If mammals breathe with their lungs, then what do mammals breathe? Answer choices: - lung - Air - O2 - Gas - Carbon dioxide - Urea - Heat - Moisture
Air

(Question)
If green commuting can be accomplished through pushing on pedals, then green what can be accomplished through pushing on pedals? Answer choices: - commuting - Plants growth - walking - driving - Heart rate - running - horse-riding - Movement
(Answer)
commuting

Ques: If organisms cluster around cracks in the ocean floor, then what do organisms cluster around, in the ocean floor? Answer choices: - cracks - chemicals - limestone - crust - headaches - Nutrients - horses - dogs
Ans: cracks

(Q).
If the burrows of something with five hearts help aerate soil, then what does the animal that burrows to help aerate soil have? Answer choices: - Energy - Five hearts - critical organs - resistance - Energy. - food and shelter - fur and fat - four limbs
(A).
Five hearts

Ques:If birds are endothermic vertebrates with legs, then what are endothermic vertebrates with legs? Answer choices: - Birds - mammals - Snakes - ducks - Lizards - ants - long - toads

Ans:Birds

Ques:If sulfur dioxide in precipitation has negative impact on water quality, then water quality can be negatively effected by what? Answer choices: - flooding - Pesticides - erosion - contamination - competition - Pollution - sulfur dioxide - deforestation

Ans:
sulfur dioxide