Young students analyzing water quality, ph level with indicator strips during biology field teaching class. Female teacher during outdoor active
Young students analyzing water quality, ph level with indicator strips during biology field teaching class. Female teacher during outdoor active education about ecosystem, nature.
Size: 5568px × 3712px
Photo credit: © Jozef Polc / Alamy / Afripics
License: Royalty Free
Model Released: Yes
Keywords: biology, boys, children, classroom, conservation, copy, curiosity, day, ecology, ecosystem, education, elementary, environment, experiment, field, girls, group, indicator, knowledge, lake, learning, level, meadow, memorable, nature, observe, opportunity, outdoor, outdoors, ph, plant, pollution, quality, sample, school, science, showing, space, spring, strips, students, studying, sustainable, teacher, teachers, teaching, teamwork, trip, uncoventional, water, wildlife
