662: In summer, man with excess perspiration feels weak, because of the:
(a) Loss of more water through evaporation
(b) Loss of salts through evaporation
(c) Loss of carbohydrates through evaporation
(d) All factors mentioned above
663: Consider the volumes of the following:
1. A parallelepiped of length 5 cm, breadth 3 cm and height 4 cm
2. A cube of each side 4 cm
3. A cylinder of radius 3 cm and length 3 cm
4. A sphere of radius 3 cm
The volumes of these in the decreasing order is
(a) I, III, II, IV
(b) IV, II, III, I
(c) I, II, III, IV
(d) IV, III, II, I
664: 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