Plant Anatomy and Plant Physiology English Medium Free Online Test 1 Mark Questions 2020-2021

10th Standard

    Reg.No. :
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Science

Time : 00:10:00 Hrs
Total Marks : 10

    Part A

    10 x 1 = 10
  1. The xylem and phloem arranged side by side on same radius is called _________

    (a)

    radial

    (b)

    amphivasal

    (c)

    conjoint

    (d)

    None of these

  2. Oxygen is produced at what point during photosynthesis ?

    (a)

    when ATP is converted to ADP

    (b)

    when CO2 is fixed

    (c)

    when H2O is splitted

    (d)

    All of these

  3. Exarch and tetrarch xylem are a feature of _______________

    (a)

    dicot stem

    (b)

    dicot leaf

    (c)

    monocot root

    (d)

    dicot root

  4. Mitochondria was discovered by ___________

    (a)

    Sachs

    (b)

    Kelvin

    (c)

    Melvin

    (d)

    Kolliker

  5. ____________ are racket shaped particles seen is inner mitochondrial membrane.

    (a)

    Porin

    (b)

    ATP

    (c)

    Oxysome

    (d)

    Grana

  6. ____________ helps in transpiration.

    (a)

    Stomata

    (b)

    Epidermis

    (c)

    Trichomes

    (d)

    Root hairs

  7. Name the tissue present between the upper and lower epidermis.

    (a)

    Lower epidermis tissue

    (b)

    Pith

    (c)

    Upper epidermis tissue

    (d)

    Mesophyll

  8. Who discovered light dependent photossynthesis?

    (a)

    Robin Hill

    (b)

    Nehemiah Grew

    (c)

    Kolliker

    (d)

    Melvin Calvin

  9. Chloroplasts are ___________ shaped organelles.

    (a)

    disc

    (b)

    round

    (c)

    oval

    (d)

    circle

  10. Leucoplasts are __________ plastids.

    (a)

    colourless

    (b)

    yellow

    (c)

    orange

    (d)

    red

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