(Question)
If breast milk can make passive immunity last, then what can make passive immunity last? Answer choices: - resistance - sweating - Leptospirosis - breast milk - smoking tobacco - the environment - competition - fur seals
(Answer)
breast milk

(Question)
If sand is formed by weathering, then what process creates sand? Answer choices: - Water expanding - beach - evaporation - friction - silicon dioxide - weathering - dunes - rainfall
(Answer)
weathering

(Question)
If functioning ears are used for sensing sound by animals, then what are used for sensing sound in animals? Answer choices: - in the frog family - four limbs - non-functioning ears - noses - eyes - chemical messengers - Electrical energy - functioning ears
(Answer)
functioning ears