3446: Consider the following statements :
1. Meningococcal Meningitis is transmitted from person to person by mosquito bites.
2. Vomiting and neck pain are two of the symptoms of Meningococcal meningitis.
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
3447: Why DDT is banned in western countries?
(a) It remains in environment for a long time
(b) The insects are immunised
(c) It is a highly poisonous insecticide
(d) None of the above
3448: Match List-I with List-II and select the correct answer using the code given below the lists:
List-I (Person) List-II (known as)
A. John C. Mather 1. Co-founder of Microsoft
B. Michael Griffin 2. Space Walker
C. Paul G. Allen 3. Administrator of NASA
D. Piers Sellers 4. Nobel Prize Winner,2006 in Physics
(A) 2 1 3 4
(B) 4 1 3 2
(C) 4 3 1 2
(D) 2 3 1 4
3449: On 21st June, the Sun
(a) does not set below the horizon at the Arctic Circle
(b) does not set below the horizon at Antarctic Circle
(c) shines vertically overhead at noon on the Equator
(d) shines vertically overhead at the Tropic of Capricorn
3450: Amit starts from a point a and walks to another points B, and then returns from B to A by his car and thus takes a total time of 6 hours and 45 minutes. If he had driven both ways in his car, he would have taken 2 hours less. How long would it take for him to walk both ways ?
(A) 8 hours 45 minutes
(B) 8 hours 30 minutes
(C) 7 hours 45 minutes
(D) 8 hours 15 minutes