Quiz for applications

Q1: Which genetically engineered bacteria is used to clean oil spills?

A. Agrobacterium tumefaciens B. Bacillus thuringiensis C. Pseudomonas putida D. Escherichia coli

Q2: Which enzyme is used in gene therapy for removing faulty genes?

A. Endonuclease B. Ligase C. Polymerase D. Reverse transcriptase

Q3: Golden rice is genetically modified to produce more of which vitamin?

A. Vitamin A B. Vitamin B12 C. Vitamin C D. Vitamin D

Q4: Bt cotton has been genetically engineered for resistance to:

A. Fungal infections B. Insects C. Drought D. Herbicides

Q5: RNA interference is used for:

A. Enhancing protein production B. Gene silencing C. Gene replication D. DNA repair

Q6: Which bacteria is used in production of humulin (human insulin)?

A. Escherichia coli B. Agrobacterium C. Streptococcus D. Bacillus

Q7: Gene therapy was first successfully used for treating:

A. Cancer B. SCID C. Diabetes D. Thalassemia

Q8: Biopiracy refers to:

A. Using microbes for cleaning B. Unauthorized use of bio-resources C. Creating GM crops D. Artificial selection

Q9: What is the role of Agrobacterium tumefaciens in biotechnology?

A. Insect control B. Vector for plant transformation C. Virus resistance D. Fertilizer production

Q10: Cry genes are obtained from:

A. Agrobacterium B. E. coli C. Bacillus thuringiensis D. Salmonella

Q11: Which of the following is not a genetically modified crop?

A. Flavr Savr tomato B. Bt Brinjal C. Golden Rice D. Wheat

Q12: Somatic cell gene therapy involves:

A. Gametes only B. All body cells C. Only brain cells D. Body cells excluding gametes

Q13: A bioreactor is used to:

A. Store DNA B. Purify RNA C. Provide controlled environment for cell growth D. Make vaccines only

Q14: Monoclonal antibodies are produced by:

A. B-cells only B. Hybridoma cells C. T-cells D. Cytotoxic cells

Q15: The term "transgenic" refers to an organism:

A. With mutated genes B. With foreign genes C. Having no genes D. Naturally bred

Q16: GloFish is a transgenic:

A. Mouse B. Fish C. Frog D. Bacteria

Q17: The first recombinant DNA vaccine was developed against:

A. Polio B. Malaria C. Hepatitis B D. HIV

Q18: Which technique is used to amplify DNA?

A. PCR B. ELISA C. Southern blotting D. Western blotting

Q19: Restriction enzymes were first isolated from:

A. Fungi B. Plants C. Bacteria D. Viruses

Q20: Which of the following is a biodegradable plastic?

A. Polythene B. Polyvinyl chloride C. Polyhydroxybutyrate (PHB) D. Polypropylene