2246: Which of the following statements is/are correct regarding Smart India Hackathon 2017?
1. It is a centrally sponsored scheme for developing every city of our country into Smart Cities in a decade.
2. It is an initiative to identify new digital technology innovations for solving the many problems faced by our country.
3. It is a programme aimed at making all the financial transactions in our country completely digital in a decade.
Select the correct answer using the code given below :
(a) 1 and 3 only
(b) 2 only
(c) 3 only
(d) 2 and 3 only
2247: Assertion (A):
Coal-based thermal power stations contribute to acid-rain.
Reason (R):
Oxides of carbon are emitted when the coal burns.
(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 the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
2248: From north towards South, which one of the following is the correct sequence of the given rivers in India ?
(a) Shyok - Spiti - Zaskar - Satluj
(b) Zaskar - Shyok - Satluj - Spiti
(c) Zaskar - Satluj - Shyok - Spiti
(d) Shyok - Zaskar - Spiti - Satluj
2249: The monthly income of Komal and Asha are in the ratio of 4 : 3. Their monthly expenses are in the ratio of 3 : 2. However, both save Rs. 600 per month. What is their total monthly income ?
(a) Rs. 8,400
(b) Rs. 5,600
(c) Rs. 4,200
(d) Rs. 2,800
2250: Which of the following has/have shrunk immensely/dried up in the recent past due to human activities ?
1. Aral Sea
2. Black Sea
3. Lake Baikal
Select the correct answer using the code given below :
(a) 1 only
(b) 2 and 3
(c) 2 only
(d) I and 3