First Year Biology Mcqs with Answers Chapter 4 | Class 11 Biology Mcq with Answers pdf  chapter wise test

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First Year Biology Mcqs with Answers Chapter 1

Chapter 4

The Cell

Encircle the most appropriate answer from the following options

1.         Which among of the following is true about chloroplast?

  1. It is underground part 
  2. It helps in pollination
  3. Self replicating organelle
  4. Involve in Lipid synthesis

2.         Which One among of the following is not double membranous structure choose one:

  1. Mitochondrion
  2. Vacuole
  3. Chloroplast
  4. Nucleus

3.         Tay Sach’s disease is because of choose one:

  1. Accumulation of proteins
  2. Accumulation of glycogen
  3. Accumulation of lipids
  4. Accumulation of vitamins

4.         Modification of proteins and lipids as glycopeptides and lipo-proteins occurs in choose one:

  1. Ribosomes     
  2. Golgi apparatus
  3. SER   
  4. All (A), (B) and (C)

5.         Ribosomes are chemically composed of choose one:

  1. Protein
  2. only DNA
  3. RNA   
  4. Both (A) + (C)

6.         Detoxification of harmful drugs is the function choose one:

  1. RER   
  2. SER
  3. Both (A) and (B)         
  4. None of the above

7.         Which type of cell would probably be most appropriate to study chloroplasts?

  1. Conducting cell
  2. Photosynthetic cell
  3. Pericycle cell 
  4. All options are correct

8.         Cell wall consists of choose one:

  1. One main layer          
  2. Two main layers
  3. Three main layers    
  4. Four main layers

9.         Leucoplasts are found in choose one:

  1. Petals 
  2. Ripened fruits
  3. Underground parts  
  4. Leaves

10.       What will be the intake of solid food by infloding of cell membrane is called choose one:

  1. Exocytosis     
  2. Pinocytosis
  3. Phagocytosis
  4. Both (B) and (C)

11.       Which among the following structure within a cell that distinguishes the cell as being eukaryotic, and prokaryotic is choose one:

  1. Ribosomes     
  2. Cell membrane
  3. Cell wall          
  4. Nucleus

12.       Which among the following Microtubules consist of helically stacked molecules of the protein choose one:

  1. Actin   
  2. Myosin
  3. Keratin
  4. Tubulin

13.       The microfilaments are composed of which among of the following  choose one:    

  1. Actin protein
  2. Gelatin protein
  3. Keratin protein
  4. Tubulin protein

14.       Lysosomes have which among the following  choose one:         

  1. Single-layered membrane
  2. Double-layered membrane
  3. Three-layered membrane      
  4. No membrane

15.       Which among the following are regularly assembled and disassembled during cell cycle?

  1. Microtubules
  2. Intermediate filaments
  3. Both (A) and (B)
  4. None of these

16.       Plant cell wall what among the following  choose one:      

  1. Provide rigidity to the cell
  2. Maintains cell shape
  3. Prevents expansion of cell    
  4. All (A), (B) and (C)

17.       In which organelle following reaction takes place?

6CO2 + 6H2O + Energy (from sunlight)   C6H12O6 + 6O2

  1. Mitochondrion
  2. Peroxisome
  3. Chloroplast   
  4. Glyoxysome

18.       SER is abundant in cells that are involved which among the following options  choose one:

  1. Lipid metabolism     
  2. Protein metabolism
  3. Glucose metabolism
  4. Calcium metabolism

19.       The transport vesicles from the Endoplasmic Reticulum (ER) fuse with the  of the Golgi apparatus.

  1. Cis face         
  2. Trans face
  3. Coated face   
  4. Both (A) and (B)

20.       The door to your house is like the of a cell membrane.

  1. Phospholipid bilayer   
  2. Integral protein
  3. Recognition protein
  4. Peripheral protein

21.       A semi permeable membrane is stretched across a chamber filled with water. The membrane is only permeable to water. 60 mg of salt is added to the left side of the chamber. Which among of the following will happen choose the correct option?

  1. Water will move toward the right side
  2. Salt will move toward the right side
  3. Water will move toward the left side
  4. Salt will move toward the left side

22.       Choose correct one among following Dye injected into a plant cell might be able to enter an adjacent cell through a choose one:

  1. Tight junction  
  2. Microtubule
  3. Desmosome  
  4. Plasmodesma

23.       What are the two faces of the Golgi body?

  1. Funny face and goofy face
  2. Coated face and non-coated face
  3. Saving face and loosing face
  4. Cis face and Trans face

24.       Adjacent plant cells are “cemented” together by choose one:

  1. Their primary walls    
  2. Their secondary walls
  3. A middle lamella
  4. Plasmodesmata

25.       What is a microscope’s ability to distinguish between separate objects that are close together?

  1. Magnification 
  2. Contrast
  3. Resolving power      
  4. Scanning power

26.       What is the power of the objective lens of a microscope if an eyepiece of power I()x is used and the total magnification of the object is 40x?

  1. 4
  2. 10
  3. 40       
  4. 400

27.       Within chloroplasts, light is captured by choose one:

  1. Grana within cisternae
  2. Thylakoids within grana
  3. Cisternae within grana
  4. Grana within thylakoids

28.       If a gene mutation prevents formation of an enzyme normally used by a lysosomes, a disease may result known as choose one:

  1. Lysosomal abstracted disease
  2. Lysosomal secretory disease
  3. Lysosomal storage disease
  4. All (A), (B) and (C)

29.       Sodium ions are “pumped” from a region of lower concentration to a region of higher concentration in the nerve cells of humans. This process is an example of which among the following options choose correct one choose one:

  1. Diffusion         
  2. Passive transport
  3. Osmosis
  4. Active transport

30.       The diagram below shows the structure of chloroplast. The structure labeled as x is choose one:

  1. Granum         
  2. Stroma
  3. Frets               
  4. Lamella

31.       Which among of the following correctly matches an organelle with its function?

  1. Mitochondrion . . . photosynthesis
  2. Nucleus . . . cellular respiration
  3. Ribosome . manufacture of lipids
  4. Central vacuole . . . storage

32.       By which of the following can movement of materials across animal cell membranes be accomplished?

I. Active transport, Il. Diffusion, Ill. Pinocytosis

  1. I only  
  2. 11 only
  3. l and 11 only
  4. All 1, 11, and 111

33.       Hydrogen peroxide degradation in a cell is a function of which among of the following  choose one:

  1. Ribosomes     
  2. Mitochondria
  3. Peroxisomes
  4. Glyoxisomes

34.       Cells are commonly studied in the lab. If you were examining various unlabelled slides of cells under the microscope, you could tell if the cell was from a plant by the presence of choose one:

  1. A nucleus       
  2. A cell membrane
  3. Cytoplasm
  4. A cell wall

35.       Ribosomes are constructed in the choose one:

  1. Endoplasmic reticulum
  2. Nucleoid
  3. Nucleolus
  4. Nuclear pore

36.       Each chloroplast encloses a system of flattened, membranous sacs called which among the following options  choose one:

  1. Cristae
  2. Thylakoids
  3. Plastids           
  4. Cisternae

37.       Which one of the following is an exception to cell theory?

  1. Bacteria          
  2. Viruses
  3. Protists
  4. Protozoans

38.       The site of enzymes directing the metabolic oxidation (respiration), ATP synthesis and considered as power house of cell are choose one:

  1. Lysosomes
  2. Microsomes
  3. Mitochondria
  4. Golgi apparatus

39.       Dictyosome is also known as choose one:

  1. Golgi body    
  2. Ribosome
  3. Lysosome      
  4. Peroxisome

40.       Biochemically the ribosome consists of  and some 50 structural

  1. mRNA, carbohydrates           
  2. tRNA, lipids
  3. mRNA, proteins         
  4. rRNA, proteins

41.       It is a mesh of interconnected membranes that serve a function involving protein synthesis and transport choose correct options from following .

  1. Endoplasmic reticulum
  2. Cytoskeleton
  3. Golgi apparatus
  4. Both (A) and (B)

42.       Plant cells contain the following 3 things not found in animal cells choose one:

  1. Plastids / Chlorophyll / Membrane
  2. Chloroplast / Cell wall / Golgi body
  3. Plastids / Cell wall / Chlorophyll
  4. Mitochondria / Cell wall / Nucleus

43.       The largest organelle in a mature living plant cell is the choose one:

  1. Chloroplast     
  2. Nucleus
  3. Central vacuole        
  4. Dictyosomes

44.       Which of the following structure-function pairs is mismatched choose correct one?

  1. Lysosome-intracellular digestion
  2. Golgi body-secretion of cell products
  3. Ribosome-protein synthesis
  4. Glyoxysome-detoxification

45.       The three-dimensional network of protein filaments within the cytoplasm of eukaryotic cells is called the which among the following  choose one:

  1. Endoplasmic reticulum          
  2. Golgi apparatus
  3. Cytoskeleton
  4. None of these

46.       Which of the following is not a membranous organelle?

  1. Lysosomes     
  2. Peroxisomes
  3. Centrioles     
  4. Mitochondria

47.       A cell that is missing lysosomes would have difficulty doing what among the following ?

  1. Digesting food         
  2. Storing energy
  3. Packaging proteins    
  4. Moving cytoplasm

48.       Which of the following cell part is described as a “fluid mosaic”?

  1. Chloroplast
  2. Vacuole
  3. Cell membrane         
  4. Endoplasmic reticulum

49.       What part of the cell serves as the intracellular highway?

  1. Endoplasmic reticulum       
  2. Golgi apparatus
  3. Cell membrane          
  4. Mitochondria

50.       Which of the following would you not find in a bacterial cell choose correct one ?

  1. DNA   
  2. Cell membrane
  3. Golgi apparatus       
  4. Ribosomes

51.       Somatic cells of a human have chromosomes and are called what among the following options  choose one:

  1. 10, haploid
  2. 92, diploid
  3. 23, haploid
  4. 46, diploid

52.       Choose one among of the following each chromosome consists of two identical choose one:

  • Genes
  • Nuclei
  • Chromatids   
  • Bases

53.       An animal has 80 chromosomes in its gametes, how many chromosomes would you expect to find in this animal’s brain cells among the following options ?

  1. 120     
  2. 240
  3. 40       
  4. 160

54.       The length of each mitochondrion is about choose one:

  1. 1.0 gm
  2. 0.2 
  3. 10 gm 
  4. 2.0 gm

55.       Isolation of cellular components to determine their chemical composition is called what among the following options  choose one:

  1. Cell differentiation
  2. Chromatography
  3. Cell fractionation     
  4. All of these

56.       According to mosaic model by Singer and Nicholson plasma membrane is composed of what among the following options  choose one:

  1. Phospholipids 
  2. Extrinsic proteins
  3. Intrinsic proteins         
  4. All of these

57.       Robert Brown is well known for his discovery of which among the following options  choose one:

  1. Chloroplast     
  2. Photometer
  3. Nucleus         
  4. Nucleolus

58.       Which organelle releases oxygen?      

  1. Mitochondrion
  2. Chloroplas
  3. Glyoxysome
  4. Both (A) and (B)

59.       Endoskeleton of a cell is made up of choose one:  

  1. Microtubules
  2. Microfilaments
  3. Intermediate filaments
  4. All of these

60.       Ribosomes are attached with ER by choose one:   

  1. Larger subunit
  2. Smaller subunit
  3. Na ion
  4. None of these

61.       The outer most layer of cell wall is choose one:       

  1. Primary wall
  2. Secondary wall
  3. Middle lamella          
  4. Plasma membrane

62.       Infoldings of inner membrane in mitochondria are called choose one:

  1. Grana
  2. Thyallkoids
  3. Cristae           
  4. Frets

63.       Chromosome with equal arms is called choose one:

  1. Metacentric   
  2. Sub-metacentric
  3. Acrocentric
  4. Telocentric

64.       A chromosome with the centromere located very close to one end so that the shorter arm is very small is termed as what among the following options  choose one:

  1. Telocentric     
  2. Sub-telocentric
  3. Acrocentric    
  4. Both (B) and (C)

65.       The matrix surrounding the grana in the inner membrane of chloroplasts is choose one:

  1. Cytoso
  2. Frets
  3. Stroma          
  4. Inter-granal lamellae

66.       A chromosome whose centromere lies at one end choose correct one  choose one:

  1. Sum-metacentric       
  2. Metacentric
  3. Telocentric
  4. Acrocentric

67.       Lysosomes arise from which among the following options  choose one:

  1. Nucleus          
  2. Endoplasmic reticulum
  3. Golgi apparatus       
  4. Cell membrane

68.       The primary structural components of centrioles are which among the following options  choose one:

  1. Microtubules
  2. Microfilaments
  3. Intermediate filaments
  4. Basal bodies

69.       The process of self-digestion of selective non-functional organelles by a cell through the action of enzymes originating within the cell is referred to as choose one:

  1. Pinocytosis     
  2. Endocytosis
  3. Autophagy    
  4. Cytotoxicity

70.       “Protein’s icebergs in a sea of lipids” is stated by choose one:

  1. Lamellar model
  2. Unit-membrane model
  3. Fluid-mosaic model 
  4. Micellar model

71.       The chloroplasts develop from choose one:

  1. ER
  2. Golgi complex
  3. Nuclear membrane    
  4. Proplastids

72.       Peroxisomes and Glyoxisomes are choose one:

  1. Energy transducers   
  2. Membrane-less organelles
  3. Micro bodies
  4. Basal bodies

73.       These are involved in conversion of fats to carbohydrates by oxidation of fats choose one:

  1. Peroxisomes  
  2. Microsomes
  3. Glyoxisomes
  4. Phagosomes

74.       Xanthophyll is a pigment having choose one:

  1. Yellow colour           
  2. Green colour
  3. Red colour     
  4. Blue colour

75.       The covering of vacuole is known as choose one: 

  1. Chromoplast  
  2. Chloroplast
  3. Amyloplast     
  4. Tonoplast

76.       Insulin is secreted from cells by a process called choose one:

  1. Endocytosis   
  2. Pinocytosis
  3. Phagocytosis 
  4. Exocytosis

77.       increases size of an object.

  1. Magnification
  2. Resolution
  3. Resolving power        
  4. Contrast

78.       The chromosome “B” in this diagram is choose one:

  1. Metacentric    
  2. Sub-metacentric
  3. Acrocentric
  4. Telocentric

79.       Select the correct for label “B” in this diagram choose one:

  1. Endoplasmic reticulum
  2. Peroxisome
  3. Golgi apparatus       
  4. Glyoxysome

80.       Which of the following organelles or structures is found in both plant and animal cells?

  1. Central vacuole          
  2. Tonoplast
  3. cell wall          
  4. Peroxisomes

81.       Erythrocytes have choose one:

  1. Only 5 or 6 pores/nucleue     
  2. Only 3 or 4 pores/nucleus
  3. Only 2 or 4 pores/nucleus      
  4. Only 4 or 5 pores/nucleus

82.       Chimpanzee has choose one:               

  1. 44 chromosomes       
  2. 47 chromosomes
  3. 48 chromosomes
  4. 46 chromosomes

83.       Which statement about nucleolus is not true?

  1. Without membranous boundary
  2. Hereditary center
  3. Synthesize site forrRNA
  4. Composed of two regions

84.       Which one of following is true about chloroplast?

  1. Self replicating organelles
  2. Found in underground parts of plants
  3. Involve in protein synthesis
  4. Help in pollination and dispersal of seeds.

85.       One of the following is not double membranous structure choose one:

  1. Chloroplast     
  2. Nucleus
  3. Mitochondria  
  4. Vacuole

86.       Tay Sach’s disease is because of choose one:

  1. Accumulation of glycogen
  2. Accumulation of vitamins
  3. Accumulation of lipids
  4. Accumulation of proteins

87.       Lysosomal sacs are rich in choose one:

  1. Acid Phosphatase and hydrolytic enzymes
  2. None of above
  3. Acid oxidase and hydrolytic enzymes
  4. Reductase and oxidases only.

88.       Modification of proteins and lipids as glycopeptides and glycoproteins occur in choose one:

  1. Golgi apparatus       
  2. Ribosomes
  3. SER
  4. All of above

89.       Ribosomes are chemically composed of choose one:

  1. Only Protein   
  2. only DNA
  3. only RNA
  4. Both (A) + (C)

90.       Golgi apparatus was discovered by Golgi in choose one:

  1. 1889   
  2. 1897
  3. 1896   
  4. 1898

91.       Detoxification of harmful drugs is the function of what among the following options  choose one:

  1. RER   
  2. SER
  3. (A) and (B) both         
  4. None of above

92.       Growth and development of plant is the function of choose one:

  1. Parenchymatous cells
  2. Chlorenchymatous cells
  3. Meristematic cells      
  4. Sclerenchymatous cells

93.       Omnis callula e cellula is hypothesized by choose one:

  1. Schleiden       
  2. Lorenz Oken
  3. Louis pasture  
  4. Rudolph Virchow

94.       Mitochondria are composed of choose one:

  1. Proteins only
  2. DNA only
  3. Enzyme, coenzyme, inorganic and organic salts
  4. All of above

95.       Which type of cell would probably be most appropriate to study chloroplasts?

  1. Conducting cell          
  2. Epidermal cell
  3. Photosynthetic cell  
  4. None of above

96.       Robert Hooke in 1665 reported his work about cell in his famous publication choose one:

  1. Insectia           
  2. Virology
  3. Micrographia
  4. Ecology

97.       Who reported the presence of nucleus in the cell.

  1. Robert Hook  
  2. Robert Brown
  3. Rudolph Virchow
  4. Lorenz Oken

98.       The soluble part of cytoplasm is choose one:

  1. Cytosole        
  2. Polysomes
  3. Cisternae        
  4. Chitin

99.       Various parts of cells are separated by choose one:

  1. Passive transport
  2. Density gradient   
  3. Active transport
  4. Homogenization         

100.    Cell membrance is chemically composed of lipids and choose one:

  1. Phagocytosis
  2. Protoplasm
  3. Active transport          
  4. Protein

101.    The movement of material, requires energy is called choose one:

  1. Active transport       
  2. Osmosis
  3. Passive transport       
  4. Diffusion

102.    The intake of solid food by infloding of cell membrane is called choose one:

  1. Chitin  
  2. Protein
  3. Phagocytosis
  4. Protoplasm

103.    Cell wall is secreted by choose one:   

  1. Phagocytosis
  2. Protoplasm
  3. Chitin  
  4. Polysomes

104.    Fungal cell wall contains choose one:

  1. Chitin 
  2. Polysomes
  3. Cytosol           
  4. Cisternae

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