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646. For Which of the following only integers are possible ? 1. Valency 2. Oxidation state 3. Atomic number 3. Atomic weight
A. 1 and 3
B. 3 and 4
C. 1, 2 and 3
D. 1, 2 and 4
Explanation:
647. Sargassa Sea is located in
A. North Pacific Ocean
B. North Sea
C. North Atlantic Ocean
D. South Atlantic Ocean
Explanation:
648. The Sustralian state which is an island is
A. Queensland
B. Java
C. Tasmania
D. New Guinea
Explanation:
649. Which High Court has juristiction over the state of Arunachal Pradesh ?
A. Guwahati
B. Bombay
C. Calcutta
D. Chandigarh
Explanation:
650. Given below are two statements, labelled as Assertion (A) and Reason (R). In the context of the two statements, which of the following is correct ?Assertion (A) : When it rains in bright sunshine, a rainbow is observed in the sky.Reason (R) : White light consists of senven colours.
A. Both A and R are true and R is the correct explanation of A.
B. Both A and R are true but R is not the correct explanation of A.
C. A is true but R is false.
D. A is false but R is true.
Explanation: