How is 'Power' interpreted?
(A) Work done in energy transfer
(B) Working rate or energy transfer rate
(C) Work done in a minute
(D) Superimposed force
Which one of the following is not a liquid permanent tissue?
(A) Kolenkaima
(B) Xylem
(C) Cambium
(D) Top merist
Which gas comes out when a metal reacts with water?
(A) Oxygen
(B) Nitrogen
(C) Chlorine
(D) Hydrogen
Which country has got its first female Prime Minister?
(A) Somalia
(B) UAE
(C) Sri Lanka
(D) Chad
Who propounded the word molecule?
(A) E. Rutherford
(B) JJ thomson
(C) Democritus
(D) John Dolton
Which of the following metals is in a liquid state at orbital temperature?
(A) Mercury
(B) Tungsten
(C) Lead
(D) Bromine
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