Question 1

Which of the following is NOT part of a phytomere?

Accepted Answer

A) axillary bud 
B) internode 
C) node 
D) leaf 
E) apical meristem 
A) axillary bud 
B) internode 
C) node 
D) leaf 
E) apical meristem

Question 2

When you eat celery and rhubarb you are eating:

Accepted Answer

A) stems. 
B) blades. 
C) petioles. 
D) flowers. 
E) buds. 
A) stems. 
B) blades. 
C) petioles. 
D) flowers. 
E) buds.

Question 3

A leaf having a rachis is a ______ leaf.

Accepted Answer

A) simple 
B) palmately compound 
C) pinnately compound 
D) whorled 
E) sessile 
A) simple 
B) palmately compound 
C) pinnately compound 
D) whorled 
E) sessile

Question 4

Most tendrils are modified:

Accepted Answer

A) roots. 
B) stems. 
C) leaves. 
D) flowers. 
E) buds. 
A) roots. 
B) stems. 
C) leaves. 
D) flowers. 
E) buds.

Question 5

A sessile leaf, by definition, lacks a ______.

Accepted Answer

A) blade. 
B) stipule. 
C) sheath. 
D) lamina. 
E) petiole. 
A) blade. 
B) stipule. 
C) sheath. 
D) lamina. 
E) petiole.

Question 6

In grass leaves, the midvein and other large longitudinal strands arise at the _____ of the primordium and develop _____.

Accepted Answer

A) tip; downward 
B) tip; both upward and downward 
C) base; both upward and downward 
D) base; upward 
E) base; downward 
A) tip; downward 
B) tip; both upward and downward 
C) base; both upward and downward 
D) base; upward 
E) base; downward

Question 7

A sympodium contains a stem bundle and its associated leaf traces.

Accepted Answer

A) True 
 B)False

Question 8

Bud primordial give rise to lateral shoots.

Accepted Answer

A) True 
 B)False

Question 9

The inhibitory field hypothesis of leaf arrangement states that existing leaf primordia:

Accepted Answer

A) preferentially develop in a whorled phyllotaxy. 
B) cannot develop until sufficient space is available. 
C) prevent the initiation of new primordia. 
D) contain vascular tissues organized in field-like rows. 
E) produce electrical fields that attract one another. 
A) preferentially develop in a whorled phyllotaxy. 
B) cannot develop until sufficient space is available. 
C) prevent the initiation of new primordia. 
D) contain vascular tissues organized in field-like rows. 
E) produce electrical fields that attract one another.

Exam 25: The Shoot: Primary Structure and Development

Which of the following is NOT part of a phytomere?

When you eat celery and rhubarb you are eating:

A leaf having a rachis is a ______ leaf.

Most tendrils are modified:

A sessile leaf, by definition, lacks a ______.

In grass leaves, the midvein and other large longitudinal strands arise at the _____ of the primordium and develop _____.

A sympodium contains a stem bundle and its associated leaf traces.

Bud primordial give rise to lateral shoots.

The inhibitory field hypothesis of leaf arrangement states that existing leaf primordia:

Botany: an Introduction

The Molecular Composition of Plant Cells

The Plant Cell and the Cell Cycle

The Movement of Substances Into and Out of Cells

The Flow of Energy

Respiration

Photosynthesis, Light, and Life

Sexual Reproduction and Heredity

The Chemistry of Heredity and Gene Expression

Recombinant Dna Technology, Plant Biotechnology, and Genomics

The Process of Evolution

Systematics: the Science of Biological Diversity

Prokaryotes and Viruses

Fungi

Protists: Algae and Heterotrophic Protists

Bryophytes

Seedless Vascular Plants

Gymnosperms

Introduction to the Angiosperms

Evolution of the Angiosperms

Plants and People

Early Development of the Plant Body

Cells and Tissues of the Plant Body

The Root: Structure and Development

Secondary Growth in Stems

Regulating Growth and Development: the Plant Hormones

External Factors and Plant Growth

Plant Nutrition and Soils

The Movement of Water and Solutes in Plants

The Dynamics of Communities and Ecosystems

Global Ecology

Filters

In grass leaves, the midvein and other large longitudinal strands arise at the _ of the primordium and develop _.