Class 6 Science MCQs - Chapter 1
Air and Atmosphere Quiz Questions & Answers PDF Download - 3
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The Air and atmosphere Quiz Questions and Answers PDF (air and atmosphere Quiz PDF e-Book) download Ch. 1-3 to learn Grade 6 Science Course. Solve Air and Processes MCQs PDF, Air and Atmosphere Quiz Questions and Answers for online certificate programs. The Air and Atmosphere Quiz App Download: Free learning app for air and processes, atmosphere: basic facts, gas properties and air test prep for online degree programs.
The Quiz: Intake of carbon dioxide and giving out of oxygen is the only process named; "Air and Atmosphere" App (iOS, Android) with answers: Respiration; Photosynthesis; Rusting; Excretion; for online certificate programs. Study Air and Processes MCQ Questions, download Amazon eBook (Free Sample) for online school classes.
Air and Atmosphere Exam Questions and Answers PDF Download: Test 3
Intake of carbon dioxide and giving out of oxygen is the only process named
- photosynthesis
- respiration
- rusting
- excretion
Air is a mixture that makes up the
- season
- atmosphere
- clouds
- temperature
The condensation point of oxygen gas is
- −113 °C
- −133 °C
- −183 °C
- −143 °C
Ammonia is used to make compounds such as
- ammonium sulfate
- ammonium nitrate
- all of these
- nitric acid
The layer that blocks the ultraviolet (UV) rays from the sun is
- top layer
- inner layer
- ozone layer
- outer
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Air and Atmosphere MCQ Book Questions
- A single system on which all scientists all over world agree for units of measurement is called
- Iron adopts changes slowly and gradually by process of
- An average speed of an aero plane is equal to
- Rate of photosynthesis decreases because enzymes are denatured at
- Agents in infectious diseases responsible are called