546: Proportional representation is NOT necessary in a country where
(a) there are no reserved constituencies
(b) a two-party system has developed
(c) the first-past-post system prevails
(d) there is a fusion of Presidential and Parliamentary forms of governments
547: With reference to Indian satellites and their launchers, consider the following statements:
1. All the INSAT-series of satellites were launched abroad
2. PSLVs were used to launch IRS-series of satellites
3. India used the indigenously built cryogenic engines for the first time for powering the third stage of GSLV
4. GSAT, launched in the year 2001, has payloads to demonstrate digital broadcasts and internet services
Which of these statements are correct?
(a) 1, 2, 3 and 4
(b) 2, 3 and 4
(c) 1, 2 and 4
(d) 1 and 3
548: Match List I (Country) with List II (President) and select the correct answer using the codes given below the lists:
List I List II
(Country) (President)
A. Congo 1. Levy Mwanawasa
B. Nigeria 2. Joseph Kabila
C. Uganda 3. Olusegum Obasanjo
D. Zambia 4. Yoweri Museveni
Codes:
A B C D
(a) 2 3 4 1
(b) 3 2 1 4
(c) 2 3 1 4
(d) 3 2 4 1
549: The tropical deciduous trees shed their leaves in summer:
(a) Leaves get dried up due to the excessive heat
(b) To prevent excessive loss of water through transpiration
(c) Because rainfall is inadequate
(d) Days are longer
550: Among the following who are eligible to benefit from the "Mahatma Gandhi National Rural Employment Guarantee Act" ?
(a) Adult members of any household
(b) Adult members of only the scheduled caste and scheduled tribe households
(c) Adult members of below poverty line (BPL) households
(d) Adult members of households of all backward communities