Question 1

Biotechnology has been used to improve human health by doing all of the following EXCEPT one.Which one?

Accepted Answer

A) making interferon to stimulate the immune system. 
B) making a protein that dissolves blood clots in heart attack victims. 
C) making influenza vaccine. 
D) modifying bacteria to make insulin. 
A) making interferon to stimulate the immune system. 
B) making a protein that dissolves blood clots in heart attack victims. 
C) making influenza vaccine. 
D) modifying bacteria to make insulin.

Question 2

What are the steps used in biotechnology to create a genetically modified plant?

Accepted Answer

Genes are removed from plants or animals

Question 3

Altering the DNA of a species changes the biosynthesis of what cellular compound?

Accepted Answer

A) proteins 
B) lipids 
C) carbohydrates 
D) vitamins 
A) proteins 
B) lipids 
C) carbohydrates 
D) vitamins

Question 4

"A loop of bacterial DNA with the ability to carry genes from one place to another." What is being described?

Accepted Answer

A) restriction enzyme. 
B) plasmid. 
C) recombinant enzyme. 
D) gene fragment. 
A) restriction enzyme. 
B) plasmid. 
C) recombinant enzyme. 
D) gene fragment.

Question 5

What is one consumer safety concern related to bioengineered foods?

Accepted Answer

A) an allergen could be introduced. 
B) altered genes could jump into humans. 
C) the Bt gene could cause gastrointestinal illness. 
D) the plasmid used to transfer genes could cause infection in humans. 
A) an allergen could be introduced. 
B) altered genes could jump into humans. 
C) the Bt gene could cause gastrointestinal illness. 
D) the plasmid used to transfer genes could cause infection in humans.

Question 6

Which statement about hybridization is FALSE?

Accepted Answer

A) Two related plants are cross-pollinated. 
B) All the offspring have the desired traits. 
C) The offspring have traits from both parents. 
D) It is a traditional method for breeding new plant varieties. 
A) Two related plants are cross-pollinated. 
B) All the offspring have the desired traits. 
C) The offspring have traits from both parents. 
D) It is a traditional method for breeding new plant varieties.

Question 7

Soybeans have been modified to contain more of which of the following?

Accepted Answer

A) cholesterol 
B) folate 
C) monounsaturated fats 
D) polyunsaturated fats 
A) cholesterol 
B) folate 
C) monounsaturated fats 
D) polyunsaturated fats

Question 8

What is the fastest growing sector of animal production worldwide?

Accepted Answer

A) Farm-raising 
B) Aquaculture 
C) Traditional breeding 
D) Hybridization 
A) Farm-raising 
B) Aquaculture 
C) Traditional breeding 
D) Hybridization

Question 9

The EnviroPig was a transgenic animal that was modified to produce an enzyme that promotes the absorption of which of the following?

Accepted Answer

A) phosphorus. 
B) PCB. 
C) genetically-modified bacteria. 
D) lactase. 
A) phosphorus. 
B) PCB. 
C) genetically-modified bacteria. 
D) lactase.

Question 10

What are the similarities and differences between traditional breeding and biotechnology used to develop improved agricultural products?

Accepted Answer

The techniques are similar in that the i

Question 11

"Domesticated crops depend on a managed agricultural environment and carry traits that make them unable to compete in the wild." What is being described?

Accepted Answer

A) A reason why a genetically-modified crops are unlikely to become "superweeds." 
B) An explanation of the development of superweeds. 
C) An example of a how pest-resistant crops develop. 
D) An example of an insect-resistant crop. 
A) A reason why a genetically-modified crops are unlikely to become "superweeds." 
B) An explanation of the development of superweeds. 
C) An example of a how pest-resistant crops develop. 
D) An example of an insect-resistant crop.

Question 12

You are a member of an environmental group and have participated in programs to clean up coastal areas,reduce green house gases,and increase recycling.You are now receiving emails from the group agitating against GM foods.Give a fair representation of the environmental risks and how they are managed through government regulation.Explain why this is either adequate protection for the environment or not.

Accepted Answer

Several governmental agencies such as He

Question 13

How can vitamin A deficiency be reduced through genetic engineering of staple foods like rice?

Accepted Answer

By adding the gene that codes

Question 14

Genetic modification to provide disease resistance was able to save which Hawaiian crop from the ring spot virus in the 1990s?

Accepted Answer

A) papaya 
B) pineapple 
C) coconut 
D) macadamia nut 
A) papaya 
B) pineapple 
C) coconut 
D) macadamia nut

Question 15

Using biotechnology,give some examples of how the quantity and quality of some foods have been enhanced.

Accepted Answer

Crop quantity can be increased by using

Question 16

Which statement best describes the regulation of genetically-modified foods in Canada?

Accepted Answer

A) Health Canada is solely responsible for determining the health and environmental safety of a genetically-modified food. 
B) Canadian Food Inspection Agency is solely responsible for determining the health and environmental safety of a genetically-modified food. 
C) Health Canada determines the health aspects of genetically modified foods,while the Canadian Food Inspection Agency assesses the environmental impact. 
D) The Canadian Food Inspection Agency determines the health aspects of genetically modified foods,while Health Canada assesses the environmental impact. 
A) Health Canada is solely responsible for determining the health and environmental safety of a genetically-modified food. 
B) Canadian Food Inspection Agency is solely responsible for determining the health and environmental safety of a genetically-modified food. 
C) Health Canada determines the health aspects of genetically modified foods,while the Canadian Food Inspection Agency assesses the environmental impact. 
D) The Canadian Food Inspection Agency determines the health aspects of genetically modified foods,while Health Canada assesses the environmental impact.

Question 17

Golden rice has been engineered to combat deficiency of which nutrient?

Accepted Answer

A) iron 
B) iodine 
C) protein 
D) vitamin A 
A) iron 
B) iodine 
C) protein 
D) vitamin A

Question 18

How could the use of GM foods,as illustrated,result in foods that may cause harm for consumers?

Accepted Answer

GM foods may result

Question 19

Which statement about mutations is FALSE?

Accepted Answer

A) Mutations are changes in the sequence of DNA. 
B) Harmful mutations are often not passed down. 
C) Some beneficial mutations increase the likelihood of survival. 
D) All mutations are harmful. 
A) Mutations are changes in the sequence of DNA. 
B) Harmful mutations are often not passed down. 
C) Some beneficial mutations increase the likelihood of survival. 
D) All mutations are harmful.

Question 20

Which of the following statements regarding biodiversity is FALSE?

Accepted Answer

A) When there is biodiversity,a harmful event does not eliminate all the plants. 
B) Biodiversity is increased when some plants are used to the exclusion of the others. 
C) To preserve biodiversity,biotechnology techniques are being applied to establish gene banks and seed banks. 
D) Biotechnology may lead farmers to choose only high-yielding crop varieties causing certain varieties to become extinct. 
A) When there is biodiversity,a harmful event does not eliminate all the plants. 
B) Biodiversity is increased when some plants are used to the exclusion of the others. 
C) To preserve biodiversity,biotechnology techniques are being applied to establish gene banks and seed banks. 
D) Biotechnology may lead farmers to choose only high-yielding crop varieties causing certain varieties to become extinct.

Exam 26: Focus 8: Focus on Biotechnology

Biotechnology has been used to improve human health by doing all of the following EXCEPT one.Which one?

What are the steps used in biotechnology to create a genetically modified plant?

Altering the DNA of a species changes the biosynthesis of what cellular compound?

"A loop of bacterial DNA with the ability to carry genes from one place to another." What is being described?

What is one consumer safety concern related to bioengineered foods?

Which statement about hybridization is FALSE?

Soybeans have been modified to contain more of which of the following?

What is the fastest growing sector of animal production worldwide?

The EnviroPig was a transgenic animal that was modified to produce an enzyme that promotes the absorption of which of the following?

What are the similarities and differences between traditional breeding and biotechnology used to develop improved agricultural products?

"Domesticated crops depend on a managed agricultural environment and carry traits that make them unable to compete in the wild." What is being described?

How can vitamin A deficiency be reduced through genetic engineering of staple foods like rice?

Genetic modification to provide disease resistance was able to save which Hawaiian crop from the ring spot virus in the 1990s?

Using biotechnology,give some examples of how the quantity and quality of some foods have been enhanced.

Which statement best describes the regulation of genetically-modified foods in Canada?

Golden rice has been engineered to combat deficiency of which nutrient?

How could the use of GM foods,as illustrated,result in foods that may cause harm for consumers?

Which statement about mutations is FALSE?

Which of the following statements regarding biodiversity is FALSE?

Nutrition: Food for Health

Nutrition Guidelines: Applying the Science of Nutrition

Digestion, Absorption, and Metabolism

Carbohydrates: Sugars, Starches, and Fibre

Lipids

Proteins and Amino Acids

Energy Balance and Weight Management

A: the Water-Soluble Vitamins

The Fat-Soluble Vitamins

Water and the Electrolytes

Major Minerals and Bone Health

The Trace Elements

Nutrition and Physical Activity

Nutrition During Pregnancy and Lactation

Nutrition From Infancy to Adolescence

Nutrition and Aging: the Adult Years

Food Safety

World Hunger and Malnutrition

Focus 1: Focus on Beyond the Basics

Focus 2: Focus on Alcohol

Focus 3: Focus on Obesity, Metabolism, and Disease Risk

Focus 4: Focus on Phytochemicals

Focus5:focus on Natural Health Products

Focus 6: Focus on Integrating Nutrient Function in the Body

Focus 7: Focus on Eating Disorders

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