21-Where is the Big Ben situated?
(A) Paris
(B) London
(C) Geneva
(D) New York
22-The color of the black box is
(A) Black
(B) Grey
(C) Red
(D) Orange
23-Following is water soluble vitamin.
(A) Vitamin A
(B) Vitamin B
(C) Vitamin C
(D) Vitamin D
24-Which of the following causes ozone layer depletion?
(A) Ammonia
(B) Smoke
(C) Freon
(D) Mercury
25-World Blood Donor Day is
(A) 14th December
(B) 14th January
(C) 14th March
(D) 14th June
26-The country in which the Jasmine Revolution was broken out
(A) Egypt
(B) Tunisia
(C) Libya
(D) Yemen
27-Which planet in the solar system has lowest density?
(A) Venus
(B) Saturn
(C) Mars
(D) Moon
28-World food day is celebrated on
(A) 4th July
(B) 16th October
(C) 12th August
(D) 18th May
29-Blood group was discovered by
(A) Robert Koch
(B) Karl Land Steiner
(C) Paul Ehrich
(D) Anton Von
30-Quick lime is
(A) CaO
(B) Ca(OH)2
(C) CaCO3
(D) Mg(OH)2
ANSWERS:
21-(B), 22-(D), 23-(B), 24-(C), 25-(D), 26-(B), 27-(B), 28-(B), 29-(B), 30-(A)