[مستر محمد ديوشي عطا]

Trees take in carbon and give out / off oxygen
الأجابتين صح بدليل قاموس Longman


give off something (phrasal verb)to produce a smell, light, heat, a sound etc




The wood gave off a sweet, perfumed smell as it burned

give out something to produce something such as light, heat, or a signal [= emit]:

A gas lamp gave out a pale yellowish light.