schoolgirl biology botany class measure sprouted green plant with ruler ucumber leaves growing plants |
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navigate by keyword : agriculture bacterial biology botany children consumption contaminated cultivated diseases eco education engineer examine female food gene genetic green growing hands harvest healthy indoors laboratory leaf learning measuring medicine modified natural nature pathology person plant pollution production protection research researcher science scientist study technician technology test vegetable vegetarian veggies woman writing |
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Schoolgirl in a biology or botany class measure a sprouted green plant with a ruler. ucumber leaves. Growing plants. Child writing data into questionnaire. Environmental education. Ecology concept |
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