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NEET Biology · Cell: The Unit of Life · Set 3 (Q61-87)

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  1. 61.
    The important site for the formation of glycoproteins and glycolipids is
    1. (1)Golgi apparatus
    2. (2)Plastid
    3. (3)Lysosome
    4. (4)Vacuole
  2. 62.
    Which of the following is the incorrect matching of three items and their grouping category?
    1. (1)ER, Golgi body, lysosome – Endomembrane system
    2. (2)Chromoplast, chloroplast, leucoplast – Plastids
    3. (3)Amyloplast, elaioplast, aleuroplast – Leucoplast
    4. (4)Abrin, ricin, concanavalin – Toxins
  3. 63.
    The structures that are formed by the stacking of organized flattened membranous sacs in the chloroplast are
    1. (1)Cristae
    2. (2)Grana
    3. (3)Stroma lamellae
    4. (4)Stroma
  4. 64.
    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.
    1. (1)Part (A) : Matrix - major site for respiratory chain enzymes
    2. (2)Part (D) : Outer membrane - gives rise to inner membrane by splitting
    3. (3)Part (B) : Inner membrane – forms infoldings called cristae
    4. (4)Part (C) : Cristae - possess single circular DNA molecule and ribosomes
  5. 65.
    Identify the components labelled A, B, C and D in the diagram below from the list (i) to (vii)
    given along with:

    Components:
    (i) Cristae of mitochondria (ii) Inner membrane of mitochondria
    (iii) Cytoplasm (iv) Smooth endoplasmic reticulum
    (v) Rough endoplasmic reticulum (vi) Mitochondrial matrix
    (vii) Cell vacuole (viii) Nucleus
    The correct components are:
    A B C D
    1. (1)(v) (iv) (viii) (iii)
    2. (2)(i) (iv) (viii) (vi)
    3. (3)(vi) (v) (iv) (vii)
    4. (4)(v) (i) (iii) (ii)
  6. 66.
    Which one of the following organelle in the figure correctly matches with its function?
    1. (1)Rough endoplasmic reticulum, formation of glycoproteins
    2. (2)Golgi apparatus, protein synthesis
    3. (3)Golgi apparatus, formation of glycolipids
    4. (4)Rough endoplasmic reticulum, protein synthesis
  7. 67.
    Identify the components labelled A, B ,C and D in the diagram below from the list (i) to (viii) given with

    Components:
    (i) Cristae of mitochondria
    (ii) Inner membrane of mitochondria
    (iii) Cytoplasm
    (iv) Smooth endoplasmic reticulum
    (v) Rough endoplasmic reticulum
    (vi) Mitochondrial matrix
    (vii) Cell vacuole
    (viii) Nucleus
    The correct component are :
    A B C D
    1. (1)(i) (iv) (viii) (vi)
    2. (2)(vi) (v) (iv) (vii)
    3. (3)(v) (i) (iii) (ii)
    4. (4)(v) (iv) (viii) (iii)
  8. 68.
    The figure below shows the structure of a mitochondrion with its four parts labelled as A, B,
    C and D. Identify the parts:
    1. (1)D (outer membrane) – gives rise to inner membrane by splitting
    2. (2)B (inner membrane) – forms infolding called cristae
    3. (3)C (crista) – possesses single circular DNA molecule and ribosomes
    4. (4)A (matrix) – major site for respiratory chain enzymes
  9. 69.
    True nucleus is absent in
    1. (1)Anabaena
    2. (2)Mucor
    3. (3)Vaucheria
    4. (4)Volvox
  10. 70.
    The middle lamella is
    1. (1)A lignified layer which glues the neighbouring cells together.
    2. (2)A membrane which connects cell membrane and cell wall.
    3. (3)A structure which connects the cytoplasm of neighbouring cells.
    4. (4)A layer which holds the different neighbouring cells together
  11. 71.
    Nuclear envelope is a derivative of
    1. (1)Smooth endoplasmic reticulum
    2. (2)Membrane of Golgi complex
    3. (3)Microtubules
    4. (4)Rough endoplasmic reticulum
  12. 72.
    The motile bacteria are able to move by
    1. (1)Fimbriae
    2. (2)Flagella
    3. (3)Cilia
    4. (4)Pili
  13. 73.
    The Golgi complex plays a major role
    1. (1)In trapping the light and transforming it into chemical energy.
    2. (2)In digesting proteins and carbohydrates.
    3. (3)As energy transferring organelles.
    4. (4)In post translational modification of proteins and glycosidation of lipid
  14. 74.
    What is true about ribosomes?
    1. (1)These are found only in eukaryotic cells
    2. (2)These are self-splicing introns of some RNAs
    3. (3)The prokaryotic ribosomes are 80Swhere "S" stands for sedimentation coefficient
    4. (4)These are composed of ribonucleic acid and proteins
  15. 75.
    DNA is not present in
    1. (1)Chloroplast
    2. (2)Ribosomes
    3. (3)Nucleus
    4. (4)Mitochondria
  16. 76.
    Plasmodesmata are :-
    1. (1)Connections between adjacent cells
    2. (2)Lignified cemented layers between cells
    3. (3)Locomotary structures
    4. (4)Membranes connecting the nucleus with plasmalemma
  17. 77.
    Select the incorrect match :
    1. (1)Lampbrush – Diplotene bivalents chromosomes
    2. (2)Allosomes – Sex chromosomes
    3. (3)Submetacentric– L-shaped chromososmes chromosomes
    4. (4)Polytene – Oocytes of amphibians chromosomes
  18. 78.
    DNA is not present in :-
    1. (1)Ribosomes
    2. (2)Nucleus
    3. (3)Mitochondria
    4. (4)Chloroplast
  19. 79.
    Select the mismatch
    1. (1)Large central vacuoles – Animal cells
    2. (2)Protists-Eukaryotes
    3. (3)Methanogens-Prokaryotes
    4. (4)Gas vacuoles-Green bacteria
  20. 80.
    A protoplast is a cell :
    1. (1)without cell wall
    2. (2)without plasma membrane
    3. (3)without nucleus
    4. (4)undergoing division
  21. 81.
    Middle lamella is composed mainly of :-
    1. (1)Phosphoglycerides
    2. (2)Hemicellulose
    3. (3)Muramic acid
    4. (4)Calcium pectate
  22. 82.
    Cytoskeleton is made up of :-
    1. (1)Proteinaceous filaments
    2. (2)Calcium carbonate granules
    3. (3)Callose deposits
    4. (4)Cellulosic microfibrils
  23. 83.
    What is true about ribosomes?
    1. (1)The prokaryotic ribosomes are 80S, where ‘S’ stands for sedimentation coefficient.
    2. (2)These are composed of ribonucleic acid and proteins.
    3. (3)These are found only in eurkaryotic cells.
    4. (4)These are self-splicing introns of some RNAs.
  24. 84.
    Membrane-bound organelles are absent in
    1. (1)Saccharomyces
    2. (2)Streptococcus
    3. (3)Chlamydomonas
    4. (4)Plasmodium
  25. 85.
    Microtubules are the constituents of:
    1. (1)Cilia, Flagella and Peroxisomes
    2. (2)Spindle fibres, Centrioles and Cilia
    3. (3)Centrioles, Spindle fibres and Chromatin
    4. (4)Centrosome, Nucleosome and Centrioles
  26. 86.
    Vacuole in a plant cell :-
    1. (1)Lacks membrane and contains air
    2. (2)Lacks membrane and contains water and excretory substances
    3. (3)Is membrane-bound and contains storage proteins and lipids
    4. (4)is membrane-bound and contains water and excretory substances
  27. 87.
    Select he wrong statement.
    1. (1)Pili and fimbriae are mainly involved in motility of bacteria cells
    2. (2)Cyanobacteria lack flagellated cells
    3. (3)Mycoplasma is a wall-less microorganism
    4. (4)Bacterial cell wall is made up of peptidoglycan