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Strategies for Enhancement in Food Production Test - 25

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Strategies for Enhancement in Food Production Test - 25
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Weekly Quiz Competition
  • Question 1
    1 / -0
    Cod liver oil is extracted from .....................
    Solution
    Cod liver oil, as the name suggests, is the essential oil extracted from the livers of Atlantic cod (Gadus morhua), cartilaginous fish. The oil is commonly taken as a dietary supplement. It is one of the best sources of omega-3 fatty acids (EPA and DHA) and contains relatively high amounts of vitamin A and D. Hence, option B is correct.
  • Question 2
    1 / -0
    Gambusia is a ..................
    Solution
    Gambusia affinis which is also known as mosquitofish is a species of freshwater fish. The name "mosquitofish" was given because the diet of this fish sometimes consists of large numbers of mosquito larvae. Mosquitofish were introduced directly into ecosystems in many parts of the world as a biocontrol to lower mosquito populations. Hence, option A is correct.
  • Question 3
    1 / -0
    Estuarian fish culture is a culture of fish in
    Solution
    Brackish water is the water which is a mixture of salt in water and sea water. It has more salinity than fresh water but not as much as sea water. It is known as estuary. Culturing of fish in this kind of water is called estuary fish culture.
  • Question 4
    1 / -0
    The most commonly maintained species of bee by bee-keepers is
    Solution
    Apis mellifera is a species of honeybee has the high yielding capacity. It is frequently maintained by beekeepers for its honey product. This species is widely distributed and an important pollinator for agriculture. 
    Thus, the correct answer is option A.
  • Question 5
    1 / -0
    The Indian carp is
  • Question 6
    1 / -0
    Honey bee keeps the nectar for sometime in its
  • Question 7
    1 / -0
    The zoological name of honey bee is
  • Question 8
    1 / -0
    What is the main nutritive element in honey
  • Question 9
    1 / -0
    The following cells cannot be grown under tissue culture conditions 
    Solution
    Nerve cells cannot replicate under Tissue culture conditions hence they cannot be grown by the tissue culture technique. 
    So the correct option is D.
  • Question 10
    1 / -0
    Which one of the following is an example of ex-situ conservation?
    Solution
    Ex-situ conservation is the preservation of components of biological diversity outside their natural habitats. This involves conservation of genetic resources, as well as wild and cultivated species, and draws on a diverse body of techniques and facilities.
    Examples-
    • Seed bank
    • Zoos (These may involve captive breeding programmes.)
    • Aquaria (Research, public information and education)
    • Plant Collections (breeding programmes and seed storage)
    All other options are examples of in-situ conservation.
    So, the correct answer is 'Seed bank'
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