Exam 9: Water in Plants

Plants obtain most of their mineral nutrients ______________.

When starch and cellulose molecules are exposed to water, they develop electrical charges and form ____________.

Water potential is calculated by _____________________.

Which of the following is NOT involved in guard cell regulation of stomata opening?

If the concentration of solutes outside the plant cell is greater than the concentration on the inside, water will

All water that passes through a plant leaves the plant via stomata.

Which of the following is NOT one of the nutrients that constitute about 99% of the nutrient total used by plants?

Molecules that, due to their symmetry, have slightly different electric charges at each end are said to be

When an entire plant wilts, it is due to _____________.

The movement of molecules from a region of high concentration to a region of low concentration is

Organic molecules produced in photosynthesis are mainly transported in the form of _______.

Osmotic potential is the amount of pressure needed to make water rise in a narrow tube.

Imbibition is responsible for _______________________.

Relatively uniform loss of color in leaves, occurring first on the older ones, is usually a sign of deficiency of which of the following?

Plants that have their stomata elevated above the surface include

Many studies leading to our present knowledge of translocation of food in plants utilized radioactive tracers and

An area within a plant where food is utilized is called a

Most of the water that enters a plant via the roots leaves the same plant by the process of

Hydroponically grown tomatoes are those that are grown in

The process of loading and transport of food through the phloem tissue involves which of the following factors?