroplast is located in 
a) grana
b) pyrenoid 
c) stroma
d) Both a) and c)
 
Question : Protein synthesis in an animal cell occurs 
a) only on the ribosomes present in cytosol 
b) only on ribosomes attached to the nuclear envelope and endoplasmic reticulum 
c) on ribosomes present in the nucleolus as well as in cytoplasm 
d) on ribosomes present in cytoplasm as well as in mitochondria
 
Question : 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
 
Question : Which of the following statements regarding mitochondrial membrane is not correct? 
a) The enzymes of the electron transfer chain are embedded in the outer membrane
b) The inner membrane is highly convoluted forming a series of infoldings
c) The outer membrane resembles a sieve 
d) The outer membrane is permeable to all kinds of molecules
 
Question : During photorespiration, the oxygen consuming reaction occurs in  
a) stroma of chloroplasts and mitochondria 
b) stroma of chloroplasts and peroxisomes 
c) grana of chloroplasts and peroxisomes 
d) stroma of chloroplasts
 
Question : Select the wrong statement from the following 
a) both chloroplasts and mitochondria contain an inner and an outer membrane 
b) both chloroplasts and mitochondria have an internal compartment, the thylakoid space bounded by the thylakoid membrane 
c) both chloroplasts and mitochondria contain DNA
d) the chloroplasts are generally much larger than mitochondria
Chapter 01 The Living World
CBSE Class 11 Biology The Living Organism MCQs
CBSE Class 11 Biology The Living World MCQs
Chapter 02 Biological Classification
CBSE Class 11 Biology Biological Classification MCQs
Chapter 03 Plant Kingdom
CBSE Class 11 Biology Plant Kingdom MCQs
Chapter 04 Animal Kingdom
CBSE Class 11 Biology Animal Kingdom MCQs
Chapter 05 Morphology of Flowering Plants
CBSE Class 11 Biology Morphology of Flowering Plants MCQs
Chapter 06 Anatomy of Flowering Plants
CBSE Class 11 Biology Anatomy of Flowering Plants MCQs
Chapter 07 Structural Organisation in Animals
CBSE Class 11 Biology Structural Organisation in Animals MCQs
Chapter 08 Cell The Unit of Life
CBSE Class 11 Biology Cell The Unit of Life MCQs
Chapter 09 Biomolecules
CBSE Class 11 Biology Biomolecules MCQs
Chapter 10 Cell Cycle and Cell Division
CBSE Class 11 Biology Cell Cycle and Cell Division MCQs
Chapter 11 Transport in Plants
CBSE Class 11 Biology Transport In Plants MCQs
Chapter 12 Mineral Nutrition
CBSE Class 11 Biology Mineral Nutrition MCQs
Chapter 13 Photosynthesis in Higher Plants
CBSE Class 11 Biology Photosynthesis in Higher Plants MCQs
Chapter 14 Respiration in Plants
CBSE Class 11 Biology Respiration in Plants MCQs
Chapter 15 Plant Growth and Development
CBSE Class 11 Biology Plant Growth and Development MCQs
Chapter 16 Digestion and Absorption
CBSE Class 11 Biology Digestion and Absorption MCQs
Chapter 17 Breathing and Exchange of Gases
CBSE Class 11 Biology Breathing and Exchange of Gases MCQs
Chapter 18 Body Fluids and Circulation
CBSE Class 11 Biology Body Fluids and Circulation MCQs
Chapter 19 Excretory Products and their Elimination
CBSE Class 11 Biology Excretory Products and Their Elimination MCQs
Chapter 20 Locomotion and Movement
CBSE Class 11 Biology Locomotion and Movement MCQs
Chapter 21 Neural Control and Coordination
CBSE Class 11 Biology Neural Control and Coordination MCQs
Chapter 22 Chemical Coordination and Integration
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MCQs for Biology CBSE Class 11 Chapter 8 Cell The Chapter of Life

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Chapter 8 Cell The Chapter of Life MCQs Biology CBSE Class 11

All MCQs given above for Class 11 Biology have been made as per the latest syllabus and books issued for the current academic year. The students of Class 11 can refer to the answers which have been also provided by our teachers for all MCQs of Biology so that you are able to solve the questions and then compare your answers with the solutions provided by us. We have also provided lot of MCQ questions for Class 11 Biology so that you can solve questions relating to all topics given in each chapter. All study material for Class 11 Biology students have been given on studiestoday.

Chapter 8 Cell The Chapter of Life CBSE Class 11 MCQs Biology

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CBSE MCQs Biology Class 11 Chapter 8 Cell The Chapter of Life

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Where can I download latest CBSE MCQs for Class 11 Biology Chapter 8 Cell The Chapter of Life

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Multiple Choice Questions (MCQs) for Chapter 8 Cell The Chapter of Life Class 11 Biology are objective-based questions which provide multiple answer options, and students are required to choose the correct answer from the given choices.

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