Economic Biology Book Back Questions

9th Standard

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Science

Time : 00:45:00 Hrs
Total Marks : 30
    4 x 1 = 4
  1. The production and management of fish is called

    (a)

    Pisciculture

    (b)

    Sericulture

    (c)

    Aquaculture

    (d)

    Monoculture

  2. Which one of the following is not an Indian major carp?

    (a)

    Rohu

    (b)

    Catla

    (c)

    Mrigal

    (d)

    Singhara

  3. Which one of the following is refered as red worms?

    (a)

    Eudrilus fetida

    (b)

    Eudrilus eugieniae

    (c)

    Perionyx excavatus

    (d)

    Lampito mauritii

  4. __________ is the method of growing plants without soil.

    (a)

    Horticulture

    (b)

    Hydroponics

    (c)

    Pomology

    (d)

    None of these.

  5. 3 x 1 = 3
  6. _________ is a nodulating type of micro organism associating symbiotically with the root of legume plants.

    ()

    Rhizobium

  7. Vermicompost is a type of soil made by __________ and microorganisms.

    ()

    earthworms

  8. ___________ is a preservative in honey.

    ()

    Formic acid

  9. 3 x 1 = 3
  10. Medicinal plants contain compounds that can be used for therapeutic purposes.

    (a) True
    (b) False
  11. Mycorrhiza is an algae.

    (a) True
    (b) False
  12. Sheep manure contains high nutrients than farm yard manure.

    (a) True
    (b) False
  13. 2 x 2 = 4
  14. Define Apiculture

  15. Differentiate Pollen and Nectar

  16. 2 x 3 = 6
  17. What do you know about AYUSH?

  18. List the medicinal importance of honey.

  19. 2 x 5 = 10
  20. Give an account on medicinal plants.

  21. Explain the feeding management of dairy cattle.

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