1651: The next number in the series 0, 7, 26, 63 is:
(a) 124
(b) 178
(c) 195
(d) 255
1652: Pyrilla is a
(a) Disease of teeth and gums
(b) An insect pest
(c) A character of ancient Greek mythology
(d) A building heated by solar energy
1653: Which one of the following is a modified stem ?
(a) Carrot
(b) Sweet Potato
(c) Coconut
(d) Potato
1654: The largest reserve of Sal forests is found in:
(a) Nilgiri hills
(b) Dehradun valley
(c) The Aravallis
(d) Eastern Peninsula
1655: During cardiac failure, which of the following is advised as a first aid ?
(a) Mouth to mouth resuscitation
(b) Giving external cardiac massage
(c) Giving cool water to drink
(d) Giving complete body massage