Chapter 1: Air & Atmosphere - Science Mcqs for Grade 6

Q.  Exhaled air contains 16% oxygen and about 4% of carbon dioxide, the rest of 80% is

a. neon
b. argon
c. nitrogen
d. none of them


ANSWER: See Answer
 
No explanation is available for this question!
TasDia Network - Mcqs | Signature | Lyrics
MCQs:  The fractional distillation is a process in which liquids evaporate at
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  Photosynthesis occurs during the
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  Oxygen gas is
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  An odorless, invisible gas that makes about 20%-22% of the earth's atmosphere is known as
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  A thin layer that is held in place by gravity and provides us with oxygen is known as
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  The percentage composition of nitrogen in air is
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  The second step of fractional distillation is heating the mixture so that components evaporate at their
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  In respiration, living organisms take in oxygen and give out
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  The left over gas after the process of combustion is generally
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  The sphere that prevent the ultraviolet rays from sun is known as
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  In humid areas, the water vapor content is
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  The percentage composition of oxygen in air is
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  Air is important on earth because it has necessary components essential for the life of
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  In respiration glucose and oxygen combine together to form
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  The process of trapping some of the heat from the sun to maintain the life on earth is known as
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  People having respiratory problems like asthma, are dosed medically with
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  Oxygen is used in the manufacture of
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  Respiratory system contains organs necessary for the process of
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  Water vapor is less dense than
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  The liquefied air is put into an apparatus known as
Category: Science Mcqs,   Published by: T-Code Scripts