Author:

(A) HCL
(B) H₂O
(C) CO₂
(D) C₂H₄

(A) Oxygen
(B) Nitrogen
(C) Carbon
(D) Hydrogen

(A) Donald Rose
(B) Funk
(C) Walter Hunt
(D) Spencer

(A) Epistomology
(B) Gerontology
(C) Geology
(D) Dermatology

(A) Organic compounds
(B) Inorganic compounds
(C) Both A & B
(D) None of the above

(A) 220 Million Years
(B) 225 Million Years
(C) 230 Billion Years
(D) All are incorrect

(A) Colder area to warmer area
(B) Warmer area to colder area
(C) High pressure area to low pressure area
(D) Low pressure area to high pressure area

(A) 1.4 Million Kilometer
(B) 1.5 Million Kilometer
(C) 2 Million Kilometer
(D) 2.2 Million Kilometer