Explain how tropism affects plants' growth? Tropisms can cause plants to grow either away or towards external stimuli.
Tropisms produce chemicals that cause plants to only grow taller.
Tropisms produce chemicals that only affect the growth plants' roots.

Land conservation is a worldwide priority. there are several methods to prevent the loss of land due to a variety of reasons. which method is not a way to conserve land? a) sea walls b) rainwater harvesting c) limits on clear cuts of forests d) cut and burn methods of clearing land