Question 1

Most moss leaves do not have a cuticle,are one to two cells thick,and have no veins.What does this imply about moss leaves and their structure?

Accepted Answer

A) They do not have stomata for gas exchange regulation. 
B) They can easily lose water to,and absorb water from,the atmosphere. 
C) They do not have vascular tissue. 
D) All of the above answers apply. 
A) They do not have stomata for gas exchange regulation. 
B) They can easily lose water to,and absorb water from,the atmosphere. 
C) They do not have vascular tissue. 
D) All of the above answers apply.

Question 2

Which of these are structures in a gametophyte generation?

Accepted Answer

A) leaves,stems,roots,flowers,cones 
B) spores,egg,sperm,pollen,archegonium 
C) antheridium,embryo,seed,spores,flower 
D) egg,sperm,zygote,embryo,seedling 
A) leaves,stems,roots,flowers,cones 
B) spores,egg,sperm,pollen,archegonium 
C) antheridium,embryo,seed,spores,flower 
D) egg,sperm,zygote,embryo,seedling

Question 3

Conifers and pines both have needlelike leaves.Why might their leaves be of this type?

Accepted Answer

A) to increase surface area for photosynthesis 
B) to increase surface area for gas exchange 
C) to decease surface area for gas exchange 
D) to decrease surface area for water loss 
A) to increase surface area for photosynthesis 
B) to increase surface area for gas exchange 
C) to decease surface area for gas exchange 
D) to decrease surface area for water loss

Question 4

What do the fuels wood,peat,coal,and ethanol have in common?

Accepted Answer

A) They are derived from fossilized animals. 
B) They are formed from living or fossilized plants. 
C) They are formed under pressure deep in the Earth. 
D) All of these answers apply. 
A) They are derived from fossilized animals. 
B) They are formed from living or fossilized plants. 
C) They are formed under pressure deep in the Earth. 
D) All of these answers apply.

Question 5

Which of the following have biologists used in an attempt to understand the phylogenetic relationships among organisms?

Accepted Answer

A) examined the fossil record 
B) compared morphological features 
C) examined similarities and differences in DNA sequences of homologous genes 
D) all of the above 
A) examined the fossil record 
B) compared morphological features 
C) examined similarities and differences in DNA sequences of homologous genes 
D) all of the above

Question 6

Which of these activities is not a part of development of crop plants from wild relatives?

Accepted Answer

A) people planting seeds of the plants with the characteristic wanted 
B) people making observations of desired plant characteristics 
C) people eating products from only the plants with desired characteristics 
D) people developing several varieties of crops from a wild relative 
A) people planting seeds of the plants with the characteristic wanted 
B) people making observations of desired plant characteristics 
C) people eating products from only the plants with desired characteristics 
D) people developing several varieties of crops from a wild relative

Question 7

Which is the most diverse group of land plants?

Accepted Answer

A) angiosperms 
B) pines 
C) gymnosperms 
D) ferns 
A) angiosperms 
B) pines 
C) gymnosperms 
D) ferns

Question 8

The most basal lineages of land plants include

Accepted Answer

A) Lycophyta,Psilotophyta,and Pteridophyta. 
B) Hepaticophyta,Anthocerophyta,and Bryophyta. 
C) Spenophyta,Charaphyaceae,and Bryophyta. 
D) Cycadophyta,Ginkophyta,and Gnetophyta. 
A) Lycophyta,Psilotophyta,and Pteridophyta. 
B) Hepaticophyta,Anthocerophyta,and Bryophyta. 
C) Spenophyta,Charaphyaceae,and Bryophyta. 
D) Cycadophyta,Ginkophyta,and Gnetophyta.

Question 9

Which of the following innovations is not associated with angiosperm diversification?

Accepted Answer

A) vessel elements 
B) flowers 
C) leaves 
D) fruits 
E) All of the above were associated with angiosperm diversification. 
A) vessel elements 
B) flowers 
C) leaves 
D) fruits 
E) All of the above were associated with angiosperm diversification.

Question 10

The herbicide 2,4-D affects the metabolism of dicots and kills most of them.What is a common feature of plants that are susceptible to 2,4-D?

Accepted Answer

A) branching leaf veins 
B) flower parts in threes 
C) one cotyledon in the seed 
D) vascular tissue scattered throughout the stem 
A) branching leaf veins 
B) flower parts in threes 
C) one cotyledon in the seed 
D) vascular tissue scattered throughout the stem

Question 11

Late in the season,when only hawk moths were present,researchers painted the red flowers white.What would you expect?

Accepted Answer

A) Unpainted red flowers would produce more fruits than white flowers would. 
B) Red flowers painted white would produce more fruits than red flowers would. 
C) Red and white flowers would produce the same numbers of fruits. 
A) Unpainted red flowers would produce more fruits than white flowers would. 
B) Red flowers painted white would produce more fruits than red flowers would. 
C) Red and white flowers would produce the same numbers of fruits.

Question 12

Where are you least likely to see green algae?

Accepted Answer

A) as pink snow in the mountains in summer 
B) growing symbiotically with fungi in lichens or with some invertebrate animals 
C) growing independently on dry rock in meadows 
D) growing independently on wet rock in ponds and lakes 
E) floating in seas and oceans 
A) as pink snow in the mountains in summer 
B) growing symbiotically with fungi in lichens or with some invertebrate animals 
C) growing independently on dry rock in meadows 
D) growing independently on wet rock in ponds and lakes 
E) floating in seas and oceans

Question 13

The vast number and variety of flowers is probably related to various kinds of

Accepted Answer

A) seed dispersal agents. 
B) pollinators. 
C) herbivores. 
D) climatic conditions. 
E) All of these answers apply. 
A) seed dispersal agents. 
B) pollinators. 
C) herbivores. 
D) climatic conditions. 
E) All of these answers apply.

Question 14

To colonize,land plants had to overcome a number of difficulties.However,once this occurred,they were able to exploit more abundant resources.Which of the following resources are more plentiful on land than in water?

Accepted Answer

A) carbon dioxide 
B) nitrogen 
C) water 
D) light 
A) carbon dioxide 
B) nitrogen 
C) water 
D) light

Exam 30: Green Algae and Land Plants

Most moss leaves do not have a cuticle,are one to two cells thick,and have no veins.What does this imply about moss leaves and their structure?

Which of these are structures in a gametophyte generation?

Conifers and pines both have needlelike leaves.Why might their leaves be of this type?

What do the fuels wood,peat,coal,and ethanol have in common?

Which of the following have biologists used in an attempt to understand the phylogenetic relationships among organisms?

Which of these activities is not a part of development of crop plants from wild relatives?

Which is the most diverse group of land plants?

The most basal lineages of land plants include

Which of the following innovations is not associated with angiosperm diversification?

The herbicide 2,4-D affects the metabolism of dicots and kills most of them.What is a common feature of plants that are susceptible to 2,4-D?

Late in the season,when only hawk moths were present,researchers painted the red flowers white.What would you expect?

Where are you least likely to see green algae?

The vast number and variety of flowers is probably related to various kinds of

To colonize,land plants had to overcome a number of difficulties.However,once this occurred,they were able to exploit more abundant resources.Which of the following resources are more plentiful on land than in water?

Biology and the Tree of Life

Water and Carbon: the Chemical Basis of Life

Protein Structure and Function

Nucleic Acids and the Rna World

An Introduction to Carbohydrates

Lipids, membranes, and the First Cells

Inside the Cell

Cell-Cell Interactions

Cellular Respiration and Fermentation

Photosynthesis

The Cell Cycle

Meiosis

Mendel and the Gene

Dna and the Gene: Synthesis and Repair

How Genes Work

Transcription, RNA Processing, and Translation

Control of Gene Expression in Bacteria

Control of Gene Expression in Eukaryotes

Analyzing and Engineering Genes

Genomics

Principles of Development

An Introduction to Animal Development

An Introduction to Plant Development

Evolution by Natural Selection

Evolutionary Processes

Speciation

Phylogenies and the History of Life

Bacteria and Archaea

Protists

Fungi

An Introduction to Animals

Protostome Animals

Deuterostome Animals

Viruses

Plant Form and Function

Water and Sugar Transport in Plants

Plant Nutrition

Plant Sensory Systems, signals, and Responses

Plant Reproduction

Animal Form and Function

Water and Electrolyte Balance in Animals

Animal Nutrition

Gas Exchange and Circulation

Electrical Signals in Animals

Animal Sensory Systems and Movement

Chemical Signals in Animals

Animal Reproduction

The Immune System in Animals

An Introduction to Ecology

Behavioural Ecology

Population Ecology

Community Ecology

Ecosystems

Biodiversity and Conservation Biology

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