2456: Which one of the following statements is not correct?
(a) The presence of NaCl increases the rate of setting of Plaster of Paris
(b) Gypsum is added to the cement to slow down its rate of setting
(c) All alkaline earth metals form hydrated salts
(d) Barium and Strontium are found free in nature
2457: At which one of the following Place did Mahatma Gandhi first start his Satyagraha in India?
(a) Ahmedabad
(b) Bardoli
(c) kheda
(d) Champaran
2458: What is the correct sequence of the following events ?
I. The August Offer
II. The I. N. A. trial
III. The Quit India Movement
IV. The Royal Indian Naval Ratings Revolt
Select the correct answer using the codes given below :
Codes :
(a) I, III, II, IV
(b) III, I, II, IV
(c) I, III, IV, II
(d) III, I, IV, II
2459: What is/are the importance of the 'United Nations Convention to Combat Desertification'?
1. It aims to promote effective action through innovative national programs and supportive inter-national partnerships.
2. It has a special/particular focus on South Asia and North Africa regions, and its Secretariat facilitates the allocation of major portion of financial resources to these regions.
3. It is committed to bottom-up approach, encouraging the participation of local people in combating the desertification.
Select the correct answer using the code given below.
(a) 1 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
2460: Assertion (A):
The Battle of Khanua was certainly more decisive and significant than the First Battle of Panipat.
Reason (R):
Rana Sanga, the Rajput hero, was certainly a more formidable adversary than Ibrahim Lodi.
(a) Both A and R are individually true, and R is the correct explanation of A
(b) Both A and R are individually true, but R is NOT a correct explanation of A
(c) A is true, but R is false
(d) A is fasle, but R is true