526: An athlete claimed that his timing for a 100 m dash should be corrected because the starting signal was given by a gun fired from a point 10 m away from him and the timekeeper was standing close to the gun. The error due to this could be (in seconds):
(a) 0.7
(b) 0.5
(c) 0.1
(d) 0.03
527: A new type of El Nino called El Nino Modoki appeared in the news. In this context, consider the following statements:
1. Normal El Nino forms in the Central Pacific ocean whereas El-Nino Modoki forms in Eastern Pacific ocean.
2. Normal EI Nino results in diminished hurricanes in the Atlantic ocean but El Nino Modoki results in a greater number of hurricanes with greater frequency.
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
528: Decomposition of organic matter is due to:
(a) Virus
(b) Fungi
(c) Bacteria
(d) None of these
529: When a number X is added to 4/X, the result is 4. Therefore X is:
(a) 2
(b) 3
(c) 4
(d) 8
530: Match List I (Mangrove ) with List II (State) and select the correct answer using the codes given below the lists:
List I List II
(Mangrove) (State)
A. Achra Ratnagiri 1. Karnataka
B. Coondapur 2. Kerala
C. Pichavaram 3. Andhra Pradesh
D. Vembanad 4. Maharashtra
5. Tamil Nadu
Codes:
A B C D
(a) 2 1 5 4
(b) 4 5 3 2
(c) 2 5 3 4
(d) 4 1 5 2