Latest Questions Sample Paper 2015 for (IB) Intelligence Bureau Competitive Examinations 2015 Must Prepare Now

12. The average adult has a blood volume of about __________ liters.
(A) 4
(B) 5
(C) 6
(D) 7

13. The most abundant element in the universe is
(A) Oxygen
(B) Hydrogen
(C) Carbon Dioxide
(D) Silicon

14. The most abundant element in the Earth’s crust is
(A) Oxygen
(B) Hydrogen
(C) Carbon Dioxide
(D) Silicon

15. Each day human body breathe in __________ liters of air.
(A) 5,000 to 10,000
(B) 10,000 to 15,000
(C) 15,000 to 20,000
(D) 20,000 to 25,000

16. Deficiency of Vitamin-D results in
(A) night blindness
(B) rickets
(C) scurvy
(D) hair fall

17. The SI unit of “pressure” is
(A) pascal
(B) joule
(C) tesla
(D) henry