(A) Hexane and Nonane
(B) Butane and Hexane
(C) Butane and Propane
(D) None of these
The answer is: (C) Butane and Propane
Author: mbilal005
The Green House Effect is caused by an excess of:
(A) Carbon dioxide
(B) Carbon monoxide
(C) Carbon tetrachloride
(D) None of these
The answer is: (A) Carbon dioxide
Short-Sightedness can be corrected by?
(A) Convex-Concave lenses
(B) Concave lens
(C) Convex lens
(D) None of these
The answer is: (B) Concave lens
The lifespan of white blood cells ranges from?
(A) 13 to 20 days
(B) 12 to 15 days
(C) 14 to 18 days
(D) None of these
The answer is: (A) 13 to 20 days
Neutron was discovered by:
(A) Robert Hooke
(B) Charles Darwin
(C) James Chadwick
(D) None of these
The answer is: (C) James Chadwick
______ hosted Conference on Dialogue of Asian Civilizations on May 15th 2019:
(A) China
(B) Bhutan
(C) Japan
(D) None of these
The answer is: (A) China
Which country’s parliament has declared climate change emergency on 1st May 2019?
(A) Japan
(B) Norway
(C) UK
(D) None of these
The answer is: (C) UK
The process in which a heavy nucleus split into two lighter one is called:
(A) Beta Decay
(B) Gamma Decay
(C) Nuclear Fission
(D) None of these
The answer is: (C) Nuclear Fission
The shortest wavelength for audible sound is:
(A) 1.7 cm
(B) 0.7 cm
(C) 0.6 cm
(D) None of these
The answer is: (A) 1.7 cm
Who was the first Prime Minister of Pakistan?
(A) Quaid-e-Azam
(B) Liaqat Ali Khan
(C) Saad Hariri
(D) None of these
The answer is: (B) Liaqat Ali Khan