66: The rough outline map given shows centres of cement industry labelled 1, 2, 3 and 4. Match these centres with the following sets of names :

Names
(A) Katni
(B) Tirunelveli
(C) Sikka
(D) Churk

Select the correct answer using the codes given below :

Codes :
(a) A-3, B-4, C-2, D-1
(b) A-2, B-4, C-1, D-3
(c) A-1, B-2, C-4, D-3
(d) A-2, B-3. C-1, D-4
67: Assertion

Comets have gaseous tails

Reason

They are very hot bodies

(a) if A and R both are correct and R is the correct explanation of A

(b) if A and R both are correct but R is not the correct explanation of A

(c) if A is correct and R is incorrect

(d) if A is incorrect and R is correct
68: Which one of the following statements is correct ?

(a) Only the Rajya Sabha and not the Lok Sabha can have nominated members
(b) There is a constitutional provision for nominating two members belonging to the Anglo-Indian community to the Rajya Sabha
(c) There is no constitutional bar for a nominated member to be appointed Union minister
(d) A nominated member can vote both in the Presidential
69: Lichens is an association of two types of organisms. They are:

(a) Algae and fungi

(b) Algae and virus

(c) Fungi and virus

(d) Virus and bacteria
70: The world's fastest computer has been able to perform (as of Dec. 1996)

(a) 10'6 operations per second

(b) 10'9 operations per second

(c) 10'12 operations per second

(d) 10'15 operations per second