Sericulture Important Questions

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Important Questions Papers on Sericulture

1. Water required for irrigation 1 acre inch is :
(a) 33000 gallons
(b) 22687 gallons
(c) 25000 gallons
(d) 30000 gallons

2. Micro tube is used for :
(a) drip irrigation
(b) spraying of water
(c) general watering
(d) storing water

3. The recommended dose of FYM per hectare per year is :
(a) 15 mt
(b) 10 mt
(c) 20 mt
(d) 25 mt

4. Conversion of organic waste into value added manure through earthworm is :
(a) FYM
(b) NPK
(c) Vermicompost
(d) Humus

5. Vermicomposting of farm residue can be carried out in :
(a) Two
(b) Four
(c) Three
(d) five

6. Most of green manuring crops belongs to :
(a) Solanaceae
(b) Leguminoceae
(c) Moraceae
(d) glotinoaseae

7. Biofertilizer are the nutrients fixing or trapping organisms which _____________ nitrogen, phosphorous and potash.
(a) Draw
(b) Absorb
(c) Catch
(d) pull

8. Organic farming is also called :
(a) Nature farming/Bio farming
(b) Non-use of chemical
(c) Nitrogen farming
(d) Organofarm

9. The scientific name of Mulberry variety commonly used in India is :
(a) Morus alba
(b) Morus indica
(c) Morus mauritiana
(d) Morus marijuana

10. Ideal condition for the growth of Mulberry is :
(a) 20o C – 30o C
(b) 15o C – 25o C
(c) 21o C – 31o C
(d) 30o C – 35o C

11. Mulberry tree is a :
(a) Biennial
(b) Perennial
(c) annual plant
(d) evergreen

12. Mulberry plants belongs to a family of :
(a) Lauraceaea
(b) Moraceae
(c) Euphorbiaceae
(d) Leguminoceae

13. The length of Mulberry cutting for planting is :
(a) 8’’ -10’’
(b) 6’’ – 8’’
(c) 10’’ – 15’’
(d) 20’’ – 25’’

14. Number of live buds in a cutting should be :
(a) 3 – 4
(b) 4 – 5
(c) 5 – 6
(d) 6 – 8

15. Mulberry grows best in tropical area at the altitude of :
(a) 600 m
(b) 700 m & above
(c) 500 m
(d) 400 m

16. According to Imms, different kinds of silkworms fall under the super family :
(a) Bombycoidea
(b) Bombycina
(c) Apterygota
(d) Saturnidae

17. Mulberry plantation under pit system should have a space of :
(a) 90cm x 0.40 cm
(b) 90 cm x 0.45 cm
(c) 100cm x 50 cm
(d) 85 cm x 0.45cm

18. Silk glands may be divided into distinct regions :
(a) one region
(b) anterior, middle & posterior
(c) anterior & posterior
(d) anterior & middle

19. Fibrion and Sericin are secreted in the :
(a) Fourth and fifth stage
(b) Fifth stage
(c) Third stage onwards
(d) Second stage onwards

20. The equipment used for pruning is :
(a) Scateur
(b) Knife
(c) pruning saw
(d) dao

21. The occurrence of Jassid is mostly :
(a) May – Oct
(b) June – November
(c) December – January
(d) October – May

22. Thrips attack :
(a) The stalk of leaf
(b) Ventral part of the leaf
(c) Dorsal part of the leaf
(d) Marginal part of the leaf

23. Leaf spot can be controlled by :
(a) Spraying of Bavistin
(b) Spraying of DDT
(c) Removing of the affected area
(d) Spraying of NPK

24. Kesseru is the primary food plant of :
(a) Eri silkworm
(b) Mulberry silkworm
(c) Muga silk worm
(d) Tasar silkworm

25. Terminalia tomentosa and Terminalia arjuna are primary food plants of :
(a) Muga silkworm
(b) Oak tasar silkworm
(c) Tropical tasar silkworm
(d) Mulberry silkworm

26. What is the primary food plant of Oak Tasar silkworm?
(a) Quercus dealbata
(b) Quercus indica
(c) Quercus serrata
(d) Quercus semisifolia

27. Som is the primary food plant of :
(a) Eri
(b) Oak tasar
(c) Muga silkworm
(d) Tasar

28. Muga silkworm is monopoly only to :
(a) Assam
(b) Mizoram
(c) Meghalaya
(d) Nagaland

29. Manihot esculenta is the scientific name of :
(a) Eri
(b) Tapioca
(c) Soalu
(d) Oak

30. Litsea polyantha is the scientific name of :
(a) Soalu
(b) Castor
(c) Mulberry
(d) Arjuna

31. Som is propagated through :
(a) stem cutting
(b) grafting
(c) seedling
(d) layering

32. Voltinism in bivoltine is influenced by :
(a) temperature & humidity
(b) temperature & light
(c) longer photoperiod
(d) complete outdoor

33. Ricinus communis is the scientific name of :
(a) Oak tree
(b) Jamun
(c) Ber
(d) Castor

34. Name two primary food plant of Eri silkworm.
(a) Ricinus communis & Heteropanax fragrans
(b) Heteropana frag rans & Ailanthus grandis
(c) Ricinus communis & Plumeria acutifolia
(d) Gmelina arborea & Evodia flaxinifolia

35. Oak tasar silkworm race reared in China is :
(a) Anthereae pernyi
(b) Anthereae proylei
(c) Antheraeae yamamai
(d) Anthereae roylei

36. The commonly used for the propagation of Oak tree is :
(a) Stump
(b) Seedling
(c) stem cutting
(d) grafting

37. Muga silkworm is _____________ domesticated variety.
(a) Semi
(b) Fully
(c) Sometimes
(d) complete outdoor

38. Among the non mulberry silkworm only _____________ is completely domesticated.
(a) Eri silkworm
(b) Oak tasar
(c) Tropical tasar
(d) Muga silkworm

39. Shoot harvest is the _____________ means of leaf harvest.
(a) Costliest
(b) Easiest
(c) Cheapest
(d) normal

40. Leaf rust occurs mainly in :
(a) summer
(b) winter
(c) spring
(d) autumn

41. Stem borer can be eliminated by :
(a) removal of the effected portion
(b) spraying 0.1% rogor
(c) spraying DDT
(d) spraying formalin

42. There are broadly _____________ common disease of silkworm.
(a) Two
(b) Three
(c) Four
(d) five

43. Scale insect mostly affected :
(a) the trunk
(b) the leaf
(c) the shoot
(d) the apex

44. Wingless grass hopper is a _____________ of silkworm.
(a) Pest
(b) Predator
(c) Disease
(d) insect

45. Which country is the largest producer of raw silk?
(a) Japan
(b) India
(c) China
(d) South Korea

46. India occupies the _____________ position in production of raw silk in the world.
(a) 2nd
(b) 3rd
(c) 4th
(d) 5th

47. Maximum raw silk produced in India is :
(a) Bivoltine silk
(b) Multivoltine silk
(c) Univoltine silk
(d) Trivoltine

48. Which state is the largest producer of raw silk in India?
(a) Tamil Nadu
(b) Andhra Pradesh
(c) Karnataka
(d) West Bengal

49. What is Vanya silk?
(a) Vanya silk is produced by non-mulberry silkworms
(b) Eri silk
(c) Raw silk
(d) Oak tasar silk

50. Which state is the leading raw silk producer in India?
(a) Tamil Nadu
(b) Karnataka
(c) Andhra Pradesh
(d) West Bengal