3456: In a carrom board game competition, m boys and n girls(m > n > 1) of a school participate in which every student has to play exactly one game with every other student. Out of the total games played; it was found that in 221 games one player was a boy and the other player was a girl.
Consider the following statements:
1. The total number of students that participated in the competition is 30.
2. The number of games in which both players were girls is 78.
Which of the statements given above is/are correct?
(A) 1 only
(B) 2 only
(C) Both 1 and 2
(D) Neither 1 nor 2
3457: The scientific view is that the increase in global temperature should not exceed 2°C above pre-industrial level. If the global temperature increases beyond 3°C above the pre-industrial level, what can be its possible impact/impacts on the world?
1. Terrestrial biosphere tends toward a net carbon source
2. Widespread coral mortality will occur
3. All the global wetlands will permanently disappear.
4. Cultivation of cereals will not be possible anywhere in the world
Select the correct answer using the code given below:
(a) 1 only
(b) 1 and 2 only
(c) 2, 3 and 4 only
(d) 1, 2, 3 and 4
3458: Which of the following diseases of milching animals are infectious?
1. Foot and Moth disease
2. Anthrax
3. Black Quarter
4. Cowpox
Select the correct answer using the code given below:
(a) 1, 2 and 3
(b) 1 and 4
(c) 2, 3 and 4
(d) 1, 2, 3 and 4
3459: Which one of the following statements regarding SAARC countries is correct?
(a) No SAARC country other than India has a common border with another member country, Sri Lanka and Maldives being islands
(b) All the countries with which India has border are members of SAARC, Sri Lanka and Maldives being islands
(c) Except Sri Lanka and Maldives, all the SAARC countries have common border with China
(d) Except Sri Lanka and Maldives no other SAARC country has islands as part of its territory
3460: In which State is the Guru Shikhar Peak located ?
(a) Maharashtra
(b) Rajasthan
(c) Madhya Pradesh
(d) Gujarat