Class 6 Science MCQs - Chapter 1
Air and Atmosphere Trivia Questions & Answers PDF Download - 12
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The Quiz: The left over gas after the process of combustion is generally; "Air and Atmosphere" App APK Download with answers: argon, oxygen, nitrogen, and carbon dioxide to study distance learning courses. Practice Gas Properties and Air MCQ Questions, download Kindle eBook (Free Sample) for online elementary school classes.
Air and Atmosphere Test Questions and Answers PDF Download: MCQ 12
The left over gas after the process of combustion is generally
- oxygen
- argon
- nitrogen
- carbon dioxide
The sphere that prevent the ultraviolet rays from sun is known as
- exosphere
- troposphere
- atmosphere
- stratosphere
In humid areas, the water vapor content is
- higher
- lower
- constant
- none of them
The percentage composition of oxygen in air is
- 21%
- 31%
- 41%
- 51%
Air is important on earth because it has necessary components essential for the life of
- plants
- animals
- organism
- plants, animals and other organisms
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Air and Atmosphere MCQ Book Questions
- Green pigment in leaves and stem of plants, that absorbs sunlight for process of photosynthesis is known as
- Sublimation is a technique that helps chemists to
- Loam contain suitable nutrients for plants growth and it can
- As specimen is in perfect focus, we should turn knob of
- A lot of heat energy and light energy is given off by a