Question 1

Which of the following is an issue of concern about the Green Revolution?

Accepted Answer

A) the necessary heavy inputs of fertilizer and pesticides 
B) the expense is too great for many poor farmers 
C) the high energy cost of producing fertilizers 
D) environmental and health effects associated with chemical inputs 
E) All of these are issues of concern about the Green Revolution 
A) the necessary heavy inputs of fertilizer and pesticides 
B) the expense is too great for many poor farmers 
C) the high energy cost of producing fertilizers 
D) environmental and health effects associated with chemical inputs 
E) All of these are issues of concern about the Green Revolution

Question 2

Loss of plant genetic diversity can be blamed on which of the following?

Accepted Answer

A) monocultural practices 
B) plant disease 
C) the Green Revolution 
D) all of the above 
E) both A and C 
A) monocultural practices 
B) plant disease 
C) the Green Revolution 
D) all of the above 
E) both A and C

Question 3

Why did early farmers likely select grain plants with nonshattering grain heads to cultivate?

Accepted Answer

A) Seeds produced in nonshattering heads were not eaten by herbivores. 
B) Seeds produced in nonshattering heads did not have mutations. 
C) Seeds produced in nonshattering heads were not scattered on the ground. 
D) Seeds produced in nonshatterring heads were larger and tastier. 
E) All of these are reasons could explain why early farmers selected plants with nonshattering heads. 
A) Seeds produced in nonshattering heads were not eaten by herbivores. 
B) Seeds produced in nonshattering heads did not have mutations. 
C) Seeds produced in nonshattering heads were not scattered on the ground. 
D) Seeds produced in nonshatterring heads were larger and tastier. 
E) All of these are reasons could explain why early farmers selected plants with nonshattering heads.

Question 4

Monoculture has been the underlying cause of which of the following disasters?

Accepted Answer

A) the Irish potato famine 
B) the destruction of Sri Lankan coffee plantations 
C) the corn leaf blight epidemic 
D) the extensive loss of Florida citrus trees 
E) All of the above are correct. 
A) the Irish potato famine 
B) the destruction of Sri Lankan coffee plantations 
C) the corn leaf blight epidemic 
D) the extensive loss of Florida citrus trees 
E) All of the above are correct.

Question 5

Which of the following would be a strategy to stop genetic erosion?

Accepted Answer

A) Collect seeds of traditional varieties for storage in a seed bank. 
B) Introduce monoculture to maximize agricultural efficiency. 
C) Introduce industrialized agricultural techniques. 
D) Limit agriculture to the cultivation of major domesticated crops. 
E) Create new varieties using recombinant DNA. 
A) Collect seeds of traditional varieties for storage in a seed bank. 
B) Introduce monoculture to maximize agricultural efficiency. 
C) Introduce industrialized agricultural techniques. 
D) Limit agriculture to the cultivation of major domesticated crops. 
E) Create new varieties using recombinant DNA.

Question 6

Transfer of specific genes from one variety to another within the same species or between closely related species is termed:

Accepted Answer

A) cisgenesis 
B) endosymbiosis 
C) Genetic nondisjunction 
D) Marker assisted selection 
E) None of the above is correct. 
A) cisgenesis 
B) endosymbiosis 
C) Genetic nondisjunction 
D) Marker assisted selection 
E) None of the above is correct.

Question 7

What general process results in soils becoming increasingly saline?

Accepted Answer

A) the use of salt producing plants 
B) the underuse of fertilizers 
C) global warming 
D) the evaporation of water 
E) monoculture agriculture 
A) the use of salt producing plants 
B) the underuse of fertilizers 
C) global warming 
D) the evaporation of water 
E) monoculture agriculture

Question 8

Overall,almost 10 million hectares of land are lost annually because of salinity;this may be the most serious environmental factor limiting productivity.

Accepted Answer

A) True 
 B)False

Question 9

Probably the most serious environmental factor limiting crop productivity is which of the following?

Accepted Answer

A) use of GM plants 
B) evolution of pests resistant to pesticides 
C) increasing salinity of soils 
D) invasion of weeds from tropical areas 
E) None of the above is correct. 
A) use of GM plants 
B) evolution of pests resistant to pesticides 
C) increasing salinity of soils 
D) invasion of weeds from tropical areas 
E) None of the above is correct.

Question 10

Germplasm is the loss of valuable genetic heritage due to the extinction of wild and traditional varieties.

Accepted Answer

A) True 
 B)False

Question 11

What is the population of the world in billions as of April 2018?

Accepted Answer

A) 6)1 
B) 7)6 
C) 8)0 
D) 9)6 
E) 11.8 
A) 6)1 
B) 7)6 
C) 8)0 
D) 9)6 
E) 11.8

Question 12

Which of the following farming practices encouraged the widespread use of monoculture?

Accepted Answer

A) genetically uniform plant species. 
B) increased mechanization of farm machinery. 
C) intense fertilization of crops. 
D) intense use of herbicides and pesticides. 
E) All of these encouraged the widespread use of monoculture. 
A) genetically uniform plant species. 
B) increased mechanization of farm machinery. 
C) intense fertilization of crops. 
D) intense use of herbicides and pesticides. 
E) All of these encouraged the widespread use of monoculture.

Question 13

This plant has leaves and fruits that are edible.Fruits are achenes and are high in lysine and methionine and the fatty acid linoleic acid.This plant is called ________.

Accepted Answer

A) Chenopodium quinoa 
B) Amaranthus caudatus 
C) Lupinus mutabilis 
D) Solanum quitoense 
E) Oxalis tuberosa 
A) Chenopodium quinoa 
B) Amaranthus caudatus 
C) Lupinus mutabilis 
D) Solanum quitoense 
E) Oxalis tuberosa

Question 14

One benefit of developing edible vaccines through genetic engineering is that there will be no need for ________ of the vaccine.

Accepted Answer

The answer of One benefit of developing edible vaccines through...

Question 15

The use of chemical nitrogen fertilizer can be reduced by the use of all of the following except one.Choose the exception.

Accepted Answer

A) organic fertilizers 
B) free-living nitrogen fixing bacteria 
C) improved varieties of plants 
D) genetically engineering the nitrogen fixation process 
E) controlling lightning strikes 
A) organic fertilizers 
B) free-living nitrogen fixing bacteria 
C) improved varieties of plants 
D) genetically engineering the nitrogen fixation process 
E) controlling lightning strikes

Question 16

In 1997,Monsanto began developing genetically modified wheat with herbicide resistance with the expressed intention of creating a worldwide monoculture.

Accepted Answer

A) True 
 B)False

Question 17

Genetically engineered rapeseed plants have been developed that can produce lauric acid,a fatty acid used in the manufacturing of ________ and/or ________.

Accepted Answer

The answer of Genetically engineered rapeseed plants have been developed...

Question 18

The basic scientific basis for understanding plant breeding was not fully understood until the work of ________ was accepted.

Accepted Answer

A) Charles Darwin 
B) Gregor Mendel 
C) Watson and Crick 
D) Barbara McClintock 
E) Linnaeus 
A) Charles Darwin 
B) Gregor Mendel 
C) Watson and Crick 
D) Barbara McClintock 
E) Linnaeus

Question 19

What is Panicum sonorum?

Accepted Answer

A) an improved variety of wheat 
B) the species that resulted from a cross between wheat and rye 
C) an heirloom variety of grass once a Native American staple 
D) the scientific name for rice 
E) an heirloom variety of rice once grown in the Southern United States 
A) an improved variety of wheat 
B) the species that resulted from a cross between wheat and rye 
C) an heirloom variety of grass once a Native American staple 
D) the scientific name for rice 
E) an heirloom variety of rice once grown in the Southern United States

Question 20

This high-altitude plant is a tall white-flowered perennial with round,orange berries.The flesh of the fruit is vivid green and are rich in vitamins A and C.This plant is which of the following?

Accepted Answer

A) Chenopodium quinoa 
B) Amaranthus caudatus 
C) Lupinus mutabilis 
D) Solanum quitoense 
E) Oxalis tuberosa 
A) Chenopodium quinoa 
B) Amaranthus caudatus 
C) Lupinus mutabilis 
D) Solanum quitoense 
E) Oxalis tuberosa

Exam 15: Feeding a Hungry World

Which of the following is an issue of concern about the Green Revolution?

Loss of plant genetic diversity can be blamed on which of the following?

Why did early farmers likely select grain plants with nonshattering grain heads to cultivate?

Monoculture has been the underlying cause of which of the following disasters?

Which of the following would be a strategy to stop genetic erosion?

Transfer of specific genes from one variety to another within the same species or between closely related species is termed:

What general process results in soils becoming increasingly saline?

Overall,almost 10 million hectares of land are lost annually because of salinity;this may be the most serious environmental factor limiting productivity.

Probably the most serious environmental factor limiting crop productivity is which of the following?

Germplasm is the loss of valuable genetic heritage due to the extinction of wild and traditional varieties.

What is the population of the world in billions as of April 2018?

Which of the following farming practices encouraged the widespread use of monoculture?

This plant has leaves and fruits that are edible.Fruits are achenes and are high in lysine and methionine and the fatty acid linoleic acid.This plant is called ________.

One benefit of developing edible vaccines through genetic engineering is that there will be no need for ________ of the vaccine.

The use of chemical nitrogen fertilizer can be reduced by the use of all of the following except one.Choose the exception.

In 1997,Monsanto began developing genetically modified wheat with herbicide resistance with the expressed intention of creating a worldwide monoculture.

Genetically engineered rapeseed plants have been developed that can produce lauric acid,a fatty acid used in the manufacturing of ________ and/or ________.

The basic scientific basis for understanding plant breeding was not fully understood until the work of ________ was accepted.

What is Panicum sonorum?

This high-altitude plant is a tall white-flowered perennial with round,orange berries.The flesh of the fruit is vivid green and are rich in vitamins A and C.This plant is which of the following?

Plants in Our Lives

The Plant Cell

The Plant Body

Plant Physiology

Plant Life Cycle: Flowers

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

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

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Genetically engineered rapeseed plants have been developed that can produce lauric acid,a fatty acid used in the manufacturing of and/or .