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Strategies For Enhancement In Food Production

Board » Bihar Board » Class 12th » English Medium » Science » Biology » L-9 : Strategies For Enhancement In Food Production

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ID- 4089
BSEB, 2019 (C)

1. Chlorella is an example of:

  • (A) Single cell protein
  • (B) Algae
  • (C) Both (A) and (B)
  • (D) Cyanobacteria
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ID- 4090
BSEB, 2019 (C)

2. Which among the following is known as connecting link between Plants and Animals?

  • (A) Volvox
  • (B) Chara
  • (C) Euglena
  • (D) All of these
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ID- 4091
BSEB, 2020 (A)

3. Which type of protein is present in silk thread?

  • (A) Fibroin
  • (B) Albumin
  • (C) Globulin
  • (D) Keratin
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ID- 4092
BSEB, 2015

4. Which one of the following is helpful in the improvement of soil:

  • (A) Insecticide
  • (B) Biofertilizer
  • (C) Yeast
  • (D) All of these
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ID- 4093
BSEB, 2013

5. The organisms which enrich the nutrient quality of the soil are called:

  • (A) Microbes
  • (B) Biofertilizers
  • (C) Yeast
  • (D) Biopesticides
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ID- 4094

6. An American popultry breed is:

  • (A) Aseel
  • (B) Australop
  • (C) Rhode Island Red
  • (D) Minorca
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ID- 4095

7. Polyploidy can be produced artificially by

  • (A) Colchicine
  • (B) Inbreeding
  • (C) Self pollination
  • (D) Line breeding
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ID- 4096

8. The species of Saccharum originally grown in India was:

  • (A) S. officinarum
  • (B) S. barberi
  • (C) S. boularadii
  • (D) S. munja
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9. Zoological name of India buffalo is:

  • (A) Bubalus bubalus
  • (B) Bos indicus
  • (C) Bos taurus
  • (D) Cellus gallus
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10. The best milk breed in the world is:

  • (A) Chittgong
  • (B) Deoni
  • (C) Holstein-Freisian
  • (D) Sindhi
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ID- 4099
BSEB, 2018 (C)

11. Which of the following is abundantly present in 'Golden rice'?

  • (A) Thymine
  • (B) Folic Acid
  • (C) B-Carotene
  • (D) Riboflavin
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EXPLANATION:

The endosperm of Golden Rice (Oryza sativa) is yellow due to the accumulation of β-carotene (provitamin A) and xanthophylls.

Therefore, option C is correct.

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ID- 4100
BSEB, 2018 (C)

12. Which of the following fish is not a Major Carp?

  • (A) Labeo rohita
  • (B) Cirrhinus mrigala
  • (C) Puntius teito
  • (D) Ctenopharyngodon idella
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EXPLANATION:

Puntius is a genus of cyprinid fishes known as the spotted barbs for the predominant pattern, though many have vertical black bands instead. This genus is native to South Asia and mainland South east Asia, with a single species in Taiwan. Species found elsewhere have been moved to the other genera such as Barbodes. The name Puntius comes from 'pungti', a Bengali term for small cyprinids. It is not classified as a carp, whereas all other ones in the options are carps - both fresh water and marine.

Therefore, option C is correct.

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ID- 4101
BSEB, 2018 (C)

13. From which of the following 'Cocaine' is obtained?

  • (A) Erythroxylum coca
  • (B) Atropa belladonna
  • (C) Datura alba
  • (D) All of these
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ID- 4102
BSEB, 2018 (C)

14. 'Leghorn' is the improved breed of:

  • (A) Cattle
  • (B) Chicken
  • (C) Pig
  • (D) Dog
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15. Normal Borlaug know as 'Father of Green Revolution' has developed new cultivating variety of:

  • (A) Paddy
  • (B) Rice
  • (C) Wheat
  • (D) Sugarcane
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ID- 4106

16. Which of the following is a 'bird flu virus'?

  • (A) H5N1
  • (B) Haemophilus influenzae
  • (C) HIV
  • (D) Rhino virus
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ID- 4107
BSEB, 2019 (A)

17. Which of the following is wrong pair?

  • (A) G = C
  • (B) T = A
  • (C) A = U
  • (D) T = U
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ID- 4108
BSEB, 2019 (A)

18. Cry IAb controls:

  • (A) Corn Borer
  • (B) Wheat Rust
  • (C) Cotton Insects
  • (D) Maize height insects
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ID- 4110

19. Which of the following is an example of a cross-breed?

  • (A) Mule
  • (B) Hilsa
  • (C) Hisardale
  • (D) Sahiwal
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20. A mule is produced by a interspecific hybridization between:

  • (A) Hisardale and merino rams
  • (B) male donkey and a mare
  • (C) female donkey and a male horse
  • (D) male donkey and a mule horse
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21. MOET stands for:

  • (A) Multiple Ovulation and Egg Transfer Technology
  • (B) Multiple Ovary and Embryo Transfer Technology
  • (C) Multiple Ovulation Embryo Transfer Technology
  • (D) Method of Egg Transfer Technology
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22. Which of the following plays a role in indigenous system of medicine?

  • (A) Plant breeding
  • (B) Fisheries
  • (C) Apiculture
  • (D) MOET
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23. The term 'apliculture' refers to:

  • (A) tissue culture
  • (B) pisciculture
  • (C) bee-keeping
  • (D) animal-keeping
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24. Which of the following is not a fresh water fish?

  • (A) Salmon
  • (B) Mrigal
  • (C) Catla
  • (D) Rohu
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25. Artificial insemination involves:

  • (A) super ovulation
  • (B) semen collection
  • (C) egg collection
  • (D) embryo collection
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26. Hisardale is a new breed of sheep developed in Punjab by crossing:

  • (A) Merino ram and Bikaneri ewe
  • (B) Assel ram and White leg horn ewe
  • (C) Rhode Island ram and White leg horn ewe
  • (D) Cochin ram and Ghagus ewe
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27. Three carp fishes, Catla, Labeo and Cirrhinus, can be grown together in the same for pond more economically as they have:

  • (A) positive interaction
  • (B) commensalism
  • (C) symbiosis
  • (D) no competition for food
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ID- 4119

28. Apis dorsata is:

  • (A) little bee
  • (B) rock bee
  • (C) European bee
  • (D) Indian bee
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ID- 4120

29. High milk yielding cross bred Frieswal cow is a product of:

  • (A) Brown Swiss x Sahiwal
  • (B) Freisian x Sahiwal
  • (C) Holstein x Tharparkar
  • (D) Brown swiss x Red sindhi
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ID- 6103

30. The infectious and contagious bacterial disease that affects cattle, buffaloes, horses, ships and goats is:

  • (A) anthrax
  • (B) rinderpest
  • (C) tick fever
  • (D) necrosis
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31. Which one of the following is an exotic carp species?

  • (A) Labeo rohita
  • (B) Cyprinus carpio
  • (C) Labeo bata
  • (D) Cirrhibus mrigala
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ID- 6105

32. Which of the following is a breed of cattle?

  • (A) Ayrshire
  • (B) Ghagus
  • (C) Kadaknath
  • (D) Scampi
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33. Which of the following popultry birds is not an English breed?

  • (A) Sussex
  • (B) Australorp
  • (C) Orpington
  • (D) Minorca
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34. If fungal disease of the poultry is:

  • (A) coccidiosis
  • (B) coryza
  • (C) aspergillosis
  • (D) Marck's disease
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35. In honey, the main constituent is:

  • (A) calcium
  • (B) sugar
  • (C) protein
  • (D) water
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ID- 6109

36. Which of the following is a drought breed of Indian cattle?

  • (A) Malvi
  • (B) Gir
  • (C) Sahiwal
  • (D) Deoni
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37. Which of the following is a marine fish?

  • (A) Rohu
  • (B) Hilsa
  • (C) Catla
  • (D) Common carp
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38. Which of the following is an improved variety of chicken?

  • (A) Jersey
  • (B) Leghorn
  • (C) Himgiri
  • (D) Kalyan Sona
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39. Bee wax is the secretion of abdominal glands of:

  • (A) drones
  • (B) worker bees
  • (C) queen bees
  • (D) worker and queen bees
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ID- 6236

40. Which of the following are common fresh water fishes?

  • (A) Catla and rohu
  • (B) Rohu, common carp and Catla
  • (C) Hisla and Sardine
  • (D) None of these
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41. Which of the following diseases is caused by bacteria?

  • (A) Tobacco mosaic
  • (B) Black rot of crucifers
  • (C) Red rot of sugarcane
  • (D) Late blight of potato
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ID- 6238

42. Black rust of wheat is caused by:

  • (A) Puccinia
  • (B) Albugo
  • (C) Ustilago
  • (D) Cystopus
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ID- 6239

43. First artificial hybrid was obtained by crossing sweet william and carnation, in 1717 by:

  • (A) G.J. Mendel
  • (B) M.S. Swaminathan
  • (C) P. Maheshwari
  • (D) Thomas Fairchild
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ID- 6240

44. Jaya and Ratna are the semi-dwarf varieties of:

  • (A) wheat
  • (B) rice
  • (C) cowpea
  • (D) mustard
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ID- 6241

45. Shakti Rattna and Protina (varieties of maize) are reach in:

  • (A) lysine
  • (B) glycine
  • (C) fats
  • (D) carbohydrates
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46. Late blight of potato is caused by:

  • (A) bacteria
  • (B) viruses
  • (C) nematodes
  • (D) fungi
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ID- 6243

47. The Noble Laureate, who developed semi-dwarf wheat varieties of Mexico was:

  • (A) Normal E. Borlaug
  • (B) Harbert Boyer
  • (C) William Harvey
  • (D) Typhoid Mary
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ID- 6298

48. Resistance to jassids in cotton plants and two cereals leaf beetle in weight plants is due to:

  • (A) biochemical characters
  • (B) physiological characters
  • (C) morphological characters
  • (D) none of these
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ID- 6299

49. Yellow mosaic virus resistant variety 'Prabhani Kranti' belongs to:

  • (A) bhindi
  • (B) barley
  • (C) chilli
  • (D) cauliflower
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ID- 6300

50. Single cell protein can be obtained from:

  • (A) bacteria
  • (B) algae
  • (C) fungi
  • (D) all of these
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ID- 6301

51. Which of the following should be used as an explant to generate a disease free plant?

  • (A) Anther
  • (B) Ovary cell
  • (C) Shoot tip
  • (D) Young embryo
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ID- 6302

52. Somaclones are:

  • (A) somatic hybrids
  • (B) genetically identical to the original plant
  • (C) used to recover disease free plants
  • (D) sterile plants
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ID- 6303

53. Meristem culture is the culture of:

  • (A) axillary or apical shoot meristems
  • (B) anthers
  • (C) plant seeds
  • (D) young embryos
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54. A group of animals which are related by descent and share many similarities and referred to as:

  • (A) breed
  • (B) race
  • (C) variety
  • (D) species
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ID- 6305
BSEB, 2016, 2017 (C)

55. Sonalika and Kalyan Sona are varieties of:

  • (A) wheat
  • (B) rice
  • (C) millet
  • (D) tobacco
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56. Which of the following is not a fungal disease?

  • (A) Rust of wheat
  • (B) Smut of Bajra
  • (C) Black rot of crucifers
  • (D) Red rot of sugarcane
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BSEB, 2019 (A)

57. Taichung is a variety of:

  • (A) Rice
  • (B) Wheat
  • (C) Maize
  • (D) Sugarcane
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ID- 6308
BSEB, 2019 (A)

58. Pisciculture is related culture of:

  • (A) Aquatic plants
  • (B) Aquatic animals
  • (C) Silk worm
  • (D) Lac worm
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ID- 6309

59. The scientific process by which crops plants are onriched which certain desirable nutrients is called:

  • (A) crop protection
  • (B) breeding
  • (C) bio-fortification
  • (D) bio-remediation
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60. The term 'totipotency' refers to the capacity of a:

  • (A) cell to generate whole plant
  • (B) bud to generate whole plant
  • (C) seed to germinate
  • (D) cell to enlarge in size
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ID- 6311

61. Lysine and trytophan are:

  • (A) proteins
  • (B) non-essential amino acids
  • (C) essential amino acids
  • (D) aromatic amino acids
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62. An explant is:

  • (A) dead plant
  • (B) part of the plant
  • (C) part of the plant used in tissue culture
  • (D) part of the plant that expresses a specific gene
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63. Micro-propagation is:

  • (A) propagation of microbes in vitro
  • (B) propagation of plant in vitro
  • (C) propagation of cells in vitro
  • (D) growing plants on smaller scale
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64. Protoplast is:

  • (A) another name for protoplasm
  • (B) an animal cell
  • (C) a plant cell without a cell wall
  • (D) a plant cell
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ID- 6315
BSEB, 2021 (A)

65. Which of the following is not included in animal husbandry?

  • (A) Bee-keeping
  • (B) Popultry farming
  • (C) Fish farming
  • (D) Organic farming
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ID- 6316

66. 33 per cent of India's (Gross Domestic Product) comes from:

  • (A) industry
  • (B) agriculture
  • (C) export
  • (D) small-scale cottage industries
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BSEB, 2018 (A)

67. The first transgenic cow was named as:

  • (A) Daisy
  • (B) Maizy
  • (C) Dolly
  • (D) Rosie
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BSEB, 2018 (A)

68. 'Flaver Savr' is a:

  • (A) Pesticide
  • (B) Chicken breed
  • (C) Transgeneic Tomato
  • (D) Insecticidal Protein
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