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10th Standard English Medium Science Subject Plant and Animal Hormones Book Back 1 Mark Questions with Solution Part - II Question Bank Software Jun-11 , 2021

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10th Standard English Medium Science Subject Plant and Animal Hormones Book Back 1 Mark Questions with Solution Part - II

10th Standard English Medium Science Subject Plant and Animal Hormones Book Back 1 Mark Questions with Solution Part - II

10th Standard

    Reg.No. :
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Science

Time : 00:30:00 Hrs
Total Marks : 5
    5 x 1 = 5

  1. The hormone which has positive effect on apical dominance is:

    (a)

    Cytokinin

    (b)

    Auxin

    (c)

    Gibberellin

    (d)

    Ethylene

  2. Which one of the following hormones is naturally not found in plants.

    (a)

    2, 4-D

    (b)

    GA3

    (c)

    Gibberellin

    (d)

    IAA

  3. Avena coleoptile test was conducted by

    (a)

    Darwin

    (b)

    N. Smit

    (c)

    Paal

    (d)

    F.W. Went

  4. LH is secreted by

    (a)

    Adrenal gland

    (b)

    Thyroid gland

    (c)

    Anterior pituitary

    (d)

    Hypothalamus.

  5. Which organ acts as both exocrine gland as well as endocrine gland

    (a)

    Pancreas

    (b)

    Kidney

    (c)

    Liver

    (d)

    Lungs

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