656: Gypsum is added to the soil?
(a) To increase the alkalinity
(b) To decrease the acidity
(c) To decrease the alkalinity
(d) As an insecticide
657: Four metal rods of lengths 78 cm, 104 cm, 117 cm and 169 cm are to be cut into parts of equal length. Each part must be as long as possible. What is the maximum number of pieces that can be cut?
(A) 36
(B) 43
(C) 27
(D) 11
658: One of the major towns in the Satavahana kingdom was
(a) Arikkamedu
(b) Pratishthana
(c) Korkkai
(d) Maski
659: Annie Besant was
1. responsible for starting the Home Rule Movement
2. the founder of the Theosophical Society
3. once the President of the Indian National Congress
Select the correct statement, statements using the codes given below.
(a) 1 only
(b) 1 and 3 only
(c) 2 and 3 only
(d) 1, 2 and 3
660: Match List I with List II and select the correct answer by using the codes given below the Lists :
List I--------------------------List II
I. Surat Split------------------(A) 1929
II. Communal Award-----------(B) 1928
III. All-Party Convention-------(C) 1932
IV Poorna Swaraj Resolution----(D) 1907
--------(E) 1905
Codes:
(a) I-D, II-C, III-A, IV-E
(b) I-D, II-C, III-B, IV-A
(c) I-B, II-E, III-D, IV-A
(d) I-A, II-D, III-E, IV-C