Question 1

The phylum Ginkgophyta is represented by ________ living species.

Accepted Answer

A)  three genera and 30 
B)  one 
C)  approximately 100, primarily north of the equator 
D)  approximately 90, primarily in the tropics 
E)  zero 
A)  three genera and 30 
B)  one 
C)  approximately 100, primarily north of the equator 
D)  approximately 90, primarily in the tropics 
E)  zero B

Question 2

Which of the following is common to both ginkgoes and pines?

Accepted Answer

A)  flagella on the sperms 
B)  broad leaves 
C)  soft wood 
D)  male and female trees 
E)  antheridia 
A)  flagella on the sperms 
B)  broad leaves 
C)  soft wood 
D)  male and female trees 
E)  antheridia C

Question 3

Which of the following gymnosperms have fleshy seeds?

Accepted Answer

A)  podocarps 
B)  California nutmeg 
C)  yew 
D)  ginkgo 
E)  All of these answers are correct. 
A)  podocarps 
B)  California nutmeg 
C)  yew 
D)  ginkgo 
E)  All of these answers are correct. E

Question 4

The mature male gametophyte of a pine consists of a germinated pollen grain with a pair of sperms in the pollen tube.

Accepted Answer

A) True 
 B)False

Question 5

A feature or structure NOT found in a pine life cycle includes

Accepted Answer

A)  the production of two different kinds of spores. 
B)  pollen grains that frequently have a pair of external air sacs. 
C)  nutritive tissue (nucellus) for the gametophyte. 
D)  antheridia. 
E)  egg and sperm. 
A)  the production of two different kinds of spores. 
B)  pollen grains that frequently have a pair of external air sacs. 
C)  nutritive tissue (nucellus) for the gametophyte. 
D)  antheridia. 
E)  egg and sperm.

Question 6

The fleshy seed of the ________ is considered a delicacy in Oriental cuisine.

Accepted Answer

A)  stone pine 
B)  pinyon pine 
C)  Pacific yew 
D)  ginkgo 
E)  juniper 
A)  stone pine 
B)  pinyon pine 
C)  Pacific yew 
D)  ginkgo 
E)  juniper

Question 7

Pines have vessels in the xylem, while all other gymnosperms have tracheids.

Accepted Answer

A) True 
 B)False

Question 8

The female gametophyte of pines usually contains two to six

Accepted Answer

A)  pollen grains. 
B)  integument cells. 
C)  archegonia. 
D)  micropyles. 
E)  pollen chambers. 
A)  pollen grains. 
B)  integument cells. 
C)  archegonia. 
D)  micropyles. 
E)  pollen chambers.

Question 9

Joint firs (Ephedra), which superficially resemble horsetails,

Accepted Answer

A)  are somewhat shrubby inhabitants of drier regions. 
B)  are confined to temperate deserts in southwestern Africa. 
C)  have photosynthetic leaves. 
D)  are in the same division as cycads. 
E)  produce male and female reproductive structures in the same strobili. 
A)  are somewhat shrubby inhabitants of drier regions. 
B)  are confined to temperate deserts in southwestern Africa. 
C)  have photosynthetic leaves. 
D)  are in the same division as cycads. 
E)  produce male and female reproductive structures in the same strobili.

Question 10

Naval stores is a general term given to

Accepted Answer

A)  amber. 
B)  dammar. 
C)  fence posts made of conifer wood. 
D)  turpentine and rosin. 
E)  decay-resistant wood used for building sailing ships. 
A)  amber. 
B)  dammar. 
C)  fence posts made of conifer wood. 
D)  turpentine and rosin. 
E)  decay-resistant wood used for building sailing ships.

Question 11

Fungi play an important role in the growth of pines.

Accepted Answer

A) True 
 B)False

Question 12

Albuminous cells of pines apparently perform the same function as

Accepted Answer

A)  tracheids. 
B)  companion cells. 
C)  laticifers. 
D)  vessel elements. 
E)  parenchyma cells. 
A)  tracheids. 
B)  companion cells. 
C)  laticifers. 
D)  vessel elements. 
E)  parenchyma cells.

Question 13

Which of the following is NOT a phylum of gymnosperms?

Accepted Answer

A)  Pinophyta 
B)  Ginkgophyta 
C)  Polypodiophyta 
D)  Gnetophyta 
E)  Cycadophyta 
A)  Pinophyta 
B)  Ginkgophyta 
C)  Polypodiophyta 
D)  Gnetophyta 
E)  Cycadophyta

Question 14

The structure of pines that develops into a seed coat is a/an

Accepted Answer

A)  sporophyll. 
B)  nucellus. 
C)  megasporangium. 
D)  pollen chamber. 
E)  integument. 
A)  sporophyll. 
B)  nucellus. 
C)  megasporangium. 
D)  pollen chamber. 
E)  integument.

Question 15

The term gymnosperm refers to

Accepted Answer

A)  plants with exceptionally active sperms. 
B)  plants whose seeds are produced out in the open (as opposed to being enclosed within a structure). 
C)  plants whose seeds are enclosed within woody layers. 
D)  plants whose sperms must migrate through looped tubes to reach the eggs. 
E)  all plants that do not produce flowers. 
A)  plants with exceptionally active sperms. 
B)  plants whose seeds are produced out in the open (as opposed to being enclosed within a structure). 
C)  plants whose seeds are enclosed within woody layers. 
D)  plants whose sperms must migrate through looped tubes to reach the eggs. 
E)  all plants that do not produce flowers.

Question 16

The oldest known living organisms are believed to be redwoods.

Accepted Answer

A) True 
 B)False

Question 17

Pine wood is said to be soft because of the absence of

Accepted Answer

A)  knots. 
B)  silica. 
C)  xylem vessels. 
D)  a hypodermis. 
E)  collenchyma. 
A)  knots. 
B)  silica. 
C)  xylem vessels. 
D)  a hypodermis. 
E)  collenchyma.

Question 18

Although most seed plant groups have nonmotile sperm, this group reproduces with motile sperm.

Accepted Answer

A)  pines 
B)  cycads 
C)  spruces 
D)  yew (Taxus) 
E)  firs 
A)  pines 
B)  cycads 
C)  spruces 
D)  yew (Taxus) 
E)  firs

Question 19

Ginkgo seeds, although foul-smelling, are edible.

Accepted Answer

A) True 
 B)False

Question 20

Cycad leaves are fan-shaped and deciduous.

Accepted Answer

A) True 
 B)False

Exam 22: Introduction to Seed Plants: Gymnosperms

The phylum Ginkgophyta is represented by ________ living species.

Which of the following is common to both ginkgoes and pines?

Which of the following gymnosperms have fleshy seeds?

The mature male gametophyte of a pine consists of a germinated pollen grain with a pair of sperms in the pollen tube.

A feature or structure NOT found in a pine life cycle includes

The fleshy seed of the ________ is considered a delicacy in Oriental cuisine.

Pines have vessels in the xylem, while all other gymnosperms have tracheids.

The female gametophyte of pines usually contains two to six

Joint firs (Ephedra), which superficially resemble horsetails,

Naval stores is a general term given to

Fungi play an important role in the growth of pines.

Albuminous cells of pines apparently perform the same function as

Which of the following is NOT a phylum of gymnosperms?

The structure of pines that develops into a seed coat is a/an

The term gymnosperm refers to

The oldest known living organisms are believed to be redwoods.

Pine wood is said to be soft because of the absence of

Although most seed plant groups have nonmotile sperm, this group reproduces with motile sperm.

Ginkgo seeds, although foul-smelling, are edible.

Cycad leaves are fan-shaped and deciduous.

What Is Plant Biology

The Nature of Life

Cells

Tissues

Roots and Soils

Stems

Leaves

Flowers, Fruits, and Seeds

Water in Plants

Plant Metabolism

Growth

Meiosis and Alternation of Generation

Genetics

Plant Breeding and Propagation

Evolution

Plant Names and Classification

Domain Kingdom Bacteria, Domain Kingdom Archaea, and Viruses

Kingdom Protista

Kingdom Fungi

Introduction to the Plant Kingdom: Bryophytes

The Seedless Vascular Plants - Ferns and Their Relatives

Seed Plants: Angiosperms

Flowering Plants and Civilization

Ecology

Biomes

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