Deck 6: Plant Biotechnology

Question 1

What are some of the benefits of using genetically modified crops?

Answer 1

The crops can be made resistant to heat, cold, pesticides and other natural phenomena. The crops can also be made to spoil at a much slower rate.

Question 2

Which of the following techniques was used to create the Flavr Savr tomato?

A) Gene knockout
B) Transgenic technology
C) RNAi
D) Antisense RNA
E) Stem cell technology

Answer 2

D

Question 3

RoundUp-resistant plants are designed to ________.

A) improve nutritional value of crops
B) make crops heat-resistant
C) make crops cold-resistant
D) increase vitamin B content
E) provide resistance against herbicides

Answer 3

E

Question 4

In addition to the nucleus of a plant cell, a gene gun can be aimed at ________.

A) a Golgi body
B) mitochondria
C) a nucleolus
D) a chloroplast
E) a cell membrane

Question 5

What microbe is responsible for crown gall disease in plants and is used to create transgenic plants incorporating Ti vectors?

A) Thermus aquaticus
B) Agrobacterium tumefaciens
C) Bacillus thuringiensis
D) Escherichia coli
E) Saccharomyces cerevisiae

Question 6

A type of biofuel that comes from algae that resembles alkanes is ________.

A) ethanol
B) coal
C) cellulose
D) methane
E) biodiesel

Question 7

The main purpose of creating Flavr Savr tomatoes was ________.

A) to make larger tomatoes
B) to make tomatoes ripen faster
C) to make tomatoes rot-resistant
D) to make tomatoes taste better
E) to improve the vitamin A content of tomatoes

Question 8

Bt transgenic crops are designed to ________.

A) improve the nutritional value of crops
B) make crops heat-resistant
C) make crops cold-resistant
D) increase vitamin B content
E) provide resistance to insects

Question 9

A common herbicide that crops can be engineered to resist is ________.

A) glyphosphate
B) ethanol
C) diesel
D) methane
E) ethane

Question 10

Golden rice gets its characteristic yellow color from beta-carotene that is converted into ________.

A) vitamin A
B) vitamin C
C) vitamin E
D) vitamin D
E) None of these choices

Question 11

Plants with more than the typical set of two chromosomes are known as ________.

A) euploid
B) polyploid
C) aneuploid
D) diploid
E) triploid

Question 12

Plant cells with their cell walls removed are called ________.

A) calluses
B) protozoa
C) protoplasts
D) germplasm
E) auxins

Question 13

Golden rice was created to increase the ________ content of rice.

A) EPSPS
B) polygalacturonase (PG)
C) cry
D) Ti
E) β-carotene

Question 14

What is the harm that can come from genetically modified crops?

Question 15

The first genetically modified food product available for human consumption in the United States was ________.

A) the Flavr Savr tomato
B) Golden Rice
C) ice-minus bacteria
D) RoundUp Ready corn
E) Bt corn

Question 16

The microbial source of cry genes used to make insect-resistant transgenic plants is ________.

A) Thermus aquaticus
B) Agrobacterium tumefaciens
C) Bacillus thuringiensis
D) Escherichia coli
E) Saccharomyces cerevisiae

Question 17

Define and explain the use of antisense technology in plant biotechnology.

Question 18

Damaged plant cells that have a mass called a ________ can then go on to have redifferentiation capabilities.

A) callus
B) fusion
C) protoplast
D) diploid
E) hybrid