If sleep is good for human health, then what may improve health? Answer choices: - Enzymes - sleep - food - Lift - fats - insomnia - hunger - loud noises
sleep

If building housing developments may cause extinction, then building housing developments may cause? Answer choices: - eruptions - colder weather - disease - erosion - extinction - mutations - Destroy bridges - deforestation
extinction

If habitat destruction causes cows to move to find shelter in another habitat, then what moves to find shelter in another habitat because of habitat destruction? Answer choices: - cows - Whales - humans - clouds - Birds - gravity - camels - density
cows