If mammals form urine in the kidneys, then where do mammals make urine? Answer choices: - Kidneys - liver - alveoli - bladder - liquid - organ - toilets - sweating
Kidneys

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
Five hearts

If conserving resources lowers pollution, then how do you reduce pollution? Answer choices: - igniting fuel and oxidiser - transportation technology - wasting - not recycling - burning fossil fuels - converting electricity to heat - water conservation - using less resources
using less resources

If astronauts require canned food for extended flights, then astronauts require what food for extended flights? Answer choices: - Glucose - canned - squids - complete - sugar - hydration - earthworm - nutrients
canned