Cell The Unit Of Life Test-01

Cell The Unit Of Life Test-01

This is Cell The Unit Of Life Test-01 for CBSE class 11 Biology.. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
New cells generate from
  • A
    Pre-existing cells
    Correct
  • B
    Regeneration of old cells
  • C
    Abiotic materials
  • D
    Embryo
2
Who first saw and described a live cell?
  • A
    M. Schleiden
  • B
    R. Virchow
  • C
    A.V.Leeuwenhoek
    Correct
  • D
    T. Schwann
3
Cytoskeleton is made of
  • A
    Protienaceous filaments
    Correct
  • B
    Calcium carbonate granules
  • C
    Callose deposit
  • D
    Cellulose microfibrils
4
Select the incorrect matching
  • A
    Cristae --- Mitochondria
  • B
    Thylakoid – chloroplast
  • C
    Chromosome—RNA
    Correct
  • D
    Digestive enzyme – Lysosome
5
Which is common in plant and animal cells
  • A
    Centrioles
  • B
    Central vacuoles
  • C
    Plastids
  • D
    Mitochondria
    Correct
6
Animal cell do not possess
  • A
    Ribosomes
  • B
    Centriole
  • C
    Plasmalemma
  • D
    Plamsodesmata
    Correct
7
The ability of a living somatic nucleated cell to form the complete organism is called
  • A
    Cell differentiation
  • B
    Cellular totipotancy
    Correct
  • C
    Regeneration
  • D
    Morphogenesis
8
The most recent and accepted model of plasma membrane is
  • A
    Fluid-Mosaic model
    Correct
  • B
    Robertson model
  • C
    Danielli and Davson model
  • D
    Lamellar model
9
Each centriole is surrounded by dense amorphous protoplasmic masses called
  • A
    Meta-molecule
  • B
    Massules
    Correct
  • C
    Cell granules
  • D
    Cytoplasmic particles
10
The photograph or diagram of metaphasicchromosome arranged in homologous pair according to their length and thickness, position of centromere is called
  • A
    None of these
  • B
    Karyogram
  • C
    Chromogram
  • D
    Idiogram
    Correct
11
The membrane complex formed infolding of plasma membrane in prokaryotic cells is called
  • A
    Centrioles
  • B
    Vacuoles
  • C
    Mitochondria
  • D
    Mesosome
    Correct
12
The smallest free living organism are
  • A
    Bacteria
  • B
    Viroids
  • C
    PPLOs
    Correct
  • D
    Virus
13
In certain bacteria, the glycocalyx is forms into loose sheath layer is called as
  • A
    Cell wall
  • B
    Slime layer
    Correct
  • C
    Capsule
  • D
    Cell membrane
14
The bacterial flagellum consists of
  • A
    Filament, hook, and fimbriae
  • B
    Filament, hook and basal body
    Correct
  • C
    Filament ,basal body, pili
  • D
    Filament, pili, and basal body
15
The rod shaped bacteria is called as
  • A
    Bacillus
    Correct
  • B
    Vibrio
  • C
    Spherical
  • D
    Spiral