Biotech 2

Question 1

What is biotechnology?

Answer 1

Biotechnology is the use of living organisms or their products to modify human health and the environment.

Question 2

Which process involves the transfer of genes from one organism to another?

Answer 2

Genetic engineering.

Question 3

True or False: Biotechnology can only be applied in medical fields.

Answer 3

False.

Question 4

Fill in the blank: The first genetically modified organism was a __________.

Answer 4

bacterium.

Question 5

What are plasmids?

Answer 5

Plasmids are small, circular DNA molecules found in bacteria that can replicate independently.

Question 6

Which enzyme is used to cut DNA at specific sequences?

Answer 6

Restriction enzymes.

Question 7

What is the purpose of the polymerase chain reaction (PCR)?

Answer 7

To amplify a specific segment of DNA.

Question 8

True or False: Cloning produces genetically identical organisms.

Answer 8

True.

Question 9

What is the role of DNA ligase in genetic engineering?

Answer 9

DNA ligase joins DNA fragments together.

Question 10

Which of the following is a common application of biotechnology in agriculture? A) Gene therapy B) Biopesticides C) Cloning

Answer 10

B) Biopesticides.

Question 11

Fill in the blank: The process of introducing foreign DNA into a host cell is called __________.

Answer 11

transformation.

Question 12

What is recombinant DNA?

Answer 12

Recombinant DNA is formed by combining DNA from different sources.

Question 13

True or False: All genetically modified organisms (GMOs) are harmful to the environment.

Answer 13

False.

Question 14

What is a bioreactor?

Answer 14

A bioreactor is a vessel that provides a controlled environment for the growth of microorganisms or cells.

Question 15

Which of the following techniques can be used for gene cloning? A) Gel electrophoresis B) CRISPR C) Southern blotting

Answer 15

B) CRISPR.

Question 16

What is the significance of the Human Genome Project?

Answer 16

It aimed to map all the genes in the human genome.

Question 17

Fill in the blank: __________ is a biotechnology application that uses living cells to produce substances.

Answer 17

Bioprocessing.

Question 18

What is the function of a vector in genetic engineering?

Answer 18

To carry foreign DNA into a host cell.

Question 19

True or False: Biotechnology has no role in the production of vaccines.

Answer 19

False.

Question 20

What is gene therapy?

Answer 20

Gene therapy is a technique that modifies a person’s genes to treat or prevent disease.

Question 21

Which of the following is NOT a method of gene transfer? A) Electroporation B) Microinjection C) Fermentation

Answer 21

C) Fermentation.

Question 22

What are monoclonal antibodies?

Answer 22

Monoclonal antibodies are identical antibodies produced by a single clone of cells.

Question 23

Fill in the blank: A __________ is an organism that has been modified using genetic engineering.

Answer 23

genetically modified organism (GMO).

Question 24

What is the primary goal of agricultural biotechnology?

Answer 24

To improve crop yield and resistance to pests and diseases.

Question 25

True or False: All biotechnological products are natural.

Answer 25

False.

Question 26

What is the role of genetic markers in biotechnology?

Answer 26

Genetic markers are used to identify and track specific genes in breeding and research.

Question 27

Which of the following is a technique used to separate DNA fragments? A) PCR B) Gel electrophoresis C) Cloning

Answer 27

B) Gel electrophoresis.

Question 28

Fill in the blank: __________ is a method used to create a DNA profile.

Answer 28

DNA fingerprinting.

Question 29

What is the main advantage of using genetically modified crops?

Answer 29

Increased resistance to pests and diseases.

Question 30

True or False: CRISPR technology is used for gene editing.

Answer 30

True.

Question 31

What are biofuels?

Answer 31

Biofuels are fuels produced from living organisms or organic matter.

Question 32

Which term describes the use of microorganisms to clean up environmental pollutants?

Answer 32

Bioremediation.

Question 33

Fill in the blank: __________ is the process of converting waste materials into reusable materials.

Answer 33

Recycling.

Question 34

What is the purpose of the biosensor?

Answer 34

To detect biological substances.

Question 35

True or False: Biotechnology can be used in pharmaceuticals to produce antibiotics.

Answer 35

True.

Question 36

What is tissue culture?

Answer 36

Tissue culture is the technique of growing cells or tissues in a controlled environment.

Question 37

Which of the following is a potential risk of biotechnology? A) Increased food production B) Loss of biodiversity C) Improved health

Answer 37

B) Loss of biodiversity.

Question 38

Fill in the blank: The __________ technique is used to identify the presence of specific DNA sequences.

Answer 38

Southern blot.

Question 39

What is the role of fermentation in biotechnology?

Answer 39

Fermentation is used to convert sugars into acids, gases, or alcohol using microorganisms.

Question 40

True or False: Enzymes used in biotechnology are always derived from plants.

Answer 40

False.

Question 41

What is the main purpose of using transgenic animals?

Answer 41

To study gene function and produce biological products.

Question 42

Which of the following is NOT a product of biotechnology? A) Insulin B) Antibiotics C) Traditional farming methods

Answer 42

C) Traditional farming methods.

Question 43

Fill in the blank: __________ are used to produce monoclonal antibodies.

Answer 43

Hybridomas.

Question 44

What does the term 'genetic modification' refer to?

Answer 44

The alteration of an organism's DNA to achieve desired traits.

Question 45

True or False: All biotechnological processes require the use of living organisms.

Answer 45

False.

Question 46

What is the purpose of the Green Revolution?

Answer 46

To increase agricultural production through modern techniques and biotechnology.

Question 47

Which of the following is an example of a gene editing tool? A) Restriction enzyme B) Ligase C) CRISPR

Answer 47

C) CRISPR.

Question 48

Fill in the blank: __________ is the process of creating organisms with desired traits through selective breeding.

Answer 48

Artificial selection.

Question 49

What is the role of the FDA in biotechnology?

Answer 49

To regulate and ensure the safety of biotechnological products.

Question 50

True or False: Biotechnology can only be applied in developed countries.

Answer 50

False.

Question 51

What are the ethical concerns surrounding biotechnology?

Answer 51

Issues include genetic privacy, environmental impact, and food safety.

Question 52

Which of the following techniques is used for DNA sequencing? A) Polymerase chain reaction B) Gel electrophoresis C) Sanger method

Answer 52

C) Sanger method.

Question 53

Fill in the blank: __________ is a method of producing insulin using recombinant DNA technology.

Answer 53

Gene cloning.

Question 54

What is the main application of biotechnology in the food industry?

Answer 54

To enhance food production and preservation.

Question 55

True or False: Genetic diversity is reduced by the use of GMOs.

Answer 55

True.

Question 56

What is the purpose of using a control group in experiments involving biotechnology?

Answer 56

To compare results and determine the effect of the experimental variable.

Question 57

Which of the following is a benefit of using genetically modified crops? A) Higher costs B) Reduced pesticide use C) Decreased yield

Answer 57

B) Reduced pesticide use.

Question 58

Fill in the blank: __________ are proteins that speed up chemical reactions in cells.

Answer 58

Enzymes.

Question 59

What is bioinformatics?

Answer 59

Bioinformatics is the application of computer technology to manage biological information.

Question 60

True or False: Biotechnology has no impact on renewable energy sources.

Answer 60

False.

Question 61

What is the significance of stem cells in biotechnology?

Answer 61

Stem cells have the potential to differentiate into various cell types for therapeutic purposes.

Question 62

Which of the following is NOT a biotechnological application in medicine? A) Gene therapy B) Cloning C) Traditional surgery

Answer 62

C) Traditional surgery.

Question 63

Fill in the blank: __________ is the practice of using living organisms to produce products or processes.

Answer 63

Biotechnology.

Question 64

What is the role of regulatory agencies in biotechnology?

Answer 64

To ensure the safety and efficacy of biotechnological products.

Question 65

True or False: All biotechnological innovations are well-regulated.

Answer 65

False.

Question 66

What is the impact of biotechnology on healthcare?

Answer 66

It has led to the development of new diagnostics, treatments, and therapies.

Question 67

Which of the following is a characteristic of genetically modified organisms? A) Increased resistance to diseases B) Decreased nutritional value C) Longer growth cycles

Answer 67

A) Increased resistance to diseases.

Question 68

Fill in the blank: __________ refers to the manipulation of living organisms to produce useful products.

Answer 68

Biotechnology.