If aprotective organ is used to protect the body from harmful substances, then aprotective what protects the body from harmful substances? Answer choices: - hair - molecule - keratin - style - beacon - organ - fur - tissue
organ

If wind causes the removal of rock particles, then what causes the removal of rock particles? Answer choices: - Warm air - Sunlight - heat - stream - rain - Wind - Time - rivers
Wind

If courtship can result in offspring, then what can result in offspring? Answer choices: - seeds - competition - courtship - travel - resistance - solitude - litter - reading
courtship

If seasons are caused by the same reason that one side of the Earth receives less energy from the sun than the other side, then what are caused by the same reason that one side of the Earth receives less energy from the sun? Answer choices: - car accidents - climate - Seasons - photons - meteor showers - sweating - carbon cycle - sunlight
Seasons