If the movement of tectonic plates can destroy cities, then what can the movement of tectonic plates do? Answer choices: - to move people - threatened - Destroy cities - Prevent shaking - Create people - Build bridges - erosion - Movement
Destroy cities

If population size influences the chances of flowers surviving, then population size influences the chances of what surviving? Answer choices: - density - volume - flowers - animals - crocodiles - ducks - plants - oxygen
flowers

If humans do not communicate with chemicals, then which of the following do humans not use to communicate? Answer choices: - chemicals. - limb amputation - emissions - sweating - smoking pipes - dry conditions - visible energy - heat or cold
chemicals.