Which activities are included in the management of water resources? check all that apply. planning how to transport water using technology to purify water studying the composition of water building structures to store water determining the selling price of water.

a, b, d on edge

Which description provides the best objective summary of the article in the passage?

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this

Ascience research group is testing a new type of plant food. one trial is conducted in a controlled experiment. the data from the trial show that the plant that received the new food grew faster than the control plant. the group announces that the new plant food makes plants grow faster. what is the main weakness in this scientific claim?