General Studies Exam Question Paper and Answer

1.The net gain of energy from one molecule of glucose during aerobic respiration
A) 4 ATP
B) 8 ATP
C) 40 ATP
D) 38 ATP

2.Which one of the following bio geo chemical cycles is most dependant on bacteria? * , *
(A). Water cycle

(B) Carbon cycle
(C) Nitrogen cycle
(D) Phosphorous cycle

3.Male hormone secreted by the testes is
(Ä) Estrogen
(B) Progesterone
(Ç) Prolactin
(D) Androgens

4. NH⁺₄  ion is

A) A conjugate acid 

B) A conjugate base 

C) Neither an acid nor a base 

D) Both an acid and a base

5.Which of the following nitrogen-fertilizers has the highest nitrogen percentage?
A) CaCN2
B) Urea

C) NH4NO3

D)  (NH4)2NO3