SawaalBoxसवाल बॉक्स
1998 · Q72Environment & EcologySustainable Agriculture & Forestrymoderate

Forest areas have been labelled as 1, 2, 3 and 4 in the rough outline map given. Among these, those which were threatened in 1997 by a serious epidemic include

  1. (a)Teak forests of 3 and 4
  2. (b)Oak forests of 1 and sal forests of 2
  3. (c)Sal forests of 3
  4. (d)Sandalwood forests of 4
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Official answer(c) Sal forests of 3

2021 · Q51Environment & EcologySustainable Agriculture & Forestrydifficult

How is permaculture farming different from conventional chemical farming? 1. Permaculture farming discourages monocultural practices but in conventional chemical farming, monoculture practices are predominant. 2. Conventional chemical farming can cause increase in soil salinity but the occurrence of such phenomenon is not observed in permaculture farming. 3. Conventional chemical farming is easily possible in semi-arid regions but permaculture farming is not so easily possible in such regions. 4. Practice of mulching is very important in permaculture farming but not necessarily so in conventional chemical farming. Select the correct answer using the code given below.

  1. (a)1 and 3
  2. (b)1, 2 and 4
  3. (c)4 only
  4. (d)2 and 3
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Official answer(b) 1, 2 and 4