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. Read all these questions and answer for your knowledge.
The fourth state of matter is?
A. Water
B. Salts
C. Vapours
D. Plasma
The device used to convert Alternate Current into Direct Current is called?
A. Anemometer
B. Battery
C. Galvanometer
D. Rectifier
At night, when photosynthesis is stopped, plants__________?
A. take in Carbon Dioxide
B. give off Oxygen
C. give off Carbon Dioxide
D. None of these
__________ are called the powerhouses of the cell?
A. Mitochondria
B. Vesicles
C. Lungs
D.Liver
One of the countries through which the equator passes is___________?
A. Kenya
B. Malaysia
C. Malta
D. Pakistan
Copper can be converted into gold by ?
A. Artificial radioactivity
B. heating
C. Electroplating
D. Chemical reaction
The three elements needed for healthy growth of plants are __________?
A. N, P, K
B. N, C, P
C. N, K,
D. N, S, P
Clocks, which move with the velocities comparable with the velocity of light, run ?
A. fast
B. slow
C. equal to the velocity of light
D. with zero velocity
Max Planck received the nobel prize in Physics in 1918 for his discovery of
A. electron
B. energy quanta
C. photon
D. positron
Bronze medal made up of metals
A. copper,nickel
B. copper, tin
C. copper, silver
D. copper, zinc
Addison’s disease is caused by the deficiency of____________?
A. Antidiuretic Hormone
B. Luteinising Hormone
C. Melanophore stimulating Hormone
D. Adrenocorticotropic Hormone
Humming bird belong to a category called ?
A. Ectotherm
B. Endotherm
C. Exotherm
D. Heterothermy.
One of the countries through which the equator passes is, Humming bird belong to a category called ?, Addison’s disease is caused by the deficiency of, Copper can be converted into gold by ?