Exam 33: The Plant Body

Refer to the figure showing the torpedo stage of plant embryogenesis. What would be the effect on plant development if the parts of the figure shown in yellow and red were nonfunctional?

Just inside the epidermis of the root is a region of parenchyma cells called the _______.

The cell wall region between adjoining parenchyma cells, if peeled apart into its constituent layers, would be found to consist of

If sugar travels from a tuber to a developing leaf, the tuber is a(n) _______, and the leaf is a _______.

In a young root, xylem cells can be observed in the

The _______ is a layer of root cells that contain the water-repellent substance suberin in their cell walls.

Summer wood and spring wood differ both in terms of their color and in the thickness of their _______.

The plant organs that occur in seedlings and serve for storage and/or photosynthesis are the

Which of the following is not one of the functions of cork cambium products?

As stationary organisms, plants must rely on _______ growth to acquire resources.

The angle made by the stem and an attached petiole is called the leaf axil, and the shoot bud found in that angle is called a(n) _______.

Sclerenchyma cells have thickened _______ cell walls and function when they are dead.

Differentiate between apical and lateral meristems.Do all plants have apical meristems? Do all plants have lateral meristems?

Hard or gritty texture in fruits is due to _______ plant cells?

When the aboveground portions of a woody eudicot are undergoing secondary growth, the root system

Suppose you are given a freeze-dried leaf and told to remove all of the cell layers except for the one that will provide the maximum amount of chlorophyll for an extract to be used in an experiment.You should scrape away all of the layers of cells except for the _______ cells.

The leaf blades are attached to their respective stems by

Whether a stem is woody or herbaceous, the outer covering is formed by the

The horizontally branching roots of a plant's root system are called _______ roots.

A variety of morning glory vine has special epidermal cells which, though alive, lack most organelles and therefore permit maximal conduction of light to the ground tissue.These cells are kept alive by parenchyma cells that are attached to them by many plasmodesmata.These special epidermal cells are therefore like phloem cells, which