Exam 33: The Plant Body

Figure 33.1 -Answer the question using the accompanying figure. In the diagram of a root tip, the structure labeled "4" is the ____.

The innermost layer of the root cortex, known as the ____, is a selectively permeable barrier that helps control the movement of water and dissolved minerals.

Which list represents the correct order of structures from outside to inside in the stem of a vascular plant?

Among other functions, the ____ of a vascular plant performs most of the photosynthesis conducted by the plant.

Most plants have parts that can continue growing throughout their lives. This is referred to as ____ growth.

In flowering plants, companion cells are connected via plasmodesmata to ____.

Figure 33.2 -Answer the question using the accompanying figure. In the internal leaf structure, the item labeled "5" is ____.

Which term refers to plants that typically grow for many years?

Terminal buds release a hormone that inhibits the growth of nearby lateral buds.

Root systems that are adapted to absorb water and nutrients from the upper layers of soil are called a(n) ____.

Archaeologists have found that people were growing wheat in what today is Turkey ____ years ago.

All perennials have secondary tissues.

Explain the difference between primary and secondary growth.

Which types of plant cells function like stem cells in animals? How do they function?

Cork cambium produces ____.

A plant stem is considered to be a(n) ____.

Figure 33.1 -Answer the question using the accompanying figure. In the diagram of a root tip, the structure labeled "5" is the ____.

Epidermal cells secrete a coating called the ____ that protects the plant from water loss and attacks by microbes.

Plants with ____ life cycles typically ____.

Girdling is the process by which bark is removed from the entire circumference of a tree or branch. This is lethal to a tree because it prevents ____.