Air contains different types of _________ (cakes/ gases/ toys)
gases
Inhalation and exhalation of air, called ____________ (r/e/s/i/p/t/o/i/n/r/a)
respiration
Air passage connecting the NOSE and LUNGS, called ______________ (w/n/i/d/p/i/e/p)
windpipe
Gas exchange takes place through the __________ (a/r/i s/c/a/s
air sacs
What is this?
lungs
What is this? (n/i/w/d/p/i/e/n)
windpine
Drinking enough _______ and exercising help keep our body healthy.
water
Insects breathe in oxygen from the air through their ________ _____ (b/e/a/r/t/h/g/i h/o/e/l).
breathing hole
Fish have ______ to help them breath in water. (i/g/l/l)
gill
Frog can breath in oxygen through their _______ skin when in water. (m/o/s/t/i)
moist
