Eurasia Journal of Mathematics, Science & Technology Education
By Svandova, Katerina
“Secondary School Students’ Misconceptions about Photosynthesis and Plant Respiration: Preliminary Results”
Publisher:
1/10
Pp. 59-67
2014
Secondary School Students’ Misconceptions about Photosynthesis and Plant Respiration: Preliminary Results
Type: Empirical
Data collection method: Test
Number of subjects, range: Large — 31 or more
Grade and age of subjects: 3rd-5th grade — 10-11 years, 6th-8th grade — 12-14 years

  •  The plant produced oxygen over the entire day, and the most important source of food for plants is water with dissolved mineral substances.
  • The plant produces oxygen during the day and night.
  • Plants consume oxygen to produce carbon dioxide.
  • Respiration occurs only in leaves where the special apertures (pores) for the exchange of gases.
  • Source of nutrients for the plant is water with dissolved substances that are absorbed through the root system.