146: Which of the following is/are the advantage /advantages of practising drip irrigation?
1. Reduction in weed
2. Reduction in soil salinity
3. Reduction in soil erosion
Select the correct answer using the code given below.
(a) 1 and 2 only
(b) 3 only
(c) 1 and 3 only
(d) None of the above is an advantage of practising drip irrigation
147: In the map given four areas are differently shaded, three of which indicate cereal production areas and one indicates non-cereal production areas and one indicates non-cereal production area. As per the index given, the non cereal crop production area is
(a) 1
(b) 2
(c) 3
(d) 4
148: Photosynthesis generally occurs in which portions of the plant?
(a) Leaf and other chloroplast bearing parts
(b) Steam and leaf
(c) Roots an chloroplast bearing parts
(d) Bark and leaf
149: In the Mahayana Buddhism, the Bodhisattva Avalokitesvara was also known as
(a) Vajrapani
(b) Manjusri
(c) Padmapani
(d) Maitreya
150: A community of people called Manganiyars is well-known for their
(a) martial arts in North-East India
(b) musical tradition in North- West India
(c) classical vocal music in South India
(d) pietra dura tradition in Central India