Ques: If echinoderms have no lungs, then what do Echinoderms lack? Answer choices: - Lungs - Mass - oxygen - eardrum - gills - ovaries - Organs - Bodies
Ans: Lungs

Ques: If ice slows the transfer of heat, then what slows the transfer of heat? Answer choices: - moss - coat - CFCs - UV - foil - fur - skin - ice
Ans: ice

Ques: If eating food that contains herbicides can have a negative impact on humans, then what can have a negative impact on humans if contained in food they eat? Answer choices: - h2o - vitamins - toxins - bacteria - protein - contamination - Smoking - herbicide
Ans: herbicide

Ques: If agreenhouse helps plants grow easily protected from chill, then what does a greenhouse protect plants from to help them grow easily? Answer choices: - death - hotness - Winter - fronts - heat - drought - rain - chill
Ans:
chill