Question 1

Which of the following is a correct sequence of processes that takes place when a flowering plant reproduces?

Accepted Answer

A)  meiosis → fertilization → ovulation → germination 
B)  fertilization → meiosis → nuclear fusion → formation of embryo and endosperm 
C)  meiosis → pollination → nuclear fusion → formation of embryo and endosperm 
D)  growth of pollen tube → pollination → germination → fertilization 
E)  meiosis → mitosis → nuclear fusion → pollen 
A)  meiosis → fertilization → ovulation → germination 
B)  fertilization → meiosis → nuclear fusion → formation of embryo and endosperm 
C)  meiosis → pollination → nuclear fusion → formation of embryo and endosperm 
D)  growth of pollen tube → pollination → germination → fertilization 
E)  meiosis → mitosis → nuclear fusion → pollen

Question 2

In the life cycle of an angiosperm, which of the following stages is diploid?

Accepted Answer

A)  megaspore 
B)  generative nucleus of a pollen grain 
C)  polar nuclei of the embryo sac 
D)  microsporocyte 
E)  both megaspore and polar nuclei 
A)  megaspore 
B)  generative nucleus of a pollen grain 
C)  polar nuclei of the embryo sac 
D)  microsporocyte 
E)  both megaspore and polar nuclei

Question 3

Regardless of where in the world a vineyard is located, in order for the winery to produce a Burgundy, it must use varietal grapes that originated in Burgundy, France. The most effective way for a new California grower to plant a vineyard to produce Burgundy is to

Accepted Answer

A)  plant seeds obtained from French varietal Burgundy grapes. 
B)  transplant varietal Burgundy plants from France. 
C)  acquire a tissue culture of varietal Burgundy grapes from France. 
D)  cross French Burgundy grapes with native American grapes. 
E)  graft varietal Burgundy grape scions onto native (Californian) root stocks. 
A)  plant seeds obtained from French varietal Burgundy grapes. 
B)  transplant varietal Burgundy plants from France. 
C)  acquire a tissue culture of varietal Burgundy grapes from France. 
D)  cross French Burgundy grapes with native American grapes. 
E)  graft varietal Burgundy grape scions onto native (Californian) root stocks.

Question 4

Which of the following is the correct sequence during the alternation of generations life cycle in a flowering plant?

Accepted Answer

A)  sporophyte → meiosis → gametophyte → gametes → fertilization → diploid zygote 
B)  sporophyte → mitosis → gametophyte → meiosis → sporophyte 
C)  haploid gametophyte → gametes → meiosis → fertilization → diploid sporophyte 
D)  sporophyte → spores → meiosis → gametophyte → gametes 
E)  haploid sporophyte → spores → fertilization → diploid gametophyte 
A)  sporophyte → meiosis → gametophyte → gametes → fertilization → diploid zygote 
B)  sporophyte → mitosis → gametophyte → meiosis → sporophyte 
C)  haploid gametophyte → gametes → meiosis → fertilization → diploid sporophyte 
D)  sporophyte → spores → meiosis → gametophyte → gametes 
E)  haploid sporophyte → spores → fertilization → diploid gametophyte

Question 5

Which of the following is incorrectly paired with its life-cycle generation?

Accepted Answer

A)  anther-gametophyte 
B)  pollen-gametophyte 
C)  embryo sac-gametophyte 
D)  stamen-sporophyte 
E)  embryo-sporophyte 
A)  anther-gametophyte 
B)  pollen-gametophyte 
C)  embryo sac-gametophyte 
D)  stamen-sporophyte 
E)  embryo-sporophyte

Question 6

Which of the following is the correct sequence of events in a pollen sac?

Accepted Answer

A)  sporangia → meiosis → two haploid cells → meiosis → two pollen grains per cell 
B)  pollen grain → meiosis → two generative cells → two tube cells per pollen grain 
C)  two haploid cells → meiosis → generative cell → tube cell-fertilization → pollen grain 
D)  pollen grain → mitosis → microspores → meiosis → generative cell plus tube cell 
E)  microsporocyte → meiosis → microspores → mitosis → two haploid cells per pollen grain 
A)  sporangia → meiosis → two haploid cells → meiosis → two pollen grains per cell 
B)  pollen grain → meiosis → two generative cells → two tube cells per pollen grain 
C)  two haploid cells → meiosis → generative cell → tube cell-fertilization → pollen grain 
D)  pollen grain → mitosis → microspores → meiosis → generative cell plus tube cell 
E)  microsporocyte → meiosis → microspores → mitosis → two haploid cells per pollen grain

Question 7

In which of the following pairs are the two terms equivalent?

Accepted Answer

A)  ovule-egg 
B)  embryo sac-female gametophyte 
C)  endosperm-male gametophyte 
D)  seed-zygote 
E)  microspore-pollen grain 
A)  ovule-egg 
B)  embryo sac-female gametophyte 
C)  endosperm-male gametophyte 
D)  seed-zygote 
E)  microspore-pollen grain

Question 8

"Golden Rice"

Accepted Answer

A)  is resistant to various herbicides, making it practical to weed rice fields with those herbicides. 
B)  is resistant to a virus that commonly attacks rice fields. 
C)  includes bacterial genes that produce a toxin that reduces damage from insect pests. 
D)  produces larger, golden grains that increase crop yields. 
E)  contains daffodil genes that increase vitamin A content. 
A)  is resistant to various herbicides, making it practical to weed rice fields with those herbicides. 
B)  is resistant to a virus that commonly attacks rice fields. 
C)  includes bacterial genes that produce a toxin that reduces damage from insect pests. 
D)  produces larger, golden grains that increase crop yields. 
E)  contains daffodil genes that increase vitamin A content.

Exam 30: Reproduction and Domestication of Flowering Plants

Which of the following is a correct sequence of processes that takes place when a flowering plant reproduces?

In the life cycle of an angiosperm, which of the following stages is diploid?

Regardless of where in the world a vineyard is located, in order for the winery to produce a Burgundy, it must use varietal grapes that originated in Burgundy, France. The most effective way for a new California grower to plant a vineyard to produce Burgundy is to

Which of the following is the correct sequence during the alternation of generations life cycle in a flowering plant?

Which of the following is incorrectly paired with its life-cycle generation?

Which of the following is the correct sequence of events in a pollen sac?

In which of the following pairs are the two terms equivalent?

"Golden Rice"

Introduction: Evolution and the Foundations of Biology

The Chemical Context of Life

Carbon and the Molecular Diversity of Life

A Tour of the Cell

Membrane Transport and Cell Signaling

An Introduction to Metabolism

Cellular Respiration and Fermentation

Photosynthesis

The Cell Cycle

Meiosis and Sexual Life Cycles

Mendel and the Gene Idea

The Chromosomal Basis of Inheritance

The Molecular Basis of Inheritance

Gene Expression: From Gene to Protein

Regulation of Gene Expression

Development, Stem Cells, and Cancer

Viruses

Genomes and Their Evolution

Descent With Modification

Phylogeny

The Evolution of Populations

The Origin of Species

Broad Patterns of Evolution

Early Life and the Diversification of Prokaryotes

The Origin and Diversification of Eukaryotes

The Colonization of Land by Plants and Fungi

The Rise of Animal Diversity

Plant Structure and Growth

Resource Acquisition, Nutrition, and Transport in Vascular Plants

Plant Responses to Internal and External Signals

Homeostasis and Endocrine Signaling

Animal Nutrition

Circulation and Gas Exchange

The Immune System

Reproduction and Development

Neurons, Synapses, and Signaling

Nervous and Sensory Systems

Motor Mechanisms and Behavior

Population Ecology and the Distribution of Organisms

Species Interactions

Ecosystems and Energy

Global Ecology and Conservation Biology

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