What is/are the basic purpose(s) of dams
(A) Storage of water in a large reservoir
(B) Generation of electricity
(C) Control of floods
(D) All of the above
Which one of the following can be synthesized by Liver _______
(A) Vitamin B6
(B) Vitamin B12
(C) Vitamin K
(D) Vitamin E
Which among the following is responsible for producing color of human skin ___
(A) Insulin
(B) Vitamin K
(C) Melanin
(D) DNA
In which part of the eye lies the pigment that decides the colour of the eyes of a person___
(A) Retina
(B) Iris
(C) Cornea
(D) Pupal
By which process copper is refined ____________
(A) Roasting
(B) Oxidation
(C) Zone Refining
(D) Electrolysis
Magnalium is an alloy of_____________
(A) Magnesium and Lead
(B) Aluminium and Zinc
(C) Aluminium and Magnesium
(D) Aluminium and Mercury
Which of the following metal occurs in free state ______________
(A) Lead
(B) Iron
(C) Mercury
(D) Copper
The vitamin which is generally excreted by humans in urine is__________
(A) Vitamin A
(B) Vitamin B
(C) Vitamin B12
(D) Vitamin C
The Virus of AIDS affects the growth of_____________
(A) Hemoglobin
(B) RBCs in blood
(C) T cells in blood
(D) Grey Cells in blood