Officerswiki is a free education & learning platform for all students and working professionals, where they can practice multiple choice questions & answers (MCQs). These all MCQs on Officerswiki are FreeMcqs which are helpful in all types of exams such as PPSC, FPSC, CSS, NTS, PMS and UPSC.
First Atomic theory was proposed by?
A. John Dalton
B. E.Rutherford
C. De Broglie
D.I.Mendeleev
Air contains a maximum amount of__________?
A. oxygen
B. nitrogen
C. hydrogen
D. carbon dioxide
The alcohol used in the preparation of dynamite is________?
A. ethyl alcohol
B. glycerol
C. glycol
D. methyl alcohol
The element used in lead pencils is__________?
A. Zinc
B. Lead
C. Carbon
D. Tin
Epsom salt is chemically known as_________?
A. Copper Sulfate
B. Magnesium Sulfate
C. Ferrous Sulfate
D. None of these
Calcium sulphate is known as__________?
A. Epsom salt
B. Gypsum salt
C. Blue vitriol
D. Potash alum
Oil of vitriol is_________?
A. Nitric acid
B. Hydrochloric acid
C. Phosphoric acid
D. Sulfuric acid
Which are the only two elements on the periodic table that are liquid at room temperature?
A. Mercury and Bromine
B. Carbon and helium
C. Nitrogen and Hydrogen
D. Oxygen and Neon
Lunar eclipse occurs on__________?
A. New Moon
B. Full Moon
C. Half Moon
D. Quarter Moon
Tooth decay is caused by
A. Salt
B. Sugar
C. Calcium
D. Formalin
The protein content in wheat is approximately
A. 8%
B. 6%
C. 13%
D. 17%
What is the medical term for low blood sugar?
A. Hypoglycemia
B. Lymphoblastic leukemia
C. Pulmonary edema
D. Diabetes mellitus
The average human body contains how many pints of blood
A. 3 to 5 pints
B. 5 to 7 pints
C. 7 to 8 pints
D. 9 to 12 pints
The protein content in wheat is approximately,The alcohol used in the preparation of dynamite is________? ,Lunar eclipse occurs on__________?, Oil of vitriol is_________?
