Question 1

Flowers are essentially modified branches with four sets of specialized appendages or floral organs: sepals,petals,stamens,and endosperm.

Accepted Answer

A) True 
 B)False

Question 2

Meiosis results in the production of ________ haploid cells.

Accepted Answer

The answer of Meiosis results in the production of ________...

Question 3

What does the virus that causes the breaking of tulips do to cause this effect?

Accepted Answer

A) infects the phloem and reduce the flow of sucrose to the bulbs 
B) suppresses the expression of reds and blues in some perianth cells but not others 
C) causes the cloning of cells similar to cancer 
D) creates holes in the phloem allowing for the leakage of sap that attracts aphids who then create tunnels to the bulbs 
E) None of the above are correct. 
A) infects the phloem and reduce the flow of sucrose to the bulbs 
B) suppresses the expression of reds and blues in some perianth cells but not others 
C) causes the cloning of cells similar to cancer 
D) creates holes in the phloem allowing for the leakage of sap that attracts aphids who then create tunnels to the bulbs 
E) None of the above are correct.

Question 4

The complementary adaptations of flowers and their pollinators is a result of which of the following?

Accepted Answer

A) sexual selection 
B) adaptation to plant behavior 
C) convergent evolution 
D) coevolution: interactions between plants and pollinators over time 
E) None of the above are correct. 
A) sexual selection 
B) adaptation to plant behavior 
C) convergent evolution 
D) coevolution: interactions between plants and pollinators over time 
E) None of the above are correct.

Question 5

In flowers meiosis occurs in the ________ of the stamen and the ________ of the carpel.

Accepted Answer

The answer of In flowers meiosis occurs in the ________...

Question 6

Which of the following statements is not correct?

Accepted Answer

A) Chromosomes are duplicated during prophase. 
B) Synapsis occurs when homologous chromosomes physically meet. 
C) Crossing over results in chromatids that are complete but have new genetic combinations. 
D) Spores are reproductive units formed in a sporangium. 
E) The sporophyte is the diploid plant. 
A) Chromosomes are duplicated during prophase. 
B) Synapsis occurs when homologous chromosomes physically meet. 
C) Crossing over results in chromatids that are complete but have new genetic combinations. 
D) Spores are reproductive units formed in a sporangium. 
E) The sporophyte is the diploid plant.

Question 7

A plant with imperfect flowers has which of the following?

Accepted Answer

A) stamens and carpels but lacks either sepals or petals 
B) lacks either stamens or carpels 
C) lacks either stamens,carpels,sepals,or petals 
D) problems adjusting 
E) None of the above are correct. 
A) stamens and carpels but lacks either sepals or petals 
B) lacks either stamens or carpels 
C) lacks either stamens,carpels,sepals,or petals 
D) problems adjusting 
E) None of the above are correct.

Question 8

What are the green leafy structures of a typical flower the covers the unopened flower bud?

Accepted Answer

A) sepals 
B) petals 
C) stamens 
D) carpels 
E) corolla 
A) sepals 
B) petals 
C) stamens 
D) carpels 
E) corolla

Question 9

Wind-pollinated flowers usually have large showy petals.

Accepted Answer

A) True 
 B)False

Question 10

In the seventeenth century,a buying frenzy for exotic orchids resulted in an economic crisis for the Netherlands.

Accepted Answer

A) True 
 B)False

Question 11

In what stage of meiosis do homologous chromosomes separate?

Accepted Answer

A) metaphase I 
B) anaphase I 
C) metaphase II 
D) anaphase II 
E) during interphase II 
A) metaphase I 
B) anaphase I 
C) metaphase II 
D) anaphase II 
E) during interphase II

Question 12

A carpellate flower is which of the following?

Accepted Answer

A) unisexual male flower 
B) unisexual female flower 
C) flower with both sex organs 
D) flower without petals 
E) none of the above 
A) unisexual male flower 
B) unisexual female flower 
C) flower with both sex organs 
D) flower without petals 
E) none of the above

Question 13

A flower pattern of 3s or 6s indicates a monocot.

Accepted Answer

A) True 
 B)False

Question 14

Fly-pollinated flowers are usually pale in color and give off a delicate scent only in the evenings.

Accepted Answer

A) True 
 B)False

Question 15

During double fertilization one sperm unites with the ________ to form a zygote,while the second sperm unites with the ________ to form the primary endosperm nucleus.

Accepted Answer

The answer of During double fertilization one sperm unites with...

Question 16

In the life cycle of a typical angiosperm,which of the following undergoes meiosis?

Accepted Answer

A) megaspores 
B) microspore mother cells 
C) female gametophytes 
D) embryos 
E) More than one of the above undergoes meiosis. 
A) megaspores 
B) microspore mother cells 
C) female gametophytes 
D) embryos 
E) More than one of the above undergoes meiosis.

Question 17

Flowers pollinated by birds are often which of the following?

Accepted Answer

A) heavily scented 
B) night bloomers 
C) pigmented (red,orange,or yellow) 
D) speckled to resemble insects 
E) lacking petals 
A) heavily scented 
B) night bloomers 
C) pigmented (red,orange,or yellow) 
D) speckled to resemble insects 
E) lacking petals

Exam 5: Plant Life Cycle: Flowers

Flowers are essentially modified branches with four sets of specialized appendages or floral organs: sepals,petals,stamens,and endosperm.

Meiosis results in the production of ________ haploid cells.

What does the virus that causes the breaking of tulips do to cause this effect?

The complementary adaptations of flowers and their pollinators is a result of which of the following?

In flowers meiosis occurs in the ________ of the stamen and the ________ of the carpel.

Which of the following statements is not correct?

A plant with imperfect flowers has which of the following?

What are the green leafy structures of a typical flower the covers the unopened flower bud?

Wind-pollinated flowers usually have large showy petals.

In the seventeenth century,a buying frenzy for exotic orchids resulted in an economic crisis for the Netherlands.

In what stage of meiosis do homologous chromosomes separate?

A carpellate flower is which of the following?

A flower pattern of 3s or 6s indicates a monocot.

Fly-pollinated flowers are usually pale in color and give off a delicate scent only in the evenings.

During double fertilization one sperm unites with the ________ to form a zygote,while the second sperm unites with the ________ to form the primary endosperm nucleus.

In the life cycle of a typical angiosperm,which of the following undergoes meiosis?

Flowers pollinated by birds are often which of the following?

Plants in Our Lives

The Plant Cell

The Plant Body

Plant Physiology

Plant Life Cycle: Fruits and Seeds

Genetics

Plant Systematics and Evolution

Diversity of Plant Life

Human Nutrition

Origins of Agriculture

The Grasses

Legumes

Starchy Staples

Feeding a Hungry World

Stimulating Beverages

Herbs and Spices

Materials: Cloth, wood, and Paper

Medicinal Plants

Psychoactive Plants

Poisonous and Allergy Plants

The Algae

Fungi in the Natural Environment

Beverages and Foods From Fungi

Fungi That Affect Human Health

Plant Ecology

Filters

In flowers meiosis occurs in the of the stamen and the of the carpel.

During double fertilization one sperm unites with the to form a zygote,while the second sperm unites with the to form the primary endosperm nucleus.