New ! Biology MCQ Practise Tests



11th Standard English Medium Biology (Botany) Subject Cell - The Unit of Life Book Back 1 Mark Questions with Solution

11th Standard

    Reg.No. :
  •  
  •  
  •  
  •  
  •  
  •  

Biology

Time : 01:00:00 Hrs
Total Marks : 5

    1 Marks

    5 x 1 = 5
  1. The two subunits of ribosomes remain united at critical ion level of _______.

    (a)

    Magnesium

    (b)

    Calcium

    (c)

    Sodium

    (d)

    Ferrous

  2. Sequences of which of the following is used to know the phylogeny.

    (a)

    mRNA

    (b)

    rRNA

    (c)

    tRNA

    (d)

    HnRNA

  3. Many cells function properly and divide mitotically even though they do not have.

    (a)

    plasma membrane

    (b)

    cytoskeleton

    (c)

    mitochondria

    (d)

    plastids

  4. Keeping in view the fluid mosaic model for the structure of cell membrane which one of the following statements is correct with respect to the movement of lipids and proteins from one lipid monolayer to the other.

    (a)

    Neither lipid nor proteins can flip-flop

    (b)

    Both lipid and proteins can flip flop

    (c)

    While lipids can rarely flip-flop proteins cannot

    (d)

    While proteins can flip-flop lipids cannot

  5. Match the columns and identify the correct option:

      Column I   Column II
    A  Thylakoids 1.  Disc-shaped sacs in Golgi apparatus
    B.  Cristae 2.  Condensed structure of DNA
    C.  Cisternae 3.  Flat membranous sacs in stroma
    D  Chromatin 4.  Infoldings in mitochondria
    (a)
    A B C D
    (iii) (iv) (ii) (i)
    (b)
    A B C D
    (iv) (iii) (i) (ii)
    (c)
    A B C D
    (iii) (iv) (i) (ii)
    (d)
    A B C D
    (iii) (i) (iv) (ii)

*****************************************

Reviews & Comments about 11th Standard English Medium Biology (Botany) Subject Cell - The Unit of Life Book Back 1 Mark Questions with Solution updated Book back Questions

Write your Comment