What releases oxygen during the day but not during the night?
humans Trees dogs cacti cats Oak ferns apples
A B C D E F G H
Ferns are seedless vascular plants.
ferns release oxygen during the day but not during the night
What releases oxygen during the day but not during the night? (A) humans (B) Trees (C) dogs (D) cacti (E) cats (F) Oak (G) ferns (H) apples