Question 1

Which of the following is NOT an adaptation specific to wind-borne fruits or seeds?

Accepted Answer

A) plume-like pappus 
B) tissue with large air spaces 
C) woolly hairs 
D) wings 
E) dust-like consistency 
A) plume-like pappus 
B) tissue with large air spaces 
C) woolly hairs 
D) wings 
E) dust-like consistency

Question 2

In angiosperms, there is a general trend from bilateral to radial symmetry.

Accepted Answer

A) True 
 B)False

Question 3

In ______, the seeds are shot aloft from the plant.

Accepted Answer

A) tumbleweed 
B) willows and poplars 
C) Linaria 
D) Impatiens 
E) the Asteraceae 
A) tumbleweed 
B) willows and poplars 
C) Linaria 
D) Impatiens 
E) the Asteraceae

Question 4

In the earliest angiosperms, sepals normally have the same number of vascular strands as the leaves of the same plant.

Accepted Answer

A) True 
 B)False

Question 5

The original angiosperms most likely:

Accepted Answer

A) had large flowers. 
B) had complex pollination systems. 
C) were terrestrial. 
D) had simple flowers. 
E) had vessel elements. 
A) had large flowers. 
B) had complex pollination systems. 
C) were terrestrial. 
D) had simple flowers. 
E) had vessel elements.

Question 6

Molecular evidence indicates the angiosperms are 125 million years old.

Accepted Answer

A) True 
 B)False

Question 7

A simple fruit in which the fleshy portion is derived largely from the base of the perianth is a(n):

Accepted Answer

A) berry. 
B) drupe. 
C) pome. 
D) follicle. 
E) achene. 
A) berry. 
B) drupe. 
C) pome. 
D) follicle. 
E) achene.

Question 8

Archaefructus is the earliest angiosperm whole-plant fossil.

Accepted Answer

A) True 
 B)False

Question 9

Flowers pollinated by ______ are most likely to produce no nectar, have dull colors, are relatively small, and have the sexes separated on the same plant.

Accepted Answer

A) bats 
B) bees 
C) butterflies 
D) wind 
E) beetles 
A) bats 
B) bees 
C) butterflies 
D) wind 
E) beetles

Question 10

The most recent evidence indicates that:

Accepted Answer

A) Wielandiella lacks flowerlike strobili. 
B) The angiosperms have close relatives among the living gymnosperms. 
C) The gnetophytes are the most recent angiosperm ancestors. 
D) The Bennettitales are the most recent angiosperm ancestors. 
E) The Caytoniales are the most recent angiosperm ancestors. 
A) Wielandiella lacks flowerlike strobili. 
B) The angiosperms have close relatives among the living gymnosperms. 
C) The gnetophytes are the most recent angiosperm ancestors. 
D) The Bennettitales are the most recent angiosperm ancestors. 
E) The Caytoniales are the most recent angiosperm ancestors.

Question 11

Like gymnosperms, the earliest angiosperms had pollen grains with a single pore.

Accepted Answer

A) True 
 B)False

Question 12

The monocots and eudicots each had a common ancestor.

Accepted Answer

A) True 
 B)False

Question 13

Which of the following statements about the coevolution of angiosperms and insects is FALSE?

Accepted Answer

A) Angiosperms exhibit a wide variety of pollination mechanisms. 
B) Angiosperms exhibit a wide variety of fruit-dispersal mechanisms. 
C) Whole families of plants are associated with major groups of plant-eating insects. 
D) Whole families of plants can be characterized biochemically. 
E) Many of the possible coevolution variants have evolved only once within a particular plant family. 
A) Angiosperms exhibit a wide variety of pollination mechanisms. 
B) Angiosperms exhibit a wide variety of fruit-dispersal mechanisms. 
C) Whole families of plants are associated with major groups of plant-eating insects. 
D) Whole families of plants can be characterized biochemically. 
E) Many of the possible coevolution variants have evolved only once within a particular plant family.

Question 14

An example of a secondary metabolite is caffeine.

Accepted Answer

A) True 
 B)False

Question 15

A relationship between plants of the mustard family Brassicaceae and larvae of the butterfly family Pierinae has developed such that the larvae:

Accepted Answer

A) die when they eat the plants. 
B) escape predation by mimicry. 
C) provide food for the ants that live on the plants. 
D) feed only on those plants. 
E) protect the plants from herbivores. 
A) die when they eat the plants. 
B) escape predation by mimicry. 
C) provide food for the ants that live on the plants. 
D) feed only on those plants. 
E) protect the plants from herbivores.

Question 16

Which of the following is NOT an indehiscent fruit?

Accepted Answer

A) caryopsis 
B) nut 
C) samara 
D) schizocarp 
E) capsule 
A) caryopsis 
B) nut 
C) samara 
D) schizocarp 
E) capsule

Question 17

Which of the following statements concerning Amborella is FALSE?

Accepted Answer

A) It lacks vessels. 
B) It belongs to the Mesangiospermae. 
C) It has monoaperturate pollen. 
D) It has an eight-celled, nine-nucleat embryo sac. 
E) It is a basal grade angiosperm. 
A) It lacks vessels. 
B) It belongs to the Mesangiospermae. 
C) It has monoaperturate pollen. 
D) It has an eight-celled, nine-nucleat embryo sac. 
E) It is a basal grade angiosperm.

Question 18

Archaic members of the waterlily family (Nymphaeaceae) arose before the divergence of the monocots and eudicots.

Accepted Answer

A) True 
 B)False

Question 19

Apples and pears are:

Accepted Answer

A) aggregate fruits. 
B) multiple fruits. 
C) simple accessory fruits. 
D) aggregate accessory fruits. 
E) parthenocarpic fruits. 
A) aggregate fruits. 
B) multiple fruits. 
C) simple accessory fruits. 
D) aggregate accessory fruits. 
E) parthenocarpic fruits.

Question 20

A multiple fruit develops from an apocarpous gynoecium.

Accepted Answer

A) True 
 B)False

Exam 20: Evolution of the Angiosperms

Which of the following is NOT an adaptation specific to wind-borne fruits or seeds?

In angiosperms, there is a general trend from bilateral to radial symmetry.

In ______, the seeds are shot aloft from the plant.

In the earliest angiosperms, sepals normally have the same number of vascular strands as the leaves of the same plant.

The original angiosperms most likely:

Molecular evidence indicates the angiosperms are 125 million years old.

A simple fruit in which the fleshy portion is derived largely from the base of the perianth is a(n):

Archaefructus is the earliest angiosperm whole-plant fossil.

Flowers pollinated by ______ are most likely to produce no nectar, have dull colors, are relatively small, and have the sexes separated on the same plant.

The most recent evidence indicates that:

Like gymnosperms, the earliest angiosperms had pollen grains with a single pore.

The monocots and eudicots each had a common ancestor.

Which of the following statements about the coevolution of angiosperms and insects is FALSE?

An example of a secondary metabolite is caffeine.

A relationship between plants of the mustard family Brassicaceae and larvae of the butterfly family Pierinae has developed such that the larvae:

Which of the following is NOT an indehiscent fruit?

Which of the following statements concerning Amborella is FALSE?

Archaic members of the waterlily family (Nymphaeaceae) arose before the divergence of the monocots and eudicots.

Apples and pears are:

A multiple fruit develops from an apocarpous gynoecium.

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

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

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