411: The hallmark of watershed development in the semi-arid regions of India is the
(a) establishment of sheds on large scale, so that the rain water does not evaporate
(b) undertaking of earthworks, soil conservation measures and tree plantation, so as to conserve soil moisture and recharge underground water
(c) drilling deep tubewells so as to tap water at the rock-strata level
(d) setting up a system of tanks by banking water from seasonal rivers
412: The acidification of oceans is increasing. Why is this phenomenon a cause of concern?
1. The growth and survival of calcareous phytoplankton will be adversely affected.
2. The growth and survival of coral reefs will be adversely affected.
3. The survival of some animals that have phytoplanktonic larvae will be adversely affected.
4. The cloud seeding and formation of clouds will be adversely affected.
Which of the statements given above is /are correct?
(a) 1, 2 and 3 only
(b) 2 only
(c) 1 and 3 only
(d) 1, 2, 3 and 4
413: Farm land tends to erode most rapidly when planted with
(a) sorghum
(b) potato
(c) wheat
(d) clover
414: Consider the following statements:
1. Appellate Tribunal for Electricity has been established by each State Government in India.
2. One of the components of the Accelerated Power Development and Reforms Programme (APDRP) is upgradation of sub-transmission and distribution system for electricity in India.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
415: Match List I with List II and select the correct answer using the codes given below the lists :
List I-------List II
I. Ringgit (A) Indonesia
II. Baht (B) South Korea
III. Rupiah (C) Thailand
IV. Won (D) Malayasia
Codes:
(a) I-A, II-C, III-D, IV-B
(b) I-D, II-C, III-A, IV-B
(c) I-A, II-B, III-D, IV-C
(d) I-D, II-B, III-A, IV-C