2116: Which one of the following pairs is not correctly matched?
Current Name : Old Name
(a) Harare : Salisbury
(b) Ethiopia : Abyssinia
(c) Ghana : Dutch Guiana
(d) Kinshasa : Leopoldville
2117: 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
2118: Several states in the North-Eastern part of India were carved out by separating them from Assam. Which one of the following pairs is not among them?
(a) Manipur and Meghalaya
(b) Mizoram and Tripura
(c) Arunachal Pradesh and Nagaland
(d) Manipur and Tripura
2119: Influence of genes in controlling the activity of living organisms is through:
(a) Photosynthesis
(b) Protein synthesis
(c) Vitamins
(d) Hormones
2120: The first factory Act restricting the working hours of women and children, and authorizing local governments to make necessary rules was adopted during whose time?
(a) lord Lytton
(b) Lord Ripon
(c) Lord Bentinck
(d) Lord Canning