2271: "Jhum Cultivation" is connected with:
(a) Tribal people
(b) Delta cultivation
(c) Dry farming
(d) Hilly people
2272: Deforestation results in:
(1) Flora destruction
(2) Fauna destruction
(3) Ecological disbalance
(a) 1, 2 & 3
(b) 1 & 2
(c) 1 & 3
(d) 2 & 3
2273: The best performance in terms of Human Development among the Asian countries is by
(a) China
(b) Malaysia
(c) Korea
(d) Philippines
2274: Which one of the following distance-time graph (x-t) represents one-dimensional uniform motion ?
(a) (a)
(b) (b)
(c) (c)
(d) (d)
2275: Recombinant DNA technology (Genetic Engineering) allows genes to be transferred
1. across different species of plants
2. from animals to plants
3. from micro organisms to higher organisms
Select the correct answer using the codes given below.
(a) 1 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3