281: Which of the following pairs is/are correct?

(A) Main root : Storage

(B) Lateral root : Absorption

(C) Root hair : Conduction

(a) Only A

(b) A and C

(c) All are correct

(d) None of the above
282: Consider the following statements:

1. Great Britain comprises England, Wales, Scotland and Northern Ireland.

2. England covers less than 60% of the total area of the United Kingdom.

Which of the following statements given above is/are correct?

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
283: With reference to the steel industry in India in the recent times, consider the following statements:

1. Vizag Steel Plant (RINL) has been declared Mini Ratna.

2. Merger of IISO with SAIL has been completed.

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
284: If CALCUTTA is 7, 3, 9, 7, 23, 14, 14, 3, BANGALORE will be

(a) 6, 3, 18, 13, 3, 9, 12, 11, 2

(b) 6, 5, 18, 13, 3, 14, 12, 11, 2

(c) 6, 5, 18, 13, 5, 14, 12, 11, 2

(d) 6, 3, 18, 13, 5, 14, 12, 11, 2
285: Why camphor disappears when kept on a plate?

(a) It sublimes

(b) It reacts with the metal of the container

(c) It reacts with the gases of the air

(d) None of the above