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12th Standard English Medium Biology (Botany) Subject Plant Tissue Culture Book Back 1 Mark Questions with Solution Part - II

12th Standard

    Reg.No. :
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Biology

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

    1 Marks

    5 x 1 = 5
  1. Select the incorrect statement from given statement.

    (a)

    A tonic used for cardiac arrest is obtained from Digitalis purpurea

    (b)

    Medicine used to treat Rheumatic pain is extracted from Capsicum annum

    (c)

    An anti malarial drug is isolated from Cinchona officinalis.

    (d)

    Anti-cancinogenic property is not seen in Catharanthus roseus.

  2. Virus free plants are developed from _____.

    (a)

    Organ culture

    (b)

    Meristem culture

    (c)

    Protoplast culture

    (d)

    Cell suspension culture

  3. The prevention of large scale loss of biological integrity ____.

    (a)

    Biopatent

    (b)

    Bioethics

    (c)

    Biosafety

    (d)

    Biofuel

  4. Cryopreservation means it is a process to preserve plant cells, tissues or organs _____.

    (a)

    at very low temperature by using ether.

    (b)

    at very high temperature by using liquid nitrogen

    (c)

    at very low temperature of -196°C by using liquid nitrogen

    (d)

    at very low temperature by using liquid nitrogen

  5. Solidifying agent used in plant tissue culture is _____.

    (a)

    Nicotinic acid

    (b)

    Cobaltous chloride

    (c)

    EDTA

    (d)

    Agar

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