Question 1

In which of the following groups is the pollen tube haustorial?

Accepted Answer

A) Conifers and gnetophytes 
B) Conifers and cycads 
C) Cycads and Ginkgo 
D) Cycads and gnetophytes 
E) Ginkgo and gnetophytes 
A) Conifers and gnetophytes 
B) Conifers and cycads 
C) Cycads and Ginkgo 
D) Cycads and gnetophytes 
E) Ginkgo and gnetophytes

Question 2

The tallest vascular plant belongs to the phylum Coniferophyta.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following statements about cycads is FALSE?

Accepted Answer

A) They resemble palms. 
B) They exhibit secondary growth. 
C) They produce nonflagellated sperm. 
D) They are pollinated by insects. 
E) They harbor cyanobacteria. 
A) They resemble palms. 
B) They exhibit secondary growth. 
C) They produce nonflagellated sperm. 
D) They are pollinated by insects. 
E) They harbor cyanobacteria.

Question 4

A micropyle is the opening in a microsporangium.

Accepted Answer

A) True 
 B)False

Question 5

In conifer seeds, the food supply is diploid.

Accepted Answer

A) True 
 B)False

Question 6

The fossil record indicates that the integument evolved through a gradual:

Accepted Answer

A) thickening of the megasporangium wall. 
B) splitting of the megaspore wall. 
C) fusion of megaspore lobes. 
D) splitting of the ovule wall. 
E) fusion of integumentary lobes. 
A) thickening of the megasporangium wall. 
B) splitting of the megaspore wall. 
C) fusion of megaspore lobes. 
D) splitting of the ovule wall. 
E) fusion of integumentary lobes.

Question 7

______ produce nonmotile sperm.

Accepted Answer

A) Conifers and gnetophytes 
B) Conifers and cycads 
C) Cycads and Ginkgo 
D) Cycads and gnetophytes 
E) Ginkgo and gnetophytes 
A) Conifers and gnetophytes 
B) Conifers and cycads 
C) Cycads and Ginkgo 
D) Cycads and gnetophytes 
E) Ginkgo and gnetophytes

In which of the following groups is the pollen tube haustorial?

The tallest vascular plant belongs to the phylum Coniferophyta.

Which of the following statements about cycads is FALSE?

A micropyle is the opening in a microsporangium.

In conifer seeds, the food supply is diploid.

The fossil record indicates that the integument evolved through a gradual:

______ produce nonmotile sperm.

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

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

The Shoot: Primary 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

Exam 18: Gymnosperms

In which of the following groups is the pollen tube haustorial?

The tallest vascular plant belongs to the phylum Coniferophyta.

Which of the following statements about cycads is FALSE?

A micropyle is the opening in a microsporangium.

In conifer seeds, the food supply is diploid.

The fossil record indicates that the integument evolved through a gradual:

______ produce nonmotile sperm.

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

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

The Shoot: Primary 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