NEET Biology - New - Strategies for Enhancement in Food Production

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Question - 1

Interspecific hybridisation is the mating of:

  • A Animals within same breed without having common ancestors
  • B Two different related species
  • C suprerior males and females of different breed
  • D More closely related individuals within same breed for 4-6 generation

Question - 2

Among the following edible fishes, which one is a marine fish having rich source of omega-3-fatty acids?

  • A Mystus
  • B Mangur
  • C Mrigala
  • D Mackerel

Question - 3

Outbreeding is an important strategy of animal husbandry because it:

  • A Helps in accumulation of superior genes
  • B Is useful in producing purelines of animals
  • C Is useful in overcoming inbreeding depression
  • D Exposes harmful recessive genes that are eliminated by selection

Question - 4

Artificial insemination means

  • A Transfer of sperms of a healthy donor to a test tube containing ova
  • B Transfer of sperms of husband to a test tube containing ova 
  • C Artificial introduction of sperms of a healthy donor into the vagina
  • D Introduction of sperms of healthy donor directly into the ovary

Question - 5

Which one of the following shows maximum genetic diversity in India?

  • A Groundnut
  • B Rice
  • C Maize
  • D Mango

Question - 6

Breeding of crops with high levels of minerals, vitamins and protein is called:

  • A Micropropagation
  • B Somatic hybridisation
  • C Biofortification
  • D Biomagnification

Question - 7

Artificial insemination involves

  • A super ovulation
  • B semen collection
  • C egg collection
  • D embryo collection

Question - 8

India and China have more than 70% of world livestock population. However, their contribution to world farm produce is only:

  • A 10% 
  • B 25%
  • C 40% 
  • D 50%.

Question - 9

Which of the following procedures are followed in dairy farm management?
(i) Regular inspections and visits by veterinary doctors.
(ii) Usage of manure to increase crop yields.
(iii) Adequate environmental condition is provided.
(iv) Weeding away unproductive and harmful plants from the brood house.

  • A (i) and (ii)
  • B (i) and (iii)
  • C (iii) and (iv)
  • D All of these

Question - 10

Which of the following is the "bird flu virus"?

  • A H5N1
  • B Haemophilus influenzae
  • C HIV
  • D Rhino virus