Exam 28: Plant Structure and Growth

The following question is based on parts of a growing primary root. I. root cap II. zone of elongation III. zone of cell division IV. zone of cell differentiation V. apical meristem Which of the following is the correct sequence from the growing tips of the root upward?

Guard cells of stomata in leaves of plants are modified

Storage roots, stems, and leaves are some of the evolutionary adaptations of plants. Which of the following are listed in the order of modified root, stem, and leaf?

As a youngster, you drive a nail in the trunk of a young tree that is 3 meters tall. The nail is about 1.5 meters from the ground. Fifteen years later, you return and discover that the tree has grown to a height of 30 meters. About how many meters above the ground is the nail?

Which of the following have unevenly thickened primary walls that support young, growing parts of the plant and provide flexibility?

Lateral meristems produce

The dominant type of tissue that makes up most of the wood of a tree is

Pores on the leaf surface that function in gas exchange are called

Gas exchange, which is necessary for photosynthesis, can occur most easily in which leaf tissue?

Lateral meristem activity results in production of

The driving force that pushes the root tip through the soil is primarily

The role of genes and their activation and inactivation during cell differentiation is based on

Root hairs, which absorb the water and minerals in the majority of plants, are the extensions of root

Which of the following cell types retains the ability to undergo cell division?

Figure 28.2 -A monocot stem is represented by

Plants contain meristems whose major function is to

Adventitious roots in monocots are very helpful in coastal ecosystems to reduce

Secondary growth in eudicot stems and roots is caused by

Which of the following is derived from the ground tissue system?

Which of the following root tissues gives rise to lateral roots?