2501: Each of 2 women and 3 men is to occupy one chair out of 8 chairs, each of which is numbered from 1 to 8. First, women are to occupy any two chairs from those numbered 1 to 4; and then 3 men would occupy any three chairs out of the remaining 6 chairs. What is the maximum number of different ways in which this can be done ?
(a) 40
(b) 132
(c) 1440
(d) 3660
2502: The damage to the Spektr Module of the Russian Space Station Mir was due to
(a) collision with a Soyuz cargo ship
(b) faulty material design of the Spektr Module
(c) explosion inside the space station
(d) collision with an asteroid
2503: Two important rivers - one with its source in Jharkhand (and known by a different name in Odisha), and another with its source in Odisha - merge at a place only a short distance from the coast of Bay of Bengal before flowing into the sea. This is an important site of wildlife and biodiversity and a protected area.
Which one of the following could be this?
(a) Chandipur-on-sea
(b) Gopalpur-on-sea
(c) Bhitarkanika
(d) Simlipal
2504: On which of the following can you find the Bureau of Energy Efficiency Star Label?
1. Ceiling fans
2. Electric geysers
3. Tubular fluorescent lamps
Select the correct answer using the code given below.
(a) 1 and 2 only
(b) 3 only
(c) 2 and 3 only
(d) 1, 2 and 3
2505: Participatory Notes (PNs) are associated with which one of the following ?
(a) Kyoto Protocol
(b) Foreign Institutional Investors
(c) Consolidated Fund of India
(d) United Nations Development Programme