Plant Kingdom English Medium Free Online Test 1 Mark Questions 2020-2021

8th Standard

    Reg.No. :
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Science

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

    Part A

    10 x 1 = 10
  1. Solanum trilobatum is the binomial name of Thoothuvalai. Here the word ‘Solanum’ refers to

    (a)

    Species

    (b)

    Genus

    (c)

    Class

    (d)

    Orders

  2. Floridian starch is a reserve food material of

    (a)

    Chloroplyceae

    (b)

    Phaeophyceae

    (c)

    Rhodophyceae

    (d)

    Cyanophyceae

  3. Soil erosion is prevented by____________plants.

    (a)

    Algae

    (b)

    Fungi

    (c)

    Bryophytes

    (d)

    Pteridophytes

  4. The well-developed sporophytic plant body is seen in

    (a)

    Bryophytes

    (b)

    Pteridophytes

    (c)

    Gymnosperms

    (d)

    Angiosperms

  5. Penicillin is an antibiotic, which is extracted from

    (a)

    Algae

    (b)

    Fungi

    (c)

    Bryophytes

    (d)

    Pteridophytes

  6. The estimated number of species on the earth is _________ million

    (a)

    8.7

    (b)

    100

    (c)

    120

    (d)

    150

  7. ______ is the earliest system of classification in plants.

    (a)

    Natural system of classification

    (b)

    Artificial system of classification

    (c)

    Phylogenetic system of classification

    (d)

    Modern system of classification

  8. _____ is the giant kelp

    (a)

    Spirogyra

    (b)

    Volvox

    (c)

    Macrocystis

    (d)

    Chlorella

  9. ______ is used as a food for domestic animals

    (a)

    Gelidium

    (b)

    Ascophyllum

    (c)

    Laminaria & Ascophyllum

  10. Cercospora personata causes _________

    (a)

    Wilt disease

    (b)

    Red rot of sugar cane

    (c)

    Blast disease

    (d)

    Tikka disease

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