1666: In an open economy, the national income (Y) of the economy is :

If C, I, G, X, M stand for Consumption, Investment, Govt. Expenditure, total exports and total imports respectively.

(a) Y = C + I + G + X
(b) Y = C + I + G - X + M
(c) Y = C + I + G + (X - M)
(d) Y = C + I - G + X - M
1667: Bandipur is known for:

(a) Wildlife sanctuary

(b) Museum

(c) Waterfalls

(d) Nuclear plant
1668: Consider the following statements:

1. Baking soda is used in fire extinguishers.
2. Quicklime is used in the manufacture of glass.
3. Gypsum is used in the manufacture of Plaster of Paris.

Which of the statements given above is/are correct ?

(a) 1 and 2

(b) 2 and 3

(c) 1 only

(d) 1, 2 and 3
1669: Hydrogen fuel cell vehicles produce one of the following as "exhaust"

(A) NH3
(B) H2O2
(C) CH4
(D) H2O
1670: Who was the second President of the Indian Republic?

(a) Dr. Zakir Hussain

(b) Dr. S. Radhakrishnan

(c) Dr. Rajendra Prasad

(d) V. V Giri