The number of facial bones in a human body ________?
A. 15 B. 14 C. 22 D. 26
Everyday Science MCQs
The process by which air flows from one location in the atmosphere to another is called __________?
A. Convection B. Radiation C. Conduction D. Electromagnetic Induction Air in the atmosphere moves around the world in a pattern called global atmospheric circulation. … When the air cools, it drops back to the ground, flows back towards the Equator, and warm again. The, now, warmed air rises again, and the pattern repeats. This pattern, … Read more
During which process does heat transfer occur because of density differences__________?
A. Convection B. Radiation C. Conduction D. None of these Convection occurs due to the differences in density, and only happens in gases or liquids. The heat is transferred by the movement of a heated fluid, which is air or water.
What method of energy transfer requires no medium for transfer?
A. Radiation B. Convection C. Conduction D. A and B both
In general, good absorbents of electromagnetic radiation are also good___________?
A. Radiators B. Conductors C. Insulators D. Semi Conductors
During which process of energy exchange does cold air displace warmer air?
A. Convection B. Radiation C. Conduction D. None of these
Which of the following arguments for trade barriers offers potential benefits to consumers?
A. To soften the fall of declining industries. B. To protect industries from competition from low wage countries. C. To protect industries from dumping. D. To nurture infant industries by protecting them from cheaper imports.
The S. I. unit of refractive index is _______?
A. meter B. cm C. watt D. no unit
Soil acidity is corrected by?
A. Proper irrigation B. Adding sodium hydroxide C. Liming D. Application of fertilizers
Which of the following is not a primary colour ________.
A. Red B. Blue C. Green D. Yellow The colours which cannot be obtained by mixing of two or more colours are called primary colours. Red, yellow and blue are primary colours. Hence, Green is not a primary colour.