71. The natural fats and oils are composed of
(A) Carbon, Hydrogen and Oxygen
(B) Carbon, Hydrogen and Nitrogen
(C) Carbon, Oxygen and Nitrogen
(D) Hydrogen, Oxygen and Nitrogen
The answer is: (A) Carbon, Hydrogen and Oxygen ☑
72. The energy value of food is measured in
(A) Joule
(B) Calories
(C) Tesla
(D) Proteins
The answer is: (B) Calories ☑
73. Wind energy is the __________ energy.
(A) Potential
(B) Transverse
(C) Kinetic
(D) Mechanical
The answer is: (C) Kinetic ☑
74. Who is considered the founder of meteorology?
(A) Aristotle
(B) Plato
(C) Einstein
(D) Newton
The answer is: (A) Aristotle ☑
75. Water covers __________ of the Earth’s surface.
(A) 60%
(B) 65%
(C) 70%
(D) 75%
The answer is: (C) 70% ☑