4531: On multiplying a number by 3, the product is a number each of whose digits is 7. What is the smallest such number?
4532: Which of the following organizations brings out the publication known as 'World Economic Outlook' ?
(a) The International Monetary Fund
(b) The United Nations Development Programme
(c) The World Economic Forum
(d) The World Bank
4533: The acidification of oceans is increasing. Why is this phenomenon a cause of concern?
1. The growth and survival of calcareous phytoplankton will be adversely affected.
2. The growth and survival of coral reefs will be adversely affected.
3. The survival of some animals that have phytoplanktonic larvae will be adversely affected.
4. The cloud seeding and formation of clouds will be adversely affected.
Which of the statements given above is /are correct?
(a) 1, 2 and 3 only
(b) 2 only
(c) 1 and 3 only
(d) 1, 2, 3 and 4
4534: With reference to Indias satellite launch vehicles, consider the following statements:
1. PSLVs launch the satellites useful for Earth resources monitoring whereas GSLVs are designed mainly to launch communication satellites.
2. Satellites launched by PSLV appear to remain permanently fixed in the same position in the sky, as viewed from a particular location on Earth.
3. GSLV Mk III is a four-staged launch l vehicle with the first and third stages l using solid rocket motors; and the second and fourth stages using liquid rocket engines.
Which of the statements given above is/are correct.?
(a) 1 only
(b) 2 and 3
(c) 1 and 2
(d) 3 only
4535: Bank Rate implies the rate of interest
(a) paid by the Reserve Bank of India on the Deposits of Commercial Banks
(b) charged by Banks on loans and advances
(c) payable on Bonds
(d) at which the Reserve Bank of India discounts the Bills of Exchange